Journal articleNeurooncol Pract · June 2026
BACKGROUND: Central nervous system (CNS) tumors are a significant cause of morbidity and mortality in Sub-Saharan Africa (SSA). This project aimed to assess and map out the current neuro-oncology capacity in SSA, brain tumor registries, and biobanks. METHO ...
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Journal articleAANA J · April 1, 2026
This project aimed to reintroduce and evaluate a pediatric ketamine sedation protocol at a Zonal Referral Center in Mwanza, Tanzania, where nonanesthesia clinicians provide sedation when trained anesthesia personnel are unavailable. The objectives were to ...
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Journal articleDisaster Med Public Health Prep · March 24, 2026
Dr. C. Norman Coleman, a distinguished cancer specialist and researcher, brought a passion for addressing health disparities to all of his roles from being on the faculty as a Radiation Oncologist at Stanford, as Chair of the Joint Center for Radiation Onc ...
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Journal articlePediatr Blood Cancer · March 2026
BACKGROUND: Despite the excellent outcomes achieved for pediatric mature B-cell non-Hodgkin lymphoma (MB-NHL) in high-income countries, outcomes remain very poor in low- and middle-income countries. High-dose methotrexate (HD-MTX), which is highly efficaci ...
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Journal articleBMC Med · February 21, 2026
BACKGROUND: Burkitt Lymphoma (BL) is a prevalent and highly aggressive childhood cancer in sub-Saharan Africa (SSA). Outcomes are poor, due in part to delays or inaccuracies in diagnosis. Liquid biopsy (sequencing circulating tumour DNA from blood) is an a ...
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Journal articleDrug Healthc Patient Saf · 2026
BACKGROUND: Chemotherapy remains the cornerstone of pediatric cancer treatment, yet its cytotoxic nature often results in chemotherapy-induced toxicities, adverse effects arising from damage to healthy, rapidly dividing cells. Data describing these toxicit ...
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Journal articleJ Pediatr Hematol Oncol Nurