Journal articleJ Heart Lung Transplant · August 2026
Donor-derived cell-free DNA (dd-cfDNA) is a validated, highly sensitive, plasma molecular biomarker of allograft injury after solid organ transplantation. Robust experiences with dd-cfDNA testing after kidney and heart transplantation have generated intere ...
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Journal articleEur Respir J · April 2026
BACKGROUND: Lung transplant recipients with lower club cell secretory protein (CCSP) levels in bronchoalveolar lavage fluid (BALF) early post-transplantation are at increased risk for chronic lung allograft dysfunction (CLAD). For CLAD risk stratification, ...
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Journal articleRespir Res · March 25, 2026
BACKGROUND: Studies suggest that the complement pathway may play a role in the pathogenesis of idiopathic pulmonary fibrosis (IPF). We evaluated associations between complement pathway gene expression and clinical outcomes in patients with IPF. METHODS: RN ...
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Journal articleJ Heart Lung Transplant · March 2026
BACKGROUND: Lung transplantation (LT) has been shown to improve lung function and quality of life (QoL). We sought to clarify if QoL improvements coincide with improvements in spirometry assessments in the first post-transplant year. METHODS: In the multic ...
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Journal articleJ Heart Lung Transplant · March 2026
The Lung Transplant Consortium (LTC), sponsored by the National Heart, Lung, and Blood Institute (NHLBI) is a 20-center collaboration among lung transplant programs in North America conducting both smaller multicenter projects and one consortium-wide prosp ...
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Journal articleAm J Respir Crit Care Med · March 1, 2026
RATIONALE: Clinical features that impact outcomes in lung recipients with chronic lung allograft dysfunction (CLAD) are uncertain and limited by existing approaches to phenotyping that rely on measures inconsistently performed or not standardized across ce ...
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Journal articleJ Heart Lung Transplant · February 2026
Clinical trials in lung transplantation have been hindered by a lack of clarity on the formulation and significance of endpoints for evaluating therapeutic efficacy. To address this challenge, a multidisciplinary working group from the International Societ ...
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Journal articleClin Transplant · January 2026
INTRODUCTION: Prolonged invasive mechanical ventilation (IMV) after lung transplantation is an appealing early prognostic outcome as it can be reproducibly assessed both prospectively and retrospectively. Whether use of IMV at 72Â h after lung transplantati ...
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Journal articleEBioMedicine · December 2025
BACKGROUND: Acute cellular rejection (ACR) is the main risk factor for chronic lung allograft dysfunction (CLAD), but diagnosis requires invasive transbronchial biopsy (TBB). We previously demonstrated the feasibility of bronchoalveolar lavage cell pellet ...
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Journal articleJ Heart Lung Transplant · September 2025
BACKGROUND: There is growing evidence that many patients undergoing lung transplantation report significant distress and low physical activity (PA), which might not improve despite lung transplantation and may be associated with worse clinical outcomes. Fe ...
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Journal articleChest · August 2025
BACKGROUND: Idiopathic pulmonary fibrosis (IPF) is a progressive fibrosing interstitial lung disease associated with lung function decline and high mortality. RESEARCH QUESTION: What are the associations between thresholds of lung function decline and the ...
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Journal articleJ Heart Lung Transplant · June 2025
BACKGROUND: Basiliximab induction immunosuppression is increasingly employed in lung transplant recipients despite limited prospective evidence to support its use in this population. We sought to determine the relationship between basiliximab induction and ...
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Journal articleJHLT Open · May 2025
Non-White patients with interstitial lung disease (ILD) experience racial disparities in lung transplant waitlist mortality. Race-specific equations for spirometry may contribute by underestimating restriction severity in non-White candidates. We analyzed ...
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Journal articleERJ Open Res · May 2025
BACKGROUND: Prostasin is expressed in the lung epithelium where it regulates fluid and electrolyte balance via sodium channel proteolysis. We investigated whether circulating prostasin levels are associated with the presence and severity of idiopathic pulm ...
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Journal articleJ Heart Lung Transplant · March 2025
BACKGROUND: Few tools exist for the early identification of patients at risk for chronic lung allograft dysfunction (CLAD). We previously showed hyaluronan (HA), a matrix molecule that regulates lung inflammation and fibrosis, accumulates in bronchoalveola ...
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Journal articleRespir Res · February 28, 2025
BACKGROUND: The prognostic value of patterns and quantitative measures of lung fibrosis on high-resolution computed tomography (HRCT) in patients identified as having progressive pulmonary fibrosis (PPF) has not been established. We investigated whether HR ...
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Journal articleJ Heart Lung Transplant · February 2025
BACKGROUND: Poor agreement among lung transplant (LTx)Â pathologists has been reported in the assessment of rejection. In addition to acute rejection (AR) and lymphocytic bronchiolitis (LB), acute lung injury (ALI) and organizing pneumonia (OP) were recentl ...
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Journal articleAm J Respir Crit Care Med · February 2025
Rationale: Chronic lung allograft dysfunction (CLAD) hinders lung transplant success. A 2019 consensus refined CLAD diagnosis, introducing probable or definite CLAD based on persistence of lung function decline. Outcomes and risks for probable CLAD remain ...
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Journal articleJ Am Heart Assoc · January 21, 2025
BACKGROUND: Meta-analyses have suggested that the risk of cardiovascular disease events is significantly higher after a chronic obstructive pulmonary disease (COPD) exacerbation, but the populations at highest risk have not been well characterized to date. ...
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Journal articleJ Heart Lung Transplant · November 2024
Primary graft dysfunction (PGD) is a complication of lung transplantation that continues to cause significant morbidity. The Th2 immune response has been shown to counteract tissue-damaging inflammation. We hypothesized that Th2 cytokines/chemokines in blo ...
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Journal articleAnn Am Thorac Soc · November 2024
Rationale: Meta-analyses have suggested the risk of cardiovascular disease (CVD) events is significantly higher after a chronic obstructive pulmonary disease (COPD) exacerbation. However, many of these studies have included a broad array of CVD events or h ...
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Journal articleBMC Pulm Med · September 27, 2024
BACKGROUND: To assess the characteristics of patients enrolled in the ILD-PRO Registry. METHODS: The ILD-PRO Registry is a multicentre US registry of patients with progressive pulmonary fibrosis. This registry is enrolling patients with an interstitial lun ...
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Journal articleJHLT Open · August 2024
BACKGROUND: Race-specific reference equations for spirometry, including forced vital capacity (FVC), are under scrutiny in interstitial lung disease (ILD). Their influence on ILD and transplant decision-making warrants study. METHODS: We performed a retros ...
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Journal articleJHLT Open · August 2024
BACKGROUND: Cytomegalovirus (CMV) is the most common viral infection among lung transplant recipients and is associated with chronic lung allograft dysfunction. There is a need for better therapeutics as well as biomarkers to enable effective stratificatio ...
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Journal articleJHLT Open · August 2024
BACKGROUND: There is currently no sensitive, noninvasive method of screening for chronic lung allograft dysfunction (CLAD), the primary barrier to long-term survival after lung transplant. Conventional pulmonary function testing is imprecise absent a susta ...
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Journal articleJHLT Open · August 2024
Higher body mass index (BMI) increases the risk of developing primary graft dysfunction (PGD) after lung transplantation; whether BMI is associated with decreased survival after PGD is unknown. We utilized the Lung Transplant Outcomes Group cohort of 1,538 ...
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Journal articleJ Heart Lung Transplant · April 2024
BACKGROUND: Primary graft dysfunction (PGD) is the leading cause of early morbidity and mortality after lung transplantation. Accurate prediction of PGD risk could inform donor approaches and perioperative care planning. We sought to develop a clinically u ...
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Journal articleRespir Res · January 25, 2024
BACKGROUND: The circulating metabolome, reflecting underlying cellular processes and disease biology, has not been fully characterized in patients with idiopathic pulmonary fibrosis (IPF). We evaluated whether circulating levels of metabolites correlate wi ...
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Journal articleAm J Respir Crit Care Med · January 1, 2024
Rationale: Primary graft dysfunction (PGD) is the leading cause of early morbidity and mortality after lung transplantation. Prior studies implicated proxy-defined donor smoking as a risk factor for PGD and mortality. Objectives: We aimed to more accuratel ...
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Journal articlePLoS One · 2024
INTRODUCTION: We assessed the prognostic utility of circulating levels of matrix metalloproteinases (MMPs) and tissue inhibitors of matrix metalloproteinases (TIMPs) in patients with idiopathic pulmonary fibrosis (IPF) in the IPF-PRO Registry. METHODS: MMP ...
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Journal articleJ Clin Transl Sci · 2024
Efficient evidence generation to assess the clinical and economic impact of medical therapies is critical amid rising healthcare costs and aging populations. However, drug development and clinical trials remain far too expensive and inefficient for all sta ...
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Journal articleJHLT Open · December 2023
BACKGROUND: Acute exacerbations of interstitial lung disease (AE-ILD) cause severe respiratory failure, and mortality is high despite treatment. Lung transplantation is an effective therapy for late-stage interstitial lung disease (ILD), but prior studies ...
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Journal articleBMC Pulm Med · October 30, 2023
BACKGROUND: Clonal hematopoiesis of indeterminate potential (CHIP), the age-related acquisition of somatic mutations that leads to an expanded blood cell clone, has been associated with development of a pro-inflammatory state. An enhanced or dysregulated i ...
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Journal articleChest · September 2023
BACKGROUND: Chronic lung allograft dysfunction (CLAD) is the leading cause of death among lung transplant recipients. Eosinophils, effector cells of type 2 immunity, are implicated in the pathobiology of many lung diseases, and prior studies suggest their ...
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Journal articleAm J Respir Crit Care Med · September 1, 2023
Rationale: Idiopathic pulmonary fibrosis (IPF) is a progressive lung disease for which novel therapies are needed. External controls (ECs) could enhance IPF trial efficiency, but the direct comparability of ECs versus concurrent controls is unknown. Object ...
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Journal articleRespir Res · August 24, 2023
BACKGROUND: Idiopathic pulmonary fibrosis (IPF) is a progressive fibrosing interstitial lung disease characterised by decline in lung function. We evaluated trajectories of forced vital capacity (FVC) and diffusing capacity (DLco) in a cohort of patients w ...
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Journal articleJ Heart Lung Transplant · June 2023
BACKGROUND: Chronic lung allograft dysfunction (CLAD) increases morbidity and mortality for lung transplant recipients. Club cell secretory protein (CCSP), produced by airway club cells, is reduced in the bronchoalveolar lavage fluid (BALF) of lung recipie ...
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Journal articleAnn Am Thorac Soc · June 2023
Rationale: Low and high body mass index (BMI) are associated with increased mortality after lung transplantation. Why extremes of BMI might increase risk of death is unknown. Objectives: To estimate the association of extremes of BMI with causes of death a ...
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Journal articleRespir Res · May 31, 2023
BACKGROUND: Idiopathic pulmonary fibrosis (IPF) is characterized by the accumulation of extracellular matrix in the pulmonary interstitium and progressive functional decline. We hypothesized that integration of multi-omics data would identify clinically me ...
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Journal articleAnn Thorac Surg · April 2023
BACKGROUND: Aspiration has been associated with graft dysfunction after lung transplantation, leading some to advocate for selective use of fundoplication despite minimal data supporting this practice. METHODS: We performed a multicenter retrospective stud ...
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Journal articleClin Ther · April 2023
PURPOSE: Real-world studies have reported reduced mortality in patients with idiopathic pulmonary fibrosis (IPF) treated with antifibrotic therapy; however, the initiation or discontinuation of therapy during these studies may have introduced bias. This st ...
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Journal articleJ Med Virol · April 2023
Epstein-Barr virus (EBV) reactivation is commonly observed in lung transplant recipients (LTRs). However, cellular immune responses to EBV in adult LTRs have not been well described. We aimed to study CD4/CD8 ratio, EBV-specific T cells polyfunctional resp ...
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Journal articleJCI Insight · March 22, 2023
Chronic lung allograft dysfunction (CLAD) is the leading cause of death in lung transplant recipients. CLAD is characterized clinically by a persistent decline in pulmonary function and histologically by the development of airway-centered fibrosis known as ...
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Journal articleAnnu Rev Med · January 27, 2023
Club cell secretory protein (CCSP), also known as secretoglobin 1A1 (gene name SCGB1A1), is one of the most abundant proteins in the lung, primarily produced by club cells of the distal airway epithelium. At baseline, CCSP is found in large concentrations ...
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Journal articleAm J Respir Crit Care Med · December 15, 2022
Rationale: It remains unclear how gastroesophageal reflux disease (GERD) affects allograft microbial community composition in lung transplant recipients and its impact on lung allograft inflammation and function. Objectives: Our objective was to compare th ...
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Journal articleAm J Transplant · December 2022
We determined prognostic implications of acute lung injury (ALI) and organizing pneumonia (OP), including timing relative to transplantation, in a multicenter lung recipient cohort. We sought to understand clinical risks that contribute to development of A ...
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Journal articleJ Heart Lung Transplant · December 2022
BACKGROUND: We sought to describe trends in extracorporeal membrane oxygenation (ECMO) use, and define the impact on PGD incidence and early mortality in lung transplantation. METHODS: Patients were enrolled from August 2011 to June 2018 at 10 transplant c ...
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Journal articleRespir Care · December 2022
BACKGROUND: Patients hospitalized for COPD exacerbation have an increased risk of mortality, particularly among those who fail bi-level positive airway pressure (BPAP) for hypercapnic respiratory failure subsequently requiring invasive mechanical ventilati ...
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Journal articleAm J Transplant · September 2022
Histopathologic lung allograft injuries are putative harbingers for chronic lung allograft dysfunction (CLAD). However, the mechanisms responsible are not well understood. CXCL9 and CXCL10 are potent chemoattractants of mononuclear cells and potential prop ...
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Journal articleAm J Respir Crit Care Med · July 1, 2022
Rationale: Genetic studies of idiopathic pulmonary fibrosis (IPF) have improved our understanding of this disease, but not all causal loci have been identified. Objectives: To identify genes enriched with rare deleterious variants in IPF and familial pulmo ...
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Journal articleJAMA Netw Open · June 1, 2022
IMPORTANCE: Pulmonary rehabilitation (PR) after exacerbation of chronic obstructive pulmonary disease (COPD) is effective in reducing COPD hospitalizations and mortality while improving health-related quality of life, yet use of PR remains low. Estimates o ...
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Journal articleRespir Res · March 18, 2022
BACKGROUND: Idiopathic pulmonary fibrosis (IPF) is a debilitating lung disease with limited treatment options. A phase 2 trial (NCT01766817) showed that twice-daily treatment with BMS-986020, a lysophosphatidic acid receptor 1 (LPA1) antagonist, significan ...
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Journal articleCell Death Discov · February 15, 2022
Diacetyl (DA) is an α-diketone that is used to flavor microwave popcorn, coffee, and e-cigarettes. Occupational exposure to high levels of DA causes impaired lung function and obstructive airway disease. Additionally, lower levels of DA exposure dampen hos ...
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Journal articleLung · February 2022
Idiopathic pulmonary fibrosis (IPF) is a progressive and ultimately fatal disease with a variable clinical course. Biomarkers that predict patient outcomes are needed. We leveraged data from 300 patients in the multicenter IPF-PRO Registry to determine ass ...
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Journal articleJ Clin Invest · January 18, 2022
T cell polyfunctionality is a hallmark of protective immunity against pathogens and cancer, yet the molecular mechanism governing it remains mostly elusive. We found that canonical Wnt agonists inhibited human memory CD8+ T cell differentiation while simul ...
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Journal articleiScience · December 17, 2021
Currently available SARS-CoV-2 therapeutics are targeted toward moderately to severely ill patients and require intravenous infusions, with limited options for exposed or infected patients with no or mild symptoms. Although vaccines have demonstrated prote ...
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Journal articleBMJ Open Respir Res · December 2021
INTRODUCTION: Idiopathic pulmonary fibrosis (IPF) and non-IPF, progressive fibrotic interstitial lung diseases (PF-ILD), are associated with a progressive loss of lung function and a poor prognosis. Treatment with antifibrotic agents can slow, but not halt ...
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Journal articleAm J Transplant · October 2021
The histopathologic diagnosis of acute allograft injury is prognostically important in lung transplantation with evidence demonstrating a strong and consistent association between acute rejection (AR), acute lung injury (ALI), and the subsequent developmen ...
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Journal articleJ Med Virol · August 2021
Epstein-Barr virus (EBV)-driven posttransplant lymphoproliferative disorder (PTLD) is a serious complication following lung transplant. The extent to which the presence of EBV in PTLD tissue is associated with survival is uncertain. Moreover, whether the h ...
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Journal articleAm J Transplant · June 2021
We undertook a prospective, matched cohort study of patients with Staphylococcus aureus bacteremia (SAB) and gram-negative bacteremia (GNB) to compare the characteristics, outcomes, and chemokine and cytokine response in transplant recipients to immunocomp ...
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Journal articleTransplant Direct · April 2021
BACKGROUND: Acute perivascular rejection (AR) is common in lung recipients and increases the risk for chronic lung allograft dysfunction (CLAD). Hyaluronan (HA), an extracellular matrix constituent, accumulates in experimental AR and can act as an innate i ...
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Journal articleAm J Transplant · March 2021
Lungs from "nonideal," but acceptable donors are underutilized; however, organ procurement organization (OPO) metrics do not reflect the extent to which OPO-specific practices contribute to these trends. We developed a comprehensive system to evaluate noni ...
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Journal articleBMC Bioinformatics · February 23, 2021
BACKGROUND: Immunofluorescent confocal microscopy uses labeled antibodies as probes against specific macromolecules to discriminate between multiple cell types. For images of the developmental mouse lung, these cells are themselves organized into densely p ...
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Journal articleAnnu Rev Med · January 27, 2021
Lung transplantation improves survival and quality of life in patients with advanced pulmonary disease. Over the past several decades, the volume of lung transplants has grown substantially, with increasing transplantation of older and acutely ill individu ...
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Journal articleJ Heart Lung Transplant · January 2021
BACKGROUND: Lung transplantation is increasingly performed in recipients aged ≥65 years. However, the risk factors for mortality specific to this population have not been well studied. In lung transplant recipients aged ≥65 years, we sought to determine po ...
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Journal articlePLoS One · 2021
INTRODUCTION: Anti-inflammatory cytokine IL-10 suppresses pro-inflammatory IL-12b expression after Lipopolysaccharide (LPS) stimulation in colonic macrophages, as part of the innate immunity Toll-Like Receptor (TLR)-NF-κB activation system. This homeostati ...
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Journal articleInhal Toxicol · 2021
OBJECTIVE: Several mechanisms have been proposed for the biological effect of diacetyl. We tested the postulate that animal and cell exposures to diacetyl are associated with a disruption in iron homeostasis. MATERIALS AND METHODS: Male, Sprague-Dawley rat ...
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Journal articleMedicine (Baltimore) · November 20, 2020
Hospitalizations are common in patients with idiopathic pulmonary fibrosis (IPF) and are associated with high mortality. We used data from the Premier Healthcare Database to determine in-hospital mortality rates and the factors associated with in-hospital ...
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Journal articleInt J Psychiatry Med · November 2020
OBJECTIVE: Posttransplant depression has been linked to increased risk for adverse outcomes in lung transplant patients. Maintaining target serum immunosuppressant levels is also essential for optimal lung transplant clinical outcome and may be a crucial p ...
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Journal articleAnn Am Thorac Soc · November 2020
Rationale: Two antifibrotic medications, nintedanib and pirfenidone, have been approved for the treatment of idiopathic pulmonary fibrosis (IPF) in the United States. Few data have been published on the use of these medications in clinical practice.Objecti ...
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Journal articleJ Heart Lung Transplant · November 2020
BACKGROUND: MicroRNAs (miRNAs) are small non-coding RNAs of ∼22 nucleotides that play a crucial role in post-transcriptional regulation of gene expression. Dysregulation of miRNA expression has been shown during microbial infections. We sought to identify ...
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Journal articleAnn Am Thorac Soc · November 2020
Rationale: Obesity is associated with an increased risk of pulmonary hypertension (PH); however, regional adipose tissue deposition is heterogeneous with distinct cardiovascular phenotypes.Objectives: To determine the association of body mass index (BMI) a ...
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Journal articleJ Heart Lung Transplant · September 2020
BACKGROUND: Gastroesophageal reflux disease (GERD) is a risk factor for chronic lung allograft dysfunction. Bile acids-putative markers of gastric microaspiration-and inflammatory proteins in the bronchoalveolar lavage (BAL) have been associated with chron ...
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Journal articleThorax · September 2020
CT measurement of body composition may improve lung transplant candidate selection. We assessed whether skeletal muscle adipose deposition on abdominal and thigh CT scans was associated with 6 min walk distance (6MWD) and wait-list survival in lung transpl ...
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Journal articleAm J Respir Crit Care Med · August 15, 2020
Rationale: Acute rejection, manifesting as lymphocytic inflammation in a perivascular (acute perivascular rejection [AR]) or peribronchiolar (lymphocytic bronchiolitis [LB]) distribution, is common in lung transplant recipients and increases the risk for c ...
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Journal articleChest · June 2020
BACKGROUND: Idiopathic pulmonary fibrosis (IPF) is a rare and serious condition that is associated with high health-care resource use. The goal of this study was to estimate hospital-related resource use and costs by using a national, prospective registry ...
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Journal articleAnn Am Thorac Soc · June 2020
Rationale: Progression of idiopathic pulmonary fibrosis (IPF) is accompanied by worsening of symptoms, exercise capacity, and health-related quality of life. However, the utility of patient-reported outcomes as predictors of mortality remains uncertain.Obj ...
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Journal articleAm J Transplant · June 2020
Long-term survival after lung transplant lags behind that of other commonly transplanted organs, reflecting the current incomplete understanding of the mechanisms involved in the development of posttransplant lung injury, rejection, infection, and chronic ...
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Journal articleChest · May 2020
BACKGROUND: Limited data are available on the association between clinically measured disease severity markers and quality of life (QOL) in idiopathic pulmonary fibrosis (IPF). The study examined the associations between objective disease severity metrics ...
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Journal articleThe Journal of heart and lung transplantation : the official publication of the International Society for Heart Transplantation · April 1, 2020
PURPOSE: The optimal immunosuppressive (IS) regimen after lung (LU) transplant is unknown, therefore we sought to examine OPTN data to compare the impact of 4 different IS combinations on outcomes of treated acute rejection (AR), bronchiolitis obliterans s ...
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Journal articleBMC Pulm Med · March 14, 2020
BACKGROUND: Matrix metalloproteinases (MMPs) and tissue inhibitors of MMPs (TIMPs) play important roles in the turnover of extracellular matrix and in the pathogenesis of idiopathic pulmonary fibrosis (IPF). This study aimed to determine the utility of cir ...
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Journal articleShock · March 2020
BACKGROUND: Pulmonary infections remain the most common cause of Acute Respiratory Distress Syndrome (ARDS), a pulmonary inflammatory disease with high mortality, for which no targeted therapy currently exists. We have previously demonstrated an ameliorate ...
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Journal articleAm J Transplant · March 2020
Chronic lung allograft dysfunction (CLAD), a condition of excess matrix deposition and airways fibrosis, limits survival after lung transplantation. Amphiregulin (Areg) is an epidermal growth factor receptor (EGFR) ligand suggested to regulate airway injur ...
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Journal articleAnn Am Thorac Soc · March 2020
Bronchiolar abnormalities are common and can occur in conditions that affect either the large airways or the more distal parenchyma. In this review, we focus on the diagnosis and management of primary bronchiolar disorders, or conditions in which bronchiol ...
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Journal articleTransplant Direct · March 2020
BACKGROUND: Impaired functional capacity and emotional distress are associated with lower quality of life (QoL) and worse clinical outcomes in post lung transplant patients. Strategies to increase physical activity and reduce distress are needed. METHODS: ...
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Journal articleJ Heart Lung Transplant · December 2019
BACKGROUND: Obesity is associated with an increased risk of primary graft dysfunction (PGD) after lung transplantation. The contribution of specific adipose tissue depots is unknown. METHODS: We performed a prospective cohort study of adult lung transplant ...
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Journal articleLung · December 2019
PURPOSE: In patients with idiopathic pulmonary fibrosis (IPF), hospitalizations are associated with high mortality. We sought to determine in-hospital mortality rates and factors associated with in-hospital mortality in patients with IPF. METHODS: Patients ...
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Journal articleAm J Transplant · November 2019
Frailty is a state of decreased physiologic reserve associated with poor outcomes before and after lung transplantation. Obesity, particularly central obesity characterized by excess proinflammatory visceral adipose tissue (VAT), is associated with inciden ...
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Journal articleTransplantation · November 2019
BACKGROUND: Chronic pulmonary graft-versus-host disease (cpGVHD) after hematopoietic cell transplant (HCT) manifests as progressive airway and parenchymal lung fibrosis. On the basis of our prior data, mice that undergo allogeneic HCT with Tbet-knockout do ...
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Journal articleRespir Res · October 22, 2019
BACKGROUND: Idiopathic pulmonary fibrosis (IPF) is a progressive lung disease for which diagnosis and management remain challenging. Defining the circulating proteome in IPF may identify targets for biomarker development. We sought to quantify the circulat ...
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Journal articleChest · September 2019
BACKGROUND: Pulmonary fibrosis (PF) is the most common disease indication for lung transplantation. Our recent work implicated an excess of rare genetic variants in the telomere-related genes TERT, RTEL1, and PARN in PF disease risk. The impact of such var ...
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Journal articleJ Heart Lung Transplant · August 2019
BACKGROUND: Chronic lung allograft dysfunction (CLAD) is the main limitation to long-term survival after lung transplantation. Because effective therapies are lacking, early identification and mitigation of risk factors is a pragmatic approach to improve o ...
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Journal articleToxicol Sci · June 1, 2019
2,3-Butanedione (DA), a component of artificial butter flavoring, is associated with the development of occupational bronchiolitis obliterans (BO), a disease of progressive airway fibrosis resulting in lung function decline. Neutrophilic airway inflammatio ...
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Journal articleRespir Res · May 30, 2019
BACKGROUND: Idiopathic pulmonary fibrosis (IPF) is a progressive disease with a variable clinical course and high mortality. We used data from a large national US registry of patients with IPF to investigate relationships between patient characteristics, i ...
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Journal articleJ Heart Lung Transplant · February 2019
BACKGROUND: Chronic lung allograft dysfunction (CLAD), including the phenotypes of bronchiolitis obliterans syndrome (BOS) and restrictive CLAD (R-CLAD), represents the leading cause of late death after lung transplantation. Little is known, however, regar ...
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Journal articleJ Clin Invest · February 1, 2019
Antibody-mediated rejection (AMR) is a principal cause of acute and chronic failure of lung allografts. However, mechanisms mediating this oftentimes fatal complication are poorly understood. Here, we show that Foxp3+ T cells formed aggregates in rejection ...
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Journal articleJ Heart Lung Transplant · December 2018
BACKGROUND: Patients with greater adiposity before lung transplantation are at an increased risk for worse post-transplant outcomes. Few studies have addressed whether pre-transplant weight loss mitigates this risk. In this study we examined the associatio ...
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Journal articleChest · November 2018
BACKGROUND: Idiopathic pulmonary fibrosis (IPF) causes irreversible loss of lung function. The lysophosphatidic acid receptor 1 (LPA1) pathway is implicated in IPF etiology. Safety and efficacy of BMS-986020, a high-affinity LPA1 antagonist, was assessed v ...
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Journal articleAm J Transplant · July 2018
The presence of preexisting (memory) or de novo donor-specific HLA antibodies (DSAs) is a known barrier to successful long-term organ transplantation. Yet, despite the fact that laboratory tools and our understanding of histocompatibility have advanced sig ...
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Journal articleTransplantation · June 2018
BACKGROUND: Aspergillus colonization after lung transplant is associated with an increased risk of chronic lung allograft dysfunction (CLAD). We hypothesized that gene expression during Aspergillus colonization could provide clues to CLAD pathogenesis. MET ...
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Journal articleCurr Opin Organ Transplant · June 2018
PURPOSE OF REVIEW: There is increasing recognition of the importance of antibody-mediated rejection (AMR) after lung transplantation. The development of donor-specific antibodies, a key feature of AMR, occurs in approximately 30% of lung transplant recipie ...
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Journal articleTranspl Int · May 2018
Depressive symptoms are common among lung transplant candidates and have been associated with poorer clinical outcomes in some studies. Previous studies have been plagued by methodologic problems, including small sample sizes, few clinical events, and unco ...
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Journal articleClin Transplant · April 2018
The complement system is a cascade of multiple proteins that have been known to mediate inflammatory response. This tightly regulated system has been recognized to play a role in adaptive immunity via humoral and cell-mediated processes. There is evidence ...
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Journal articleTransplant Direct · April 2018
BACKGROUND: Neurological complications are common after lung transplantation. However, no large cohort studies have examined the incidence, predictors, and clinical significance of neurological events sustained by lung transplant recipients. METHODS: We co ...
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Journal articleAm J Transplant · March 2018
Preliminary evidence suggests that postoperative cognitive dysfunction (POCD) is common after lung transplantation. The impact of POCD on clinical outcomes has yet to be studied. The association between POCD and longer-term survival was therefore examined ...
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Journal articleInt Forum Allergy Rhinol · March 2018
BACKGROUND: Lung transplantation has revolutionized the treatment of end-stage pulmonary disease due to cystic fibrosis. However, infection of the transplanted lungs can lead to serious complications, including graft failure and death. Although many of the ...
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Journal articleClin Trials · February 2018
Background/aims The Food and Drug Administration Amendments Act mandates that applicable clinical trials report basic summary results to the ClinicalTrials.gov database within 1 year of trial completion or termination. We aimed to determine the proportion ...
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Journal articleJCI Insight · January 25, 2018
Primary graft dysfunction (PGD) is acute lung injury within 72 hours of lung transplantation. We hypothesized that cell-free hemoglobin (CFH) contributes to PGD by increasing lung microvascular permeability and tested this in patients, ex vivo human lungs, ...
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Journal articleAm J Respir Crit Care Med · January 15, 2018
RATIONALE: Primary graft dysfunction (PGD) is a form of acute lung injury that occurs after lung transplantation. The definition of PGD was standardized in 2005. Since that time, clinical practice has evolved, and this definition is increasingly used as a ...
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Journal articleAm J Physiol Lung Cell Mol Physiol · November 1, 2017
The National Heart, Lung, and Blood Institute is funding an effort to create a molecular atlas of the developing lung (LungMAP) to serve as a research resource and public education tool. The lung is a complex organ with lengthy development time driven by i ...
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Journal articleAnn Am Thorac Soc · October 2017
RATIONALE: Pulmonary hypertension from pulmonary arterial hypertension or parenchymal lung disease is associated with an increased risk for primary graft dysfunction after lung transplantation. OBJECTIVE: We evaluated the clinical determinants of severe pr ...
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Journal articleAnn Am Thorac Soc · September 2017
Lung transplantation is now considered to be a therapeutic option for patients with advanced-stage lung diseases. Unfortunately, due to post-transplant complications, both infectious and noninfectious, it is only a treatment and not a cure. Infections (e.g ...
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Journal articleToxicology · August 1, 2017
Diacetyl (DA; 2,3-butanedione), with the chemical formula (CH3CO)2 is a volatile organic compound with a deep yellow color and a strong buttery flavor and aroma. These properties have made DA a particularly useful and common food flavoring ingredient. Howe ...
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Journal articleAm J Respir Crit Care Med · July 1, 2017
RATIONALE: Idiopathic pulmonary fibrosis (IPF) is an increasingly recognized, often fatal lung disease of unknown etiology. OBJECTIVES: The aim of this study was to use whole-exome sequencing to improve understanding of the genetic architecture of pulmonar ...
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Journal articleJ Heart Lung Transplant · July 2017
BACKGROUND: The lung allocation score (LAS) has led to improved organ allocation for transplant candidates. At present, the 6-minute walk distance (6MWD) is treated as a binary categorical variable of whether or not a candidate can walk more than 150 feet ...
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Journal articleJ Clin Invest · June 30, 2017
Endogenous danger signals, or damage-associated molecular patterns (DAMPs), are generated in response to cell stress and activate innate immunity to provide a pivotal mechanism by which an organism can respond to damaged self. Accumulating experimental and ...
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Journal articleAm J Respir Cell Mol Biol · June 2017
Bronchiolitis obliterans (BO) is an increasingly important lung disease characterized by fibroproliferative airway lesions and decrements in lung function. Occupational exposure to the artificial food flavoring ingredient diacetyl, commonly used to impart ...
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Journal articleJ Heart Lung Transplant · May 2017
BACKGROUND: The purpose of this study was to identify risk factors and outcome implications for 30-day hospital readmission in lung transplant recipients. METHODS: We conducted a retrospective cohort study of lung transplant cases from a single, high-volum ...
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Journal articleClin Transplant · March 2017
BACKGROUND: Donor-specific antibodies (DSAs) after lung transplantation correlate with poor outcomes. The ideal treatment strategy for antibody-mediated rejection AMR is not defined. Our institution implemented an aggressive multimodality protocol for the ...
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Journal articleJ Proteome Res · February 3, 2017
Occupational exposures to the diketone flavoring agent, diacetyl, have been associated with bronchiolitis obliterans, a rare condition of airway fibrosis. Model studies in rodents have suggested that the airway epithelium is a major site of diacetyl toxici ...
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Journal articleAnn Am Thorac Soc · February 2017
RATIONALE: Lung transplantation is an accepted and increasingly employed treatment for advanced lung diseases, but the anticipated survival benefit of lung transplantation is poorly understood. OBJECTIVES: To determine whether and for which patients lung t ...
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Journal articleClin Transplant · February 2017
BACKGROUND: Impaired psychological function is common among lung transplant candidates and may affect clinical outcomes following transplantation. Although numerous studies have examined the relationship between pretransplant depression, quality of life (Q ...
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Journal articlePLoS One · 2017
PURPOSE: Overweight and underweight conditions are considered relative contraindications to lung transplantation due to their association with excess mortality. Yet, recent work suggests that body mass index (BMI) does not accurately reflect adipose tissue ...
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Journal articlePLoS One · 2017
BACKGROUND: Chronic Lung Allograft Dysfunction (CLAD) is the main limitation to long-term survival after lung transplantation. Although CLAD is usually not responsive to treatment, earlier identification may improve treatment prospects. METHODS: In a neste ...
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Journal articleAm J Transplant · November 2016
The choice of a single or bilateral lung transplant for interstitial lung disease (ILD) is controversial, as surgical risk, long-term survival and organ allocation are competing factors. In an effort to balance risk and benefit, our center adopted a staged ...
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Journal articleEur Respir J · November 2016
Evidence suggests that lung injury, inflammation and extracellular matrix remodelling precede lung fibrosis in interstitial lung disease (ILD). We examined whether a quantitative measure of increased lung attenuation on computed tomography (CT) detects lun ...
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Journal articleAm J Pathol · November 2016
Inhaled diacetyl vapors are associated with flavorings-related lung disease, a potentially fatal airway disease. The reactive α-dicarbonyl group in diacetyl causes protein damage in vitro. Dicarbonyl/l-xylulose reductase (DCXR) metabolizes diacetyl into ac ...
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Journal articleAnn Am Thorac Soc · May 2016
RATIONALE: The clinical course of chronic lung allograft dysfunction (CLAD) is heterogeneous. Forced vital capacity (FVC) loss at onset, which may suggest a restrictive phenotype, was associated with worse survival for bilateral lung transplant recipients ...
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Journal articleJ Heart Lung Transplant · April 2016
BACKGROUND: Donor smoking history and higher fraction of inspired oxygen (FIO2) at reperfusion are associated with primary graft dysfunction (PGD) after lung transplantation. We hypothesized that oxidative injury biomarkers would be elevated in PGD, with h ...
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Journal articleAm J Transplant · March 2016
The authors previously identified plasma plasminogen activator inhibitor-1 (PAI-1) level as a quantitative lung injury biomarker in primary graft dysfunction (PGD). They hypothesized that plasma levels of PAI-1 used as a quantitative trait could facilitate ...
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Journal articleAm J Transplant · February 2016
Primary graft dysfunction (PGD) is a possible risk factor for bronchiolitis obliterans syndrome (BOS) following lung transplantation; however, the mechanism for any such association is poorly understood. Based on the association of TGF-β with acute and chr ...
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Journal articleAnn Am Thorac Soc · February 2016
RATIONALE: Delirium is common following lung transplant and is associated with poorer clinical outcomes. The extent to which intraoperative hemodynamic alterations may contribute to postoperative delirium among lung transplant recipients has not been exami ...
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Journal articleAm J Respir Crit Care Med · January 1, 2016
RATIONALE: Cytomegalovirus (CMV), which is one of the most common infections after lung transplantation, is associated with chronic lung allograft dysfunction and worse post-transplantation survival. Current approaches for at-risk patients include a fixed ...
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Journal articleInt J Cardiol · January 1, 2016
BACKGROUND: Comorbid chronic obstructive pulmonary disease (COPD) is associated with poor outcomes among patients with cardiovascular disease. The risks of stroke and mortality associated with COPD among patients with atrial fibrillation are not well under ...
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Journal articlePsychosom Med · 2016
OBJECTIVE: To examine the prognostic value of select biobehavioral factors in patients with chronic obstructive pulmonary disease (COPD) in a secondary analysis of participants from the INSPIRE-II trial. METHODS: Three hundred twenty-six outpatients with C ...
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Journal articleBMJ Open Respir Res · 2016
BACKGROUND: Idiopathic pulmonary fibrosis (IPF) is a chronic interstitial lung disease characterised by progressive loss of lung function. Its clinical course is variable but ultimately fatal. There is a need for a multicentre patient registry incorporatin ...
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Journal articleAm J Transplant · January 2016
Lung transplantation has become an increasingly common treatment for patients with end-stage lung disease. Few studies have examined psychosocial risk factors for mortality in transplant recipients, despite evidence suggesting that elevated levels of negat ...
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Journal articleTransplantation · November 2015
BACKGROUND: Genetic association studies of transplantation outcomes have been hampered by small samples and highly complex multifactorial phenotypes, hindering investigations of the genetic architecture of a range of comorbidities which significantly impac ...
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Journal articleAm J Respir Crit Care Med · October 1, 2015
RATIONALE: The use of 6-minute-walk distance (6MWD) as an indicator of exercise capacity to predict postoperative survival in lung transplantation has not previously been well studied. OBJECTIVES: To evaluate the association between 6MWD and postoperative ...
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Journal articleJ Heart Lung Transplant · August 2015
BACKGROUND: The Pulmonary-specific Quality-of-Life Scale (PQLS) was developed to measure quality of life (QoL) among patients awaiting lung transplant. The objective of this study was to determine the psychometric properties of the PQLS, identify empirical ...
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Journal articleAm J Transplant · August 2015
Chronic lung allograft dysfunction (CLAD) remains a major problem after lung transplantation with no definitive treatment except redo lung transplantation (re-LTx) in selected candidates. However, CLAD is not a homogeneous entity and different phenotypes e ...
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Journal articleAm J Transplant · August 2015
Primary graft dysfunction (PGD) is a major cause of early mortality after lung transplant. We aimed to define objective estimates of PGD risk based on readily available clinical variables, using a prospective study of 11 centers in the Lung Transplant Outc ...
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Journal articleLancet Respir Med · May 2015
BACKGROUND: Mortality is an impractical primary endpoint for clinical trials in patients with idiopathic pulmonary fibrosis who have mild-to-moderate physiological impairment because event rates are low. Change in forced vital capacity (FVC) is widely acce ...
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Journal articleAnn Am Thorac Soc · March 2015
RATIONALE: The 2011 combined Global Initiative for Chronic Obstructive Lung Disease (GOLD) assessment incorporates symptoms, exacerbation history, and spirometry in discriminating risk of exacerbations in patients with chronic obstructive pulmonary disease ...
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Journal articleAm J Respir Crit Care Med · February 15, 2015
RATIONALE: Primary graft dysfunction (PGD) causes early mortality after lung transplantation and may contribute to late graft failure. No effective treatments exist. The pathogenesis of PGD is unclear, although both neutrophils and activated platelets have ...
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Journal articleJ Crit Care · February 2015
BACKGROUND: Delirium is relatively common after lung transplantation, although its prevalence and prognostic significance have not been systematically studied. The purpose of the present study was to examine pretransplant predictors of delirium and the sho ...
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Journal articleTranspl Immunol · January 2015
RATIONALE: Bone marrow transplant (BMT) recipients experience frequent and severe respiratory viral infections (RVIs). However, the immunological mechanisms predisposing to RVIs are uncertain. Therefore, we hypothesized that antiviral T cell immunity is im ...
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Journal articlePhysiol Rep · January 1, 2015
The standard of care for chronic gastro-esophageal reflux disease (GERD), which affects up to 40% of the population, is the use of drugs such as proton pump inhibitors (PPIs) that block the production of stomach acid. Despite widespread use, the effects of ...
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Journal articlePLoS One · 2015
Obliterative bronchiolitis (OB) is an irreversible lung disease characterized by progressive fibrosis in the small airways with eventual occlusion of the airway lumens. OB is most commonly associated with lung transplant rejection; however, OB has also bee ...
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Journal articleAm J Respir Cell Mol Biol · December 2014
Environmental exposures are a potential trigger of chronic pulmonary graft-versus-host disease (pGVHD) after successful recovery from hematopoietic cell transplant (HCT). We hypothesized that inhalations of LPS, a prototypic environmental stimulus, trigger ...
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Journal articleJ Heart Lung Transplant · December 2014
BACKGROUND: Methods for direct measurement of glomerular filtration rate (GFR) are expensive and inconsistently applied across transplant centers. The Modified Diet in Renal Disease (MDRD) equation is commonly used for GFR estimation, but is inaccurate for ...
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Journal articleAnn Am Thorac Soc · December 2014
RATIONALE: Neurocognitive impairments are associated with reduced quality of life and may adversely affect medical compliance, but their prevalence after lung transplantation has not been extensively studied. OBJECTIVES: To examine the frequency of neuroco ...
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Journal articleAnn Thorac Surg · December 2014
BACKGROUND: Rates of repeat lung transplantation have increased since implementation of the lung allocation score (LAS). The purpose of this study is to compare survival between repeat (ReTx) and primary (LTx) lung transplant recipients in the LAS era. MET ...
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Journal articleEur Respir J · December 2014
Bronchiolitis obliterans syndrome (BOS) is a major complication of lung transplantation that is associated with poor survival. The International Society for Heart and Lung Transplantation, American Thoracic Society, and European Respiratory Society convene ...
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Journal articleAm J Respir Crit Care Med · November 1, 2014
RATIONALE: Obesity and underweight are contraindications to lung transplantation based on their associations with mortality in studies performed before implementation of the lung allocation score (LAS)-based organ allocation system in the United States Obj ...
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Journal articleAm J Respir Cell Mol Biol · October 2014
Diacetyl (DA), a component of artificial butter flavoring, has been linked to the development of bronchiolitis obliterans (BO), a disease of airway epithelial injury and airway fibrosis. The epidermal growth factor receptor ligand, amphiregulin (AREG), has ...
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Journal articlePsychosom Med · October 2014
OBJECTIVE: Chronic obstructive pulmonary disease (COPD) is associated with increased morbidity and mortality and reduced quality of life (QoL). Novel interventions are needed to improve outcomes in COPD patients. The present study assessed the effects of a ...
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Journal articleAm J Transplant · August 2014
This editorial puts into perspective the findings of the first randomized, controlled trial examining alemtuzumab induction for lung transplantation, and highlights the challenges encountered with alemtuzumab induction in other solid organs. See article by ...
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Journal articleAm J Respir Crit Care Med · July 1, 2014
Research in pulmonary transplantation is actively evolving in quality and scope to meet the challenges of a growing population of lung allograft recipients. In 2013, research groups leveraged large publicly available datasets in addition to multicenter res ...
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Journal articleAm J Physiol Lung Cell Mol Physiol · June 1, 2014
Epithelial injury is often detected in lung allografts, however, its relation to rejection pathogenesis is unknown. We hypothesized that sterile epithelial injury can lead to alloimmune activation in the lung. We performed adoptive transfer of mismatched s ...
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Journal articleAm J Transplant · April 2014
As HLAs antibody detection technology has evolved, there is now detailed HLA antibody information available on prospective transplant recipients. Determining single antigen antibody specificity allows for a calculated panel reactive antibodies (cPRA) value ...
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Journal articleChest · March 1, 2014
BACKGROUND: Neurobehavioral functioning is widely recognized as being an important consideration in lung transplant candidates, but little is known about whether these factors are related to clinical outcomes. The present study examined the relationship of ...
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Journal articleAm J Respir Crit Care Med · March 1, 2014
RATIONALE: Although innate immunity is increasingly recognized to contribute to lung allograft rejection, the significance of endogenous innate ligands, such as hyaluronan (HA) fragments, in clinical or experimental lung transplantation is uncertain. OBJEC ...
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Journal articleAm J Respir Crit Care Med · March 1, 2014
RATIONALE: Biologic pathways with significant genetic conservation across human populations have been implicated in the pathogenesis of primary graft dysfunction (PGD). The evaluation of the role of recipient genetic variation in PGD has thus far been limi ...
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Journal articleAm J Transplant · February 2014
Inherent recipient factors, including pretransplant diagnosis, obesity and elevated pulmonary pressures, are established primary graft dysfunction (PGD) risks. We evaluated the relationship between preoperative lung injury biomarkers and PGD to gain furthe ...
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Journal articleAm J Respir Crit Care Med · January 15, 2014
RATIONALE: Emerging evidence suggests a restrictive phenotype of chronic lung allograft dysfunction (CLAD) exists; however, the optimal approach to its diagnosis and clinical significance is uncertain. OBJECTIVES: To evaluate the hypothesis that spirometri ...
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Journal articlePLoS One · 2014
BACKGROUND: Pulmonary GVHD (pGVHD) is an important complication of hematopoietic cell transplant (HCT) and is thought to be a consequence of the HCT conditioning regimen, allogeneic donor cells, and posttransplant lung exposures. We have previously demonst ...
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Journal articleBiometrics · December 2013
Because the number of patients waiting for organ transplants exceeds the number of organs available, a better understanding of how transplantation affects the distribution of residual lifetime is needed to improve organ allocation. However, there has been ...
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Journal articleBlood · November 7, 2013
Acute graft-versus-host disease (aGVHD) is the leading cause of morbidity and mortality after allogeneic hematopoietic cell transplantation (HCT). Approximately 35% to 50% of HCT recipients develop aGVHD; however, there are no validated diagnostic and pred ...
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Journal articleAnn Am Thorac Soc · October 2013
RATIONALE: ClinicalTrials.gov is the largest trial registry in the world. Strengthened registration requirements, including federal mandates in 2007, have increased study representation. A systematic evaluation of all registered studies has been limited by ...
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Journal articleAnn Thorac Surg · September 2013
BACKGROUND: Risk factors and outcomes of bronchial stricture after lung transplantation are not well defined. An association between acute rejection and development of stricture has been suggested in small case series. We evaluated this relationship using ...
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Journal articleAm J Respir Crit Care Med · August 15, 2013
RATIONALE: Patients who progress to brain death after resuscitation from cardiac arrest have been hypothesized to represent an underused source of potential organ donors; however, there is a paucity of data regarding the viability of lung allografts after ...
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Journal articleChest · August 2013
BACKGROUND: There is significant heterogeneity within the primary graft dysfunction (PGD) syndrome. We aimed to identify distinct grade 3 PGD phenotypes based on severity of lung dysfunction and patterns of resolution. METHODS: Subjects from the Lung Trans ...
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Journal articleChest · July 2013
BACKGROUND: Long-term survival after lung transplant is limited by the development of chronic and progressive airflow obstruction, a condition known as bronchiolitis obliterans syndrome (BOS). While prior studies strongly implicate cellular rejection as a ...
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Journal articleAnn Intern Med · May 7, 2013
BACKGROUND: Lung transplantation is an effective treatment for patients with advanced lung disease. In the United States, lungs are allocated on the basis of the lung allocation score (LAS), a composite measure of transplantation urgency and utility. Clini ...
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Journal articleAm J Transplant · April 2013
Aspergillus colonization after lung transplantation may increase the risk for bronchiolitis obliterans syndrome (BOS), a disease of small airways. We hypothesized that colonization with small conidia Aspergillus species would be associated with a greater r ...
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Journal articleAm J Transplant · March 2013
Bronchiolitis obliterans syndrome (BOS), a condition of irreversible small airway fibrosis, is the principal factor limiting long-term survival after lung transplantation. Bronchoscopy and bronchoalveolar lavage (BAL), techniques central to lung transplant ...
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Journal articleChest · March 2013
BACKGROUND: Quality of life (QOL) is an important but understudied outcome after lung transplantation. Previous cross-sectional, single-center studies suggest improved QOL, but few prior longitudinal multicenter data exist regarding the effect of transplan ...
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Journal articleAm J Respir Crit Care Med · March 1, 2013
RATIONALE: Primary graft dysfunction (PGD) is the main cause of early morbidity and mortality after lung transplantation. Previous studies have yielded conflicting results for PGD risk factors. OBJECTIVES: We sought to identify donor, recipient, and periop ...
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Journal articleAm J Transplant · February 2013
Central airways stenosis (CAS) after lung transplant is a poorly understood complication. Objectives of this study were to determine if CAS was associated with chronic rejection or worse survival after transplant as well as to identify factors associated w ...
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Journal articleJ Asthma Allergy · 2013
BACKGROUND: The CD14 C-159T single nucleotide polymorphism (SNP) has been investigated widely as a candidate genetic locus in patients with allergic disease. There are conflicting results for the association of the CD14 C-159T SNP with total serum immunogl ...
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Journal articleInt J Psychiatry Med · 2013
OBJECTIVES: To examine the association of anxiety and depression with pulmonary-specific symptoms of Chronic Obstructive Pulmonary Disease (COPD), and to determine the extent to which disease severity and functional capacity modify this association. METHOD ...
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Journal articleAm J Transplant · November 2012
Bronchiolitis obliterans syndrome (BOS) is a condition of progressive airflow obstruction that affects a majority of lung transplant recipients and limits long-term posttransplant survival. Although epithelial injury appears central to the development of B ...
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Journal articleAm J Respir Crit Care Med · September 15, 2012
RATIONALE: Elevated long pentraxin-3 (PTX3) levels are associated with the development of primary graft dysfunction (PGD) after lung transplantation. Abnormalities in innate immunity, mediated by PTX3 release, may play a role in PGD pathogenesis. OBJECTIVE ...
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Journal articleAm J Transplant · September 2012
Although neurocognitive impairment is relatively common among patients with advanced lung disease, little is known regarding changes in neurocognition following lung transplantation. We therefore administered 10 tests of neurocognitive functioning before a ...
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Journal articleJ Heart Lung Transplant · September 2012
BACKGROUND: We aimed to identify combinations of biomarkers to enhance the definition of primary graft dysfunction (PGD) for translational research. METHODS: Biomarkers reflecting lung epithelial injury (soluble receptor for advance glycation end products ...
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Journal articleJ Immunol · May 15, 2012
Graft-versus-host disease (GVHD) is a severe and frequent complication of allogeneic bone marrow transplantation (BMT) that involves the gastrointestinal (GI) tract and lungs. The pathobiology of GVHD is complex and involves immune cell recognition of host ...
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Journal articleAm J Respir Cell Mol Biol · May 2012
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Chemokines and chemokine receptors have been implicated in the pathogenesis of bronchiolitis. CXCR3 ligands (CXCL10, CXCL9, and CXCL11) were elevated in patients with bronchiolitis obliterans syndrome (BOS) and chronic allorejection. Studies also suggested ...
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Journal articleToxicol Pathol · April 2012
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2,3-Pentanedione (PD) is a component of artificial butter flavorings. The use of PD is increasing since diacetyl, a major butter flavorant, was associated with bronchiolitis obliterans (BO) in workers and has been removed from many products. Because the to ...
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Journal articleAm J Transplant · March 2012
Featured Publication
Cytomegalovirus (CMV) is the most prevalent opportunistic infection that occurs in lung-transplant recipients. In addition to its direct morbidity, multiple studies have demonstrated that CMV, in particular CMV pneumonia, is associated with an increased ri ...
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Journal articleAm J Transplant · March 2012
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Acute rejection (AR) is a common complication following lung transplantation and is an established risk factor for bronchiolitis obliterans syndrome (BOS). AR clinical presentation varies considerably and is sometimes associated with an acute decrease in f ...
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Journal articleAm J Respir Cell Mol Biol · February 2012
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T-box expressed in T cells (T-bet) is a critical transcription factor for T helper (Th) 1 responses. Although Th1 cells are thought to contribute to certain alloimmune responses, their role in pulmonary graft-versus-host disease (GVHD) is uncertain. We hav ...
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Journal articleClin Transplant · 2012
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Caregivers for patients undergoing solid organ transplantation play an essential role in the process of transplantation. However, little is known about stress and coping among these caregivers. Six hundred and twenty-one primary caregivers of potential can ...
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Journal articlePLoS One · 2012
INTRODUCTION: Primary graft dysfunction (PGD) is a significant contributor to early morbidity and mortality after lung transplantation. Increased vascular permeability in the allograft has been identified as a possible mechanism leading to PGD. Angiopoieti ...
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Journal articleAm J Respir Crit Care Med · November 1, 2011
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RATIONALE: Obesity has been linked to acute lung injury and is a risk factor for early mortality after lung transplantation. OBJECTIVES: To examine the associations of obesity and plasma adipokines with the risk of primary graft dysfunction after lung tran ...
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Journal articleAm J Transplant · November 2011
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Primary graft dysfunction (PGD) after lung transplantation may result from ischemia reperfusion injury (IRI). The innate immune response to IRI may be mediated by Toll-like receptor and IL-1-induced long pentraxin-3 (PTX3) release. We hypothesized that ele ...
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Journal articleAm J Respir Crit Care Med · October 15, 2011
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With rapid advances in our knowledge of the human genome and increasing availability of high-throughput investigative technology, genome-wide association (GWA) studies have recently gained marked popularity. As an unbiased approach to identifying genomic r ...
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Journal articleJ Heart Lung Transplant · September 2011
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BACKGROUND: The optimal approach to cytomegalovirus (CMV) prevention after lung transplantation is controversial. We recently completed a prospective, randomized, placebo-controlled study of CMV prevention in lung transplantation that demonstrated the shor ...
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Journal articleChest · August 2011
Featured Publication
BACKGROUND: Serum levels of surfactant protein D (SP-D) have been suggested as reflecting epithelial damage in acute lung injury, COPD, and idiopathic pulmonary fibrosis (IPF). However, little is known about SP-D levels in the setting of lung transplantati ...
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Journal articleChest · August 2011
Featured Publication
Bronchiolitis obliterans syndrome (BOS) is a form of chronic lung allograft dysfunction that affects a majority of lung transplant recipients and is the principal factor limiting long-term transplant survival. BOS is characterized by progressive airflow ob ...
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Journal articleClin Chest Med · June 2011
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Acute cellular rejection affects greater than one-third of lung transplant recipients. Alloreactive T-lymphocytes constitute the basis of lung allograft rejection. Recent evidence supports a more complex immune response to the allograft. Interaction betwee ...
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Journal articleJ Heart Lung Transplant · June 2011
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BACKGROUND: Pulmonary graft-versus-host disease (GVHD) after hematopoietic cell transplant (HCT) and allograft rejection after lung transplant are parallel immunologic processes that lead to significant morbidity and mortality. Our murine model of pulmonar ...
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Journal articleChest · April 2011
BACKGROUND: Idiopathic pulmonary fibrosis (IPF) is often associated with elevations in pulmonary artery pressures. Although primary pulmonary arterial hypertension (PAH) has been associated with primary graft dysfunction (PGD), the role of secondary PAH in ...
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Journal articlePLoS One · March 25, 2011
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BACKGROUND: Bronchiolitis obliterans (BO) is a fibrotic lung disease that occurs in a variety of clinical settings, including toxin exposures, autoimmunity and lung or bone marrow transplant. Despite its increasing clinical importance, little is known rega ...
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Journal articleAm J Transplant · March 2011
Featured Publication
Cytomegalovirus (CMV) is a common opportunistic infection after lung transplant. Despite effective antiviral medications to treat CMV, invasive CMV disease contributes to lung allograft dysfunction and worse survival. Efforts to prevent CMV have led to the ...
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Journal articleAm J Transplant · March 2011
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Primary graft dysfunction (PGD) is the leading cause of early posttransplant morbidity and mortality after lung transplantation. Clara cell secretory protein (CC16) is produced by the nonciliated lung epithelium and may serve as a plasma marker of epitheli ...
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Journal articleTranspl Immunol · January 15, 2011
Respiratory viral infections cause significant morbidity and increase the risk for chronic pulmonary graft-versus-host disease (GVHD) after hematopoietic cell transplantation (HCT). Our overall hypothesis is that local innate immune activation potentiates ...
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Journal articleClin Transplant · 2011
PURPOSE: Advanced lung disease increases the risk for diminished bone mineral density (BMD). The prevalence and severity of osteoporosis in lung transplant candidates is unclear. METHODS: We retrospectively evaluated BMD of subjects screened for lung trans ...
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Journal articleJ Heart Lung Transplant · November 2010
BACKGROUND: This study tested the discriminant validity of International Society for Heart and Lung Transplantation (ISHLT) primary graft dysfunction (PGD) grades with lung injury biomarker profiles and survival. METHODS: The study samples consisted of a m ...
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Journal articleAm J Respir Crit Care Med · September 15, 2010
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RATIONALE: Despite the importance of bronchiolitis obliterans syndrome (BOS) in lung transplantation, little is known regarding the factors that influence survival after the onset of this condition, particularly among bilateral transplant recipients. OBJEC ...
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Journal articleNeurogastroenterol Motil · August 2010
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BACKGROUND: Lung transplantation has become an effective therapeutic option for selected patients with end stage lung disease. Long-term survival is limited by chronic rejection manifest as bronchiolitis obliterans syndrome (BOS). The aspiration of gastric ...
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Journal articleAm J Respir Crit Care Med · June 15, 2010
Featured Publication
RATIONALE: Cytomegalovirus pneumonitis is one of the most prevalent opportunistic infections after lung transplantation. Early studies reported that cytomegalovirus pneumonitis was a risk factor for chronic allograft dysfunction. More recently, in the era ...
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Journal articleAnn Intern Med · June 15, 2010
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BACKGROUND: Cytomegalovirus (CMV) is the most prevalent opportunistic infection after lung transplantation. Current strategies do not prevent CMV in most at-risk patients. OBJECTIVE: To determine whether extending prophylaxis with oral valganciclovir from ...
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Journal articleSemin Respir Crit Care Med · June 2010
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Chronic obstructive pulmonary disease (COPD) is a condition of progressive airflow obstruction occurring primarily as a result of tobacco use that accounts for substantial worldwide morbidity and mortality. Medical therapy, with the exception of oxygen and ...
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Journal articleSemin Respir Crit Care Med · April 2010
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Despite the recent development of many new immunosuppressive agents for use in transplantation, acute cellular and humoral rejection represent extremely prevalent and serious complications after lung transplantation. Acute cellular rejection, defined as pe ...
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Journal articleAm J Respir Crit Care Med · November 15, 2009
RATIONALE: The receptor for advanced glycation end products (RAGE) is an important marker of lung epithelial injury and may be associated with impaired alveolar fluid clearance. We hypothesized that patients with primary graft dysfunction (PGD) after lung ...
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Journal articleFront Biosci (Elite Ed) · June 1, 2009
Lung transplant allografts have the highest rate of rejection and shortest graft survival time among the commonly transplanted solid organs despite high levels of immunosuppression. This observation strongly indicates that mechanisms unique to the lung all ...
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Journal articleClin Trials · April 2009
BACKGROUND: Chronic Obstructive Pulmonary Disease (COPD) is a progressive illness characterized by airflow obstruction and dyspnea that afflicts over 12 million people and represents a leading cause of death in the United States. Not surprisingly, COPD is ...
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Journal articleJ Heart Lung Transplant · April 2009
Progressive multifocal leukoencephalopathy (PML) is a rare demyelinating disease of the central nervous system caused by the JC virus that occurs in the setting of immunosuppression. A 38-year-old female lung transplant recipient at our institution receive ...
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Journal articleChest · February 2009
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BACKGROUND: Despite the frequent occurrence of pleural effusions in lung transplant recipients, little is known about early posttransplant pleural space infections. We sought to determine the predictors and clinical significance of pleural infection in thi ...
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Journal articleProc Am Thorac Soc · January 15, 2009
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Despite the recent introduction of many improved immunosuppressive agents for use in transplantation, acute rejection affects up to 55% of lung transplant recipients within the first year after transplant. Acute lung allograft rejection is defined as periv ...
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Journal articleClin Transpl · 2009
Clinical lung transplantation continues to grow worldwide. Advances in donor selection and management have been critical to support the expanded growth of lung transplant as a therapeutic option for patients with advanced lung disease. In recent years, all ...
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Journal articleAm J Transplant · September 2008
Kaposi's sarcoma (KS) is associated with solid-organ transplantation, but is extremely rare after lung transplantation. In this report, we describe two unique cases of lung transplant recipients who developed KS in the lung allograft and were treated with ...
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Journal articleAm J Transplant · September 2008
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Lymphangiomatosis is a rare disease of lymphatic proliferation for which no adequate treatment is known. We report the first successful case of bilateral lung transplantation for the treatment of end-stage pulmonary lymphangiomatosis. A successful outcome ...
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Journal articleAm J Transplant · July 2008
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In a large, prospectively followed, two-center cohort of patients listed for lung transplantation (n = 376), we used Cox proportional hazards models to determine the importance of baseline 6-min walk distance (6MWD) in predicting patient survival. 6MWD use ...
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Journal articleJ Psychosom Res · July 2008
OBJECTIVE: Patients with end-stage lung disease (ESLD) experience significant decrements in quality of life (QOL). Although coping strategies are related to QOL in patients with ESLD, the extent to which specific native lung disease moderates this relation ...
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Journal articleToxicol Sci · May 2008
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Diacetyl, a component of artificial butter flavoring, is a potential etiological agent of obliterative bronchiolitis (OB); however, the toxic dose and mechanisms of toxicity remain controversial. We evaluated the respiratory toxicity of diacetyl in a murin ...
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Journal articleJ Heart Lung Transplant · May 2008
BACKGROUND: Lung transplant survival is limited by the development of bronchiolitis obliterans syndrome (BOS). The strongest risk factor for BOS is acute rejection (AR). We have previously shown that rabbit anti-thymocyte globulin (RATG) induction therapy ...
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Journal articleAm J Transplant · May 2008
Within the Burkholderia cepacia complex (Bcc), B. cenocepacia portends increased mortality compared with other species. We investigated the impact of Bcc infection on mortality and re-infection following lung transplant (LT). Species designation for isolat ...
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Journal articleJ Heart Lung Transplant · December 2007
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BACKGROUND: Cytomegalovirus (CMV) disease is a major cause of morbidity and mortality after lung transplantation despite ganciclovir prophylaxis. The emergence of ganciclovir-resistant CMV in lung transplant patients has been reported, although the optimal ...
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Journal articleAm J Transplant · December 2007
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Despite substantial improvements in early survival after lung transplantation, refractory acute rejection (RAR) and bronchiolitis obliterans syndrome (BOS) remain major contributors to transplant-related morbidity and mortality. We have utilized alemtuzuma ...
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Journal articleTransplantation · October 27, 2007
BACKGROUND: Alloimmune lung injury, characterized by perivascular lymphocytic inflammation, lymphocytic bronchiolitis (LB), and obliterative bronchiolitis (OB), causes substantial morbidity and mortality after lung transplantation and bone marrow transplan ...
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Journal articleExpert Rev Respir Med · October 2007
Lung transplantation is the only effective treatment for many advanced lung diseases. However, long-term survival after transplantation remains relatively poor, thus limiting the application of lung transplantation to patients with end-stage disease only. ...
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Journal articleCurrent Opinion in Organ Transplantation · October 1, 2007
PURPOSE OF REVIEW: Lung transplantation remains controversial in older patients. This review will critically evaluate the current literature on the practice and outcomes in older lung transplantation recipients. RECENT FINDINGS: International Society of He ...
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Journal articleJ Heart Lung Transplant · August 2007
BACKGROUND: The impact of panresistant bacteria, other than Burkholderia cepacia, on the survival after lung transplantation in patients with cystic fibrosis (CF) remains controversial. METHODS: To determine the impact of panresistant bacteria in CF patien ...
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Journal articleAm J Transplant · March 2007
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We have developed the hypothesis that genetic polymorphisms which alter the expression or function of innate immune receptors contribute to the marked interindividual differences in the onset and severity of lung transplant rejection. In this analysis, we ...
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Journal articleClin Transpl · 2007
Lung transplantation has undergone remarkable changes in clinical practice to address the higher rate of rejection and mortality. Our protocols include increased immunosuppression and strategies to address non-alloimmune injury, including GER. New and inno ...
