Journal ArticleCancer Res · August 1, 2025
Given the limitations observed during the development of stimulator of IFN gene (STING) agonists, investigators have searched for alternative strategies to promote IFN signaling and augment antitumor immunity. Upstream pathways that promote the accumulatio ...
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Journal ArticleJ Immunother Cancer · July 25, 2025
BACKGROUND: There is an unmet need for novel immunotherapies to overcome immune evasion in patients with advanced skin cancers resistant to programmed death (PD)-1 / PD-ligand 1 (PD-L1) blockade. Cavrotolimod is a novel spherical nucleic acid configuration ...
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Journal ArticleCancer Res · May 2, 2025
Therapeutic resistance to immune checkpoint blockade has been commonly linked to the process of mesenchymal transformation (MT) and remains a prevalent obstacle across many cancer types. An improved mechanistic understanding for MT-mediated immune evasion ...
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ConferenceCancer Research · April 21, 2025
AbstractPrevious studies have demonstrated dendritic cell (DC)-mediated T cell activation to be impaired within the tumor microenvironment (TME). This has included studies showing that activation of XBP1 wit ...
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ConferenceCancer Immunology Research · February 23, 2025
AbstractINTRODUCTION: Immunotherapy outcomes have been underwhelming in most gastrointestinal malignancies. Microsatellite instable (MSI-H) colorectal cancers (CRC) are an exception. Immune checkpoint blocka ...
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Journal ArticleJ Gastrointest Cancer · June 2024
BACKGROUND: Gastroesophageal cancer is a major cause of cancer-related mortality worldwide. Treatment of both early stage and advanced disease remains highly reliant on cytotoxic chemotherapy. About 4-24% of gastroesophageal cancers are microsatellite inst ...
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Journal ArticleSci Immunol · May 10, 2024
Conventional dendritic cells (DCs) are essential mediators of antitumor immunity. As a result, cancers have developed poorly understood mechanisms to render DCs dysfunctional within the tumor microenvironment (TME). After identification of CD63 as a specif ...
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Journal ArticlebioRxiv · April 1, 2024
UNLABELLED: Therapeutic resistance to immune checkpoint blockade has been commonly linked to the process of mesenchymal transformation (MT) and remains a prevalent obstacle across many cancer types. An improved mechanistic understanding for MT-mediated imm ...
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ConferenceCancer Research · March 22, 2024
AbstractThe addition of anti-PD-1 immunotherapy to the therapeutic armamentarium of advanced gastroesophageal (GE) cancer patients has resulted in modest improvements in clinical outcomes for a subset of pat ...
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Journal ArticleCancer Med · October 2023
BACKGROUND: Roughly 5% of metastatic cancers present with uncertain origin, for which molecular classification could influence subsequent management; however, prior studies of molecular diagnostic classifiers have reported mixed results with regard to clin ...
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Journal ArticleAnn Surg · June 1, 2023
OBJECTIVE: To determine the feasibility and impact of neoadjuvant therapy (NT) in patients who present with advanced melanoma amenable to surgical resection. SUMMARY BACKGROUND DATA: Given current effective systemic therapy for melanoma, the use of NT is b ...
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ConferenceJournal of Clinical Oncology · June 1, 2023
e21510 Background: Patients (Pts) with metastatic melanoma presenting with brain metastases (MBM) have a high morbidity and mortality risk. The combination of ipilimumab/nivolumab (I/N) has demonstrated high intracranial response ...
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Journal ArticleClin Cancer Res · May 1, 2023
For three years, COVID-19 has circulated among our communities and around the world, fundamentally changing social interactions, health care systems, and service delivery. For people living with (and receiving treatment for) cancer, pandemic conditions pre ...
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Other · April 4, 2023
<div>Abstract<p>The APOBEC family of cytidine deaminases is one of the most common endogenous sources of mutations in human cancer. Genomic studies of tumors have found that APOBEC mutational signatures are enriched in the HER2 subtype ...
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Other · April 4, 2023
<div>Abstract<p>The APOBEC family of cytidine deaminases is one of the most common endogenous sources of mutations in human cancer. Genomic studies of tumors have found that APOBEC mutational signatures are enriched in the HER2 subtype ...
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Journal ArticleCancer Research · April 4, 2023
AbstractThe development of immune responses to cancers are crucially dependent upon effective antigen cross-presentation by local dendritic cell (DC) populations. Indeed, DC-mediated T cell stimulation is es ...
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Other · April 3, 2023
<p>BRAF-PTEN/MAF cell line validation by Western blot. Impact of MAFs on melanoma gene expression based on qrt-PCR. TGFbeta blockade effect on TBR1 and TBRII gene expression based on qrt-PCR.</p> ...
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Other · April 3, 2023
<div>Abstract<p>Although anti–PD-1 therapy has improved clinical outcomes for select patients with advanced cancer, many patients exhibit either primary or adaptive resistance to checkpoint inhibitor immunotherapy. The role of the tumor ...
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Other · April 3, 2023
<p>BRAF-PTEN/MAF cell line validation by Western blot. Impact of MAFs on melanoma gene expression based on qrt-PCR. TGFbeta blockade effect on TBR1 and TBRII gene expression based on qrt-PCR.</p> ...
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Other · April 3, 2023
<div>Abstract<p>Although anti–PD-1 therapy has improved clinical outcomes for select patients with advanced cancer, many patients exhibit either primary or adaptive resistance to checkpoint inhibitor immunotherapy. The role of the tumor ...
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Other · March 31, 2023
<div>AbstractPurpose:<p>In this prospective trial, we sought to assess the feasibility of concurrent administration of ipilimumab and radiation as adjuvant, neoadjuvant, or definitive therapy in patients with regionally advanced melanom ...
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Other · March 31, 2023
<div>AbstractPurpose:<p>In this prospective trial, we sought to assess the feasibility of concurrent administration of ipilimumab and radiation as adjuvant, neoadjuvant, or definitive therapy in patients with regionally advanced melanom ...
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Journal ArticleSci Transl Med · November 23, 2022
The tumor-intrinsic NOD-, LRR- and pyrin domain-containing protein-3 (NLRP3) inflammasome-heat shock protein 70 (HSP70) signaling axis is triggered by CD8+ T cell cytotoxicity and contributes to the development of adaptive resistance to anti-programmed cel ...
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Journal ArticleJ Immunother · July 2022
The mechanisms underlying tumor immunosurveillance and their association with the immune-related adverse events (irAEs) associated with checkpoint inhibitor immunotherapies remain poorly understood. We describe a metastatic melanoma patient exhibiting mult ...
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Journal ArticleCancer Res · June 6, 2022
While the extracellular domain of PD-L1 is well-recognized for playing a critical role in immune evasion by suppressing CD8+ T-cell activity through direct PD-1 interactions, a series of studies has evolved highlighting important functional roles for the P ...
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Journal ArticleClin Cancer Res · January 1, 2022
Clinical trials that have a pharmacokinetic or a pharmacodynamic immunologic mechanism of action-based primary outcome could substantially improve the validity and efficiency of early development of immuno-oncology agents. Here, we outline different trial ...
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Journal ArticleCancer Immunol Res · January 2022
The APOBEC family of cytidine deaminases is one of the most common endogenous sources of mutations in human cancer. Genomic studies of tumors have found that APOBEC mutational signatures are enriched in the HER2 subtype of breast cancer and are associated ...
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Journal ArticleJ Clin Invest · December 1, 2021
Immune checkpoint blockade (ICB) therapies have significantly prolonged patient survival across multiple tumor types, particularly in melanoma. Interestingly, sex-specific differences in response to ICB have been observed, with males receiving a greater be ...
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Journal ArticleCancers (Basel) · September 23, 2021
The tumor-intrinsic NOD-like receptor family, pyrin-domain-containing-3 (NLRP3) inflammasome, plays an important role in regulating immunosuppressive myeloid cell populations in the tumor microenvironment (TME). While prior studies have described the activ ...
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ConferenceJournal of Clinical Oncology · May 20, 2021
9521 Background: Previous work has shown that MBM have a unique molecular profile compared to ECM. Description of the biology of MBM will facilitate the design of rational therapies for patients (pts) with MBM. Methods: We analyz ...
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Journal ArticleClin Cancer Res · May 15, 2021
Five years ago, the Melanoma Research Foundation (MRF) conducted an assessment of the challenges and opportunities facing the melanoma research community and patients with melanoma. Since then, remarkable progress has been made on both the basic and clinic ...
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Journal ArticleCell Rep · May 4, 2021
While immune checkpoint blockade is associated with prolonged responses in multiple cancers, most patients still do not benefit from this therapeutic strategy. The Wnt-β-catenin pathway is associated with diminished T cell infiltration; however, activating ...
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Journal ArticleJ Immunother Cancer · April 2021
BACKGROUND: Merkel cell carcinoma (MCC) is an aggressive skin cancer associated with poor survival. Programmed cell death-1 (PD-1) pathway inhibitors have shown high rates of durable tumor regression compared with chemotherapy for MCC. The current study wa ...
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Journal ArticleClin Cancer Res · March 1, 2021
PURPOSE: In this prospective trial, we sought to assess the feasibility of concurrent administration of ipilimumab and radiation as adjuvant, neoadjuvant, or definitive therapy in patients with regionally advanced melanoma. PATIENTS AND METHODS: Twenty-fou ...
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Journal ArticleClin Cancer Res · March 1, 2021
Immune checkpoint inhibitors, including antibodies that block programmed cell death protein-1 (PD-1) and PD-L1, have transformed the management of many cancers. However, the majority of patients have primary or acquired resistance to these immunotherapies. ...
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Journal ArticleCancer Immunol Immunother · February 2021
BACKGROUND: In melanoma patients, microscopic tumor in the sentinel lymph-node biopsy (SLN) increases the risk of distant metastases, but the transition from tumor in the SLN to metastatic disease remains poorly understood. METHODS: Fluorescent staining fo ...
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Journal ArticleAME Case Rep · 2021
Pancreatic adenocarcinoma commonly presents as metastatic disease and harbors a dire prognosis due to its aggressive behavior, propensity for resistance to therapies, and lack of targetable driver mutations. Additionally, despite advances in other cancers, ...
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Journal ArticleSurg Oncol · December 2020
BACKGROUND: This study evaluates the utility of whole-body PET-CT for the initial staging and subsequent surveillance imaging of patients with completely resected stage II and stage III melanoma. METHODS: A single-center, retrospective review of patients w ...
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Journal ArticleNat Cancer · December 2020
Generating responses to tumor antigens poses a challenge for immunotherapy. This phase II trial (NCT02129075) tested fms-like tyrosine kinase 3 (Flt3) ligand pre-treatment enhancement of responses to dendritic cell (DC)-targeting vaccines. We evaluated a r ...
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Journal ArticleJ Immunother Cancer · December 2020
Since the publication of the Society for Immunotherapy of Cancer's (SITC) original cancer immunotherapy biomarkers resource document, there have been remarkable breakthroughs in cancer immunotherapy, in particular the development and approval of immune che ...
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Journal ArticleAnticancer Res · September 2020
BACKGROUND/AIM: To determine whether BMI and sarcopenia were related to treatment-limiting toxicity or efficacy of pembrolizumab treatment in melanoma patients. PATIENTS AND METHODS: Medical records for melanoma patients undergoing pembrolizumab treatment ...
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Journal ArticleInt Immunol · June 26, 2020
The dendritic cell (DC) is recognized as a vital mediator of anti-tumor immunity. More recent studies have also demonstrated the important role of DCs in the generation of effective responses to checkpoint inhibitor immunotherapy. Metabolic programming of ...
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Journal ArticleJ Clin Invest · May 1, 2020
An in-depth understanding of immune escape mechanisms in cancer is likely to lead to innovative advances in immunotherapeutic strategies. However, much remains unknown regarding these mechanisms and how they impact immunotherapy resistance. Using several p ...
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Journal ArticleRadiother Oncol · September 2019
BACKGROUND AND PURPOSE: Antibodies against programmed cell death protein 1 (PD-1) are standard treatments for advanced melanoma. Palliative radiation therapy (RT) is commonly administered for this disease. Safety and optimal timing for this combination for ...
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ConferenceJournal of Clinical Oncology · May 20, 2019
3552 Background: MSI-H cancers are responsive to immune checkpoint blockade (ICB), but nearly half of all patients experience primary or early treatment resistance. Activation of the WNT/B-Catenin pathway can lead to immune exclu ...