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Journal articleAm J Transplant · December 2006
Current trends in the epidemiology, outcome and variables influencing mortality in bacteremic lung transplant recipients have not been fully described. We prospectively studied bacteremias in lung transplant recipients in a multicenter study between 2000-2 ...
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Journal articleJ Heart Lung Transplant · November 2006
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BACKGROUND: Cytokine polymorphisms are inconsistently associated with transplant rejection and other adverse outcomes. To address this controversy, we evaluated cytokine single nucleotide polymorphisms (SNPs) in a lung transplant cohort. METHODS: All patie ...
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Journal articleJ Heart Lung Transplant · November 2006
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BACKGROUND: Lung transplantation is a commonly employed therapy in the treatment of patients with advanced lung diseases related to tobacco use. Little is known about the long-term incidence or risk factors for primary lung cancer after lung transplantatio ...
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Journal articleAm J Transplant · November 2006
Dendritic cells (DCs) play a key role in initiating alloimmunity yet the substances that activate them during the host response to transplantation remain elusive. In this study we examined the potential roles of endogenous innate immune agonists in activat ...
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Journal articleSemin Respir Crit Care Med · October 2006
Extended survival after lung transplantation is primarily limited by progressive airflow obstruction and fibrotic obliteration of the small airways, termed bronchiolitis obliterans syndrome (BOS) and bronchiolitis obliterans (BO), respectively. BO is thoug ...
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Journal articleJ Heart Lung Transplant · August 2006
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Mycobacterial infections are increasingly recognized in cystic fibrosis (CF) patients before transplant; however, knowledge about the clinical significance or spectrum of infections observed with mycobacterial infections in lung transplant recipients is st ...
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Journal articleJ Consult Clin Psychol · June 2006
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Impaired quality of life is associated with increased mortality in patients with advanced lung disease. Using a randomized controlled trial with allocation concealment and blinded outcome assessment at 2 tertiary care teaching hospitals, the authors random ...
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Journal articleChest · May 2006
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This review examines psychosocial issues among lung transplant patients from the time of assessment through the posttransplant period. Although psychological factors are recognized as being important in the transplant evaluation, no standard approach to ps ...
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Journal articleTransplantation · April 15, 2006
BACKGROUND: Antidonor HLA-specific antibodies have been associated with hyperacute rejection and primary graft failure in lung transplant recipients. Thus, transplant candidates with HLA-specific antibodies generally undergo prospective crossmatching to ex ...
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Journal articleChest · April 2006
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RATIONALE: The main hindrance to long-term success of lung transplantation is bronchiolitis obliterans syndrome (BOS), generally thought to be a manifestation of chronic allograft rejection. BOS is associated histologically with epithelial injury, bronchoc ...
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Journal articleTransplantation · March 27, 2006
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BACKGROUND: Controversy exists regarding the optimal use of bilateral lung transplant (BLT) in older recipients in diseases where either single or bilateral transplant is appropriate. International Society for Heart and Lung Transplant (ISHLT) guidelines s ...
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Journal articleAm J Transplant · January 2006
Previous studies suggest that bilateral (BLT) compared with single lung transplantation (SLT) for patients with chronic obstructive pulmonary disease (COPD) results in improved long-term survival. The effect of transplant operation on bronchiolitis obliter ...
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Journal articleJ Intensive Care Med · 2006
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Lung transplantation is now a viable therapeutic option in the care of patients with advanced pulmonary parenchymal or pulmonary vascular disease. Lung transplantation, however, with chronic posttransplant immunosuppression, creates a uniquely vulnerable p ...
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Journal articleClin Transplant · 2006
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BACKGROUND: Although innate immunity is crucial to host defense against pathogens, the extent to which innate immune mechanisms participate in the rejection of allogenic tissues in humans is unknown. We hypothesize that activation of innate immunity throug ...
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Journal articleJ Heart Lung Transplant · December 2005
BACKGROUND: Cytomegalovirus (CMV) is the most important opportunistic pathogen in lung transplant recipients and is associated with direct and indirect morbidity. Infection or disease with CMV is often diagnosed through detection of the virus in the blood, ...
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Journal articleJ Heart Lung Transplant · November 2005
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Innate immunity represents the first line of defense against microbial invasion. Recent studies have determined that a group of germline-encoded receptors, termed Toll-like receptors (TLRs), are critical for recognizing foreign motifs on microbial organism ...
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Journal articleAnn Thorac Surg · November 2005
BACKGROUND: Primary graft failure remains a significant source of mortality after lung transplantation. Extracorporeal membrane oxygenation (ECMO) provides treatment for affected recipients. We hypothesized that venovenous membrane oxygenation provides a s ...
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Journal articleJ Heart Lung Transplant · September 2005
BACKGROUND: Lung transplantation is an established treatment modality for a number of chronic lung diseases. Long-term survival after lung transplantation is limited by chronic allograft dysfunction, usually manifested by bronchiolitis obliterans syndrome. ...
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Journal articleCurrent Opinion in Organ Transplantation · September 1, 2005
Purpose of review: The long-term survival after lung transplantation is limited by high rates of lung allograft rejection. Although innate immunity is central to pulmonary host defense, its role in transplantation biology has been previously unstudied. In ...
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Journal articleTransplantation · August 15, 2005
BACKGROUND: The use of hepatitis B core antibody (HBcAb+) and hepatitis C antibody (HCV Ab+) positive donors represents one strategy to increase available donor organs, but this remains controversial because of concern for viral transmission to recipients. ...
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Journal articleThe Journal of heart and lung transplantation : the official publication of the International Society for Heart Transplantation · July 2005
BACKGROUND: The presence of antibodies to human leukocyte antigens (HLA) prior to transplantation has been linked to worse post-transplant outcomes in many solid organ transplants. The effect of these antibodies is less clear in lung transplant recipients, ...
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Journal articleJ Psychosom Res · July 2005
OBJECTIVE: The aims of this study are to characterize the levels of emotional distress and quality of life among caregivers of lung transplant candidates and to examine the relation of coping styles and perceived caregiver burden to caregivers' self-report ...
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Journal articleJ Heart Lung Transplant · July 2005
BACKGROUND: The presence of antibodies to human leukocyte antigens (HLA) prior to transplantation has been linked to worse post-transplant outcomes in many solid organ transplants. The effect of these antibodies is less clear in lung transplant recipients, ...
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Journal articleAm J Transplant · June 2005
The incidence, predictors and clinical significance of acute renal failure (ARF) after lung transplantation are not well described. We retrospectively collected data on 296 patients transplanted at our center between April 1992 and December 2000; follow-up ...
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Journal articleJ Heart Lung Transplant · May 2005
Intravenous injection of drugs that contain insoluble foreign material can lead to pulmonary embolization of the material and can have devastating results, including pulmonary hypertension and death. Most cases are detected after the onset of extensive, ir ...
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Journal articleAm J Respir Crit Care Med · April 1, 2005
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RATIONALE: Lung transplantation is characterized by very high rates of acute and chronic allograft rejection. We hypothesize that activation of innate immunity augments adaptive immunity, leading to rejection after lung transplantation. In support of this ...
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Journal articlePsychosom Med · 2005
OBJECTIVE: This study examined the relationship between cognitive functioning and the severity of underlying lung disease in patients awaiting lung transplantation. METHODS: Ninety-four patients with end-stage lung disease completed a test battery to asses ...
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Journal articleRespir Care Clin N Am · December 2004
This article reviews the history of organ transplantation, specifically focusing on the advances leading to the first successful human lung transplant. It also provides an overview of the com-mon indications and general selection criteria for lung transpla ...
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Journal articleAnn Thorac Surg · October 2004
BACKGROUND: Chronic allograft dysfunction limits the long-term success of lung transplantation. Increasing evidence suggests nonimmune mediated injury such as due to reflux contributes to the development of bronchiolitis obliterans syndrome. We have previo ...
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Journal articleChest · August 2004
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BACKGROUND: Although atrial fibrillation or flutter (AF) is thought to occur commonly after pulmonary transplantation, little is known about the epidemiology, risk factors, or clinical significance of arrhythmia in this population. The aim of the current s ...
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Journal articleClin Transplant · April 2004
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Cytomegalovirus (CMV) is a common opportunistic infection in lung transplant recipients. Despite the use of early post-operative intravenous ganciclovir, most high-risk patients develop CMV infection. We conducted this retrospective study to determine the ...
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Journal articleChest · March 2004
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INTRODUCTION: Lung transplantation is an acceptable treatment option for end-stage lung disease. Short-term survival has improved, but lung transplant recipients remain at high risk for a variety of complications that can necessitate care in an ICU. Little ...
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Journal articleTransplantation · January 27, 2004
BACKGROUND: Aerosolized administrations of amphotericin B deoxycholate (AmBd) and amphotericin B lipid complex (ABLC) in lung transplant recipients were compared for safety and tolerability. The incidence of invasive fungal infections in patients receiving ...
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Journal articleJ Intensive Care Med · 2004
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Lung transplantation currently is the preferred treatment option for a variety of end-stage pulmonary diseases. Remarkable progress has occurred through refinements in technique and improved understanding of transplant immunology and microbiology. As a res ...
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Journal articleJ Gastrointest Surg · January 2004
Gastroesophageal reflux disease may contribute to pulmonary injury and the development of bronchiolitis obliterans syndrome in lung transplant patients. As a result, such individuals are increasingly likely to undergo corrective gastrointestinal surgery. T ...
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Journal articleCurrent Opinion in Organ Transplantation · January 1, 2004
The immunologic response to an allogenic solid organ transplant is complex, and growing evidence supports a role for innate immunity in this process. Additional research is needed to confirm these early observations, extend our mechanistic understanding of ...
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Journal articleCurrent Opinion in Organ Transplantation · January 1, 2004
As the number of lung transplant recipients grows, so does the potential prevalence of PTLD. The recent introduction of the anti-CD20 monoclonal antibody, rituximab, into clinical practice has already improved our ability to successfully treat PTLD after l ...
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Journal articleChest · November 2003
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INTRODUCTION: A high prevalence of gastroesophageal reflux (GER) has been reported in lung transplant recipients and is possibly linked to the development of bronchiolitis obliterans syndrome. The etiology of posttransplant GER remains unknown but may occu ...
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Journal articleChest · November 2003
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STUDY OBJECTIVE: To examine the relationship between psychiatric comorbidity and quality of life in patients awaiting lung transplantation. SETTING: Duke University Medical Center/Lung Transplantation Program. PARTICIPANTS: One hundred patients with end-st ...
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Journal articleChest · October 2003
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INTRODUCTION: Posttransplant lymphoproliferative disorder (PTLD) is a relatively infrequent but devastating complication that occurs after solid-organ transplantation. Although the optimal treatment for this condition is unknown, rituximab, a murine/human ...
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Journal articleAm J Respir Crit Care Med · September 15, 2003
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Although innate immunity is crucial to pulmonary host defense and can initiate immune and inflammatory responses independent of adaptive immunity, it remains unstudied in the context of transplant rejection. To investigate the role of innate immunity in th ...