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Journal ArticleJ Surg Res · April 2019
BACKGROUND: The emergence of immune checkpoint inhibitors (ICIs) has improved survival for patients with metastatic melanoma. The types of disease-response patterns to ICI therapy can be more complex relative to traditional chemotherapy and include mixed r ...
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Journal ArticleJ Clin Oncol · March 20, 2019
PURPOSE: Merkel cell carcinoma (MCC) is an aggressive skin cancer often caused by the Merkel cell polyomavirus. Clinical trials of programmed cell death-1 pathway inhibitors for advanced MCC (aMCC) demonstrate increased progression-free survival (PFS) comp ...
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Journal ArticleJ Immunother Cancer · March 20, 2019
BACKGROUND: Epacadostat is a potent inhibitor of the immunosuppressive indoleamine 2,3-dioxygenase 1 (IDO1) enzyme. We present phase 1 results from a phase 1/2 clinical study of epacadostat in combination with ipilimumab, an anti-cytotoxic T-lymphocyte-ass ...
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Journal ArticleJ Surg Oncol · January 2019
There has been a rapid increase in adjuvant therapies approved for treatment following surgical resection of stages III/IV melanoma. We review current indications for adjuvant therapy, which currently includes a heterogenous group of stages III and IV pati ...
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Journal ArticleFront Immunol · 2019
The vast majority of cancer-related deaths are due to metastasis, a process that requires evasion of the host immune system. In addition, a significant percentage of cancer patients do not benefit from our current immunotherapy arsenal due to either primar ...
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Journal ArticleCancer Immunol Res · December 2018
Although anti-PD-1 therapy has improved clinical outcomes for select patients with advanced cancer, many patients exhibit either primary or adaptive resistance to checkpoint inhibitor immunotherapy. The role of the tumor stroma in the development of these ...
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Journal ArticleImmunity · January 16, 2018
Featured Publication
Despite recent advances, many cancers remain refractory to available immunotherapeutic strategies. Emerging evidence indicates that the tolerization of local dendritic cells (DCs) within the tumor microenvironment promotes immune evasion. Here, we have des ...
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Chapter · January 1, 2018
Immune checkpoint inhibition of program death protein-1 (PD-1) and its ligands PD-L1 and PD-L2 is an established therapeutic modality in melanoma, non-small cell lung cancer, renal cell carcinoma, and other tumor types. Unfortunately, 60 to 80% of all pati ...
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ConferenceJournal of Clinical Oncology · May 20, 2017
3053 Background: Activation of the Wnt-β-catenin signaling pathway is associated with poor T cell infiltration of tumors. We have previously demonstrated that paracrine Wnt5a-β-catenin signaling is a critical trigger of dendritic ...
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Journal ArticleJ Immunother Cancer · 2017
As cancer strikes, individuals vary not only in terms of factors that contribute to its occurrence and development, but as importantly, in their capacity to respond to treatment. While exciting new therapeutic options that mobilize the immune system agains ...
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Journal ArticleInt J Radiat Oncol Biol Phys · September 1, 2016
PURPOSE: Ipilimumab and radiation therapy (RT) are standard treatments for advanced melanoma; preclinical models suggest the potential for synergy. However, limited clinical information exists regarding safety and optimal timing of the combination. METHODS ...
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Journal ArticleAbdom Radiol (NY) · February 2016
PURPOSE: The purpose of this study is to describe typical CT findings and distinct imaging patterns of ipilimumab-associated colitis in immunotherapeutic treatment of melanoma. MATERIALS AND METHODS: This HIPAA-compliant retrospective study included 86 pat ...
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Journal ArticleDiscov Med · February 2016
Emerging data is suggesting that the process of dendritic cell (DC) tolerization is an important step in tumorigenesis. Our understanding of the networks within the tumor microenvironment that functionally tolerize DC function is evolving while methods for ...
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Journal ArticleJ Immunother Cancer · 2016
BACKGROUND: Checkpoint inhibitor immunotherapy is becoming an effective treatment modality for an increasing number of malignancies. As a result, autoinflammatory side-effects are also being observed more commonly in the clinic. We are currently unable to ...
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Journal ArticleCancer Immunol Res · September 2015
The β-catenin signaling pathway has been demonstrated to promote the development of a tolerogenic dendritic cell (DC) population capable of driving regulatory T-cell (Treg) differentiation. Further studies have implicated tolerogenic DCs in promoting carci ...
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Journal ArticleJ Immunother Cancer · 2015
While blockade of the cytotoxic T-lymphocyte antigen-4 (CTLA-4) T cell regulatory receptor has become a commonly utilized strategy in the management of advanced melanoma, many questions remain regarding the use of this agent in patient populations with aut ...
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Journal ArticleAnn Surg Oncol · August 2014
PURPOSE: Following regional chemotherapy (RC) for melanoma, approximately 75 % of patients will progress. The role of immunotherapy after RC has not been well established. METHODS: A prospective, single-institution database of 243 patients with in-transit ...
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Journal ArticleFront Immunol · 2014
Although prolonged genetic pressure has been conjectured to be necessary for the eventual development of tumor immune evasion mechanisms, recent work is demonstrating that early genetic mutations are capable of moonlighting as both intrinsic and extrinsic ...
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Journal ArticleJ Clin Invest · September 2013
Featured Publication
Cancers subvert the host immune system to facilitate disease progression. These evolved immunosuppressive mechanisms are also implicated in circumventing immunotherapeutic strategies. Emerging data indicate that local tumor-associated DC populations exhibi ...
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Journal ArticleClin Colorectal Cancer · September 2012
BACKGROUND: Embolizing branches of the hepatic artery lengthens survival for patients with unresectable hepatocellular carcinoma (HCC), but the benefit of combining chemotherapy with the embolizing particles remains controversial. METHODS: A retrospective ...
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Journal ArticleCancer Research · April 15, 2012
AbstractWe have demonstrated that the type III TGF-β receptor (TβRIII) functions to suppress cancer progression and is downregulated in several malignancies. Previous work has shown TβRIII to undergo ectodom ...
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Journal ArticleJ Clin Oncol · May 20, 2011
10540 Background: We have shown that breast cancers downregulate the expression of the type III TGF-β receptor (TβRIII) tumor suppressor during tumor progression. Previous work has shown TβRIII to undergo ectodomain shedding, enabling the sequestration of ...
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Journal ArticleCurr Opin Investig Drugs · December 2010
Featured Publication
There is considerable evidence suggesting that a variety of malignancies utilize the TGFβ cytokine to evade immune surveillance mechanisms to facilitate tumor growth and metastatic progression. The recently developed large- and small-molecule TGFβ inhibito ...
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Journal ArticleJ Clin Oncol · May 20, 2008
4595 Background: Radiologic procedures that involve embolizing branches of the hepatic artery lengthen survival for patients with unresectable HCC, but the benefit of administering intrahepatic arterial chemotherapy during the embolization procedure is unc ...
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Journal ArticleCancer Res · November 1, 2007
Featured Publication
Despite the potency of dendritic cells (DC) as antigen-presenting cells for priming adaptive immunity, DC-based cancer vaccines have been largely insufficient to effectively reduce tumor burden or prevent tumor progression in most patients. To enhance DC-b ...
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Journal ArticleNat Med · February 2005
Featured Publication
Modest clinical outcomes of dendritic-cell (DC) vaccine trials call for the refinement of DC vaccine design. Although many potential antigens have been identified, development of methods to enhance antigen presentation by DCs has lagged. We have engineered ...
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Journal ArticleProtein Sci · May 1997
A conserved proline-rich motif (PRM) in the cytoplasmic domain of cytokine receptors has been suggested to be a signaling switch regulated by the action of the FK506 binding protein (FKBP) family of peptidylprolyl isomerases (O'Neal KD, Yu-Lee LY, Shearer ...
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Journal ArticleBiochemistry · November 12, 1996
Carbamoyl phosphate synthetase (CPS) catalyzes the formation of carbamoyl phosphate from glutamine, bicarbonate, and 2 mol of MgATP. The heterodimeric protein is composed of a small amidotransferase subunit and a larger synthetase subunit. The synthetase s ...
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Journal ArticleBiochemistry · November 12, 1996
Carbamoyl phosphate synthetase (CPS) from Escherichia coli catalyzes the formation of carbamoyl phosphate from two molecules of MgATP, bicarbonate, and glutamine. It has been previously shown that the amino- and carboxy-terminal halves of the large subunit ...
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