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Journal articleClin Transplant · August 2003
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BACKGROUND: Chronic allograft dysfunction after lung transplantation contributes to poor long-term survival. A link between gastric aspiration and post-transplant lung dysfunction has been suggested, but little is known about the significance of gastroesop ...
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Journal articleRadiology · July 2003
PURPOSE: To assess the efficacy of treating pleural effusions in lung transplant recipients with small-bore catheter drainage. MATERIALS AND METHODS: Chest radiographs and computed tomographic (CT) scans obtained in 31 lung transplant recipients who had pl ...
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Journal articleAm J Respir Cell Mol Biol · April 2003
Both in vitro and in vivo studies provide evidence that surfactant protein (SP)-A and SP-D have an important role in the innate immune response to Pseudomonas aeruginosa. In preliminary experiments characterizing the binding of SP-A to this bacteria, we ob ...
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Journal articleJ Thorac Imaging · April 2003
The purpose of this study was to correlate the extent of computed tomographic (CT) findings with the severity of respiratory dysfunction in lung transplant recipients with bronchiolitis obliterans syndrome (BOS). Eighty-nine conventional and 61 thin-sectio ...
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Journal articleJ Thorac Cardiovasc Surg · March 2003
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OBJECTIVES: Bronchiolitis obliterans is the greatest limitation to the long-term applicability of lung transplantation. Although alloimmune events are important, nonimmune events, such as gastroesophageal reflux, might contribute to lung injury and the dev ...
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Journal articleAnn Thorac Surg · February 2003
BACKGROUND: Presence of coronary artery disease (CAD) in otherwise eligible lung transplant candidates is considered a contraindication to lung transplantation. We reviewed the clinical outcome of our experience in lung transplant recipients with operable ...
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Journal articleCurrent Opinion in Organ Transplantation · January 1, 2003
The response to allogenic solid organ transplant appears complex, involving both cellular and humoral components. Emerging evidence supports a pathogenic role for antibody to donor human leukocyte antigen in the development of chronic lung transplant rejec ...
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Journal articleSurg Endosc · December 2002
BACKGROUND: Lung transplantation has emerged as a viable therapeutic option for patients with a variety of end-stage pulmonary diseases. As immediate posttransplant surgical outcomes have improved, the greatest limitation of lung transplantation remains ch ...
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Journal articleChest · October 2002
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STUDY OBJECTIVES: Lung transplantation continues to be limited by the development of chronic allograft dysfunction in the form of bronchiolitis obliterans syndrome (BOS). The effect of a transplant operation on patients with BOS has not been well-studied, ...
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Journal articleChest · October 2002
STUDY OBJECTIVES: To test the efficacy of a tailored telephone-based intervention consisting of supportive counseling and cognitive behavioral techniques for individuals awaiting lung transplantation on measures of quality of life and general well-being. M ...
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Journal articleTransplantation · September 27, 2002
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BACKGROUND: Chronic allograft rejection manifested as bronchiolitis obliterans syndrome (BOS) is the leading cause of late death after lung transplantation. Although increasing evidence suggests an association between anti-human leukocyte antigens (HLA) an ...
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Journal articleCurr Psychiatry Rep · June 2002
The following review examines the interrelationships between chronic obstructive pulmonary disease (COPD), psychiatric illness, and tobacco use. The influence that these three entities have is very unclear, and this article attempts to address the current ...
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Journal articleChest · June 2002
This retrospective, single-center study was conducted to assess the response of native idiopathic pulmonary fibrosis (IPF) lungs to a potent cyclosporine-based immunosuppressive regimen in single-lung transplantation recipients. The study included IPF pati ...
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Journal articleChest · January 2002
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BACKGROUND: Lung transplantation has become an acceptable treatment option for many end-stage lung diseases. Pulmonary mycetomas are found in patients with end-stage lung diseases, especially sarcoidosis. The clinical course and long-term outcome of these ...
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Journal articleAm J Respir Med · 2002
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Lung transplantation has emerged as an option to prolong and increase the quality of life in patients with end-stage pulmonary lung disease. In lung transplant recipients, because of the high potential for acute and chronic allograft rejection, optimal sel ...
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Journal articleJ Heart Lung Transplant · December 2001
BACKGROUND: Potential candidates for lung transplantation undergo a rigorous evaluation before transplant. Serum carcinoembryonic antigen (CEA) levels are used as a screening tool for occult malignancy in many lung transplant centers. We reviewed the pre-t ...
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Journal articleRadiology · November 2001
PURPOSE: To determine if daclizumab, an interleukin-2 antagonist, reduced the severity of reperfusion edema in lung transplant recipients. MATERIALS AND METHODS: Eighty-five patients who were to undergo 86 consecutive lung transplants were included; 43 (50 ...
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Journal articleTransplantation · August 15, 2001
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BACKGROUND: Fungal infections remain an important cause of morbidity and mortality in lung transplant recipients. Aerosolized amphotericin B lipid complex (ABLC) may be more efficacious than conventional amphotericin B in the prevention of fungal infection ...
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Journal articleTransplantation · June 27, 2001
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BACKGROUND: Although the use of mycophenolate mofetil (MMF) has reduced the incidence of acute rejection in heart and kidney allograft recipients, its role in lung transplantation remains controversial. Therefore, we conducted a randomized, prospective, op ...
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Journal articleChest · April 2001
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Influenza infection is increasingly recognized to cause significant morbidity and mortality in the community, especially in pediatric patients and elderly persons. Influenza infection, however, has not been well described among thoracic organ transplant re ...
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Journal articleChest · January 2001
BACKGROUND: Long-term mechanical ventilation is considered as a relative or absolute contraindication for lung transplantation by most centers. We report on the results of transplantation in nine patients requiring long-term mechanical ventilation at two l ...
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Journal articleRadiology · January 2001
PURPOSE: To determine the incidence, importance, and radiologic features of native lung complications after single-lung transplantation. MATERIALS AND METHODS: Seventeen (15%) of 111 single-lung transplant recipients developed native lung complications (ex ...
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Journal articleChest · October 2000
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Gastroesophageal reflux (GER) is increasingly recognized as contributing to a number of pulmonary disorders. The relationship of GER to pulmonary allograft dysfunction after lung transplantation is unknown. In this report, we describe a lung transplant rec ...
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Journal articleTransplantation · June 15, 2000
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BACKGROUND: Although infection is a leading cause of death after lung transplantation, very little is known about the incidence, epidemiology, and clinical significance of bloodstream infections in lung transplant recipients. METHODS: All blood cultures we ...
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Journal articleAnn Thorac Surg · May 2000
BACKGROUND: Panel-reactive antibody (PRA) is used to estimate the degree of humoral sensitization in the recipient before transplantation. Although pretransplant sensitization is associated with increased complications in other solid organ transplant recip ...
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Journal articleAnn Transplant · 2000
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OBJECTIVES: Anastomotic infections are an uncommon but potentially devastating complication after lung transplantation. The incidence, microbiology, predisposing factors, and clinical outcomes of anastomotic infections have not been well described. METHODS ...
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Journal articleRadiology · December 1999
PURPOSE: To evaluate radiologic finding of respiratory viral infection in lung transplant recipients with clinical correlation. MATERIALS AND METHODS: Over 5 years, 21 episodes of respiratory viral infection (parainfluenza [n = 9], respiratory syncytial vi ...
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Journal articleRadiology · October 1999
PURPOSE: To evaluate the usefulness of thoracic computed tomography (CT) in the pre-lung transplantation examination of patients with cystic fibrosis (CF). MATERIALS AND METHODS: Fifty-six patients (age range, 12-42 years) with CF were evaluated for possib ...
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Journal articleAJR Am J Roentgenol · October 1999
OBJECTIVE: Bronchiolitis obliterans syndrome is the major cause of long-term graft failure in lung transplant recipients and may be partially reversible if diagnosed early and treated. Diagnosis is difficult because findings of transbronchial biopsy are of ...
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Journal articleChest · July 1999
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STUDY OBJECTIVES: The efficacy of antithymocyte induction therapy in lung transplantation is controversial, and its use varies from center to center. We hypothesized that rabbit antithymocyte globulin (RATG) induction therapy would decrease acute rejection ...
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Journal articleRadiology · December 1998
PURPOSE: To compare the accuracy of virtual bronchoscopy (VB) with that of axial computed tomography (CT) in the assessment of bronchial anastomotic complications in lung transplant recipients. MATERIALS AND METHODS: Twenty-seven bronchial anastomoses in 1 ...
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Journal articleJ Heart Lung Transplant · October 1998
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Anastomotic infection is an uncommon but potentially life-threatening complication after lung transplantation. We recently encountered three lung transplant recipients with invasive candidal anastomotic infection. Two patients were admitted with dyspnea an ...
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Journal articleAcad Radiol · October 1998
RATIONALE AND OBJECTIVES: The authors evaluated the effect of the native emphysematous lung on graft function after single lung transplantation. MATERIALS AND METHODS: Thirty-two patients who underwent single lung transplantation were examined with radiogr ...
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Journal articleChest · October 1, 1998
Purpose: SP-A contributes to pulmonary immunologic responses against a variety of lung injuries by both pro- and anti- inflammatory mechanisms. The concentration of SP-A in bronchoalveolar lavage (BAL) has been shown to be decreased in patients with bacter ...
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Journal articleChest · April 1998
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STUDY OBJECTIVE: To define the epidemiology, clinical manifestations, and long-term complications of respiratory viral infections in adult lung transplant recipients. DESIGN: Retrospective review of the records of 122 adult lung transplant recipients over ...
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Journal articleRespir Care Clin N Am · March 1998
Prior to lung transplantation or lung volume reduction surgery, patients complete a comprehensive pulmonary rehabilitation program. The program aids physicians in the selection of appropriate surgical candidates and prepares patients physically and psychol ...
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Journal articleChest · February 1998
Williams-Campbell syndrome is a rare disorder characterized by a deficiency of cartilage in subsegmental bronchi leading to distal airway collapse and bronchiectasis. We report the first case of lung transplantation in a patient with end-stage lung disease ...
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Journal articleClin Transpl · 1998
Lung transplantation is a viable therapy for patients with a variety of end-stage lung diseases. Our active program now includes over 200 lung transplant operations with acceptable one- and 3-year survival rates of 78% and 61%. A major focus of clinical re ...
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Journal articleChest · January 1998
Pulmonary veno-occlusive disease (PVOD) is a rare form of pulmonary hypertension associated with fibrotic occlusion of the smaller pulmonary veins. Although vasodilator therapy is effective in many patients with primary pulmonary hypertension, the role of ...
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Journal articleTransplantation · April 27, 1997
BACKGROUND: Infection with Nocardia species is an increasingly recognized complication of solid organ transplantation. Nocardia asteroides accounts for most transplant-related nocardiosis, while Nocardia brasiliensis rarely causes infection in organ transp ...
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Journal articleLupus · August 1993
Immunization of normal mice with bacterial DNA elicits a significant IgG anti-DNA response and has been explored as a model of systemic lupus erythematosus. To determine whether this induced response is influenced by sex, we have measured anti-DNA levels i ...
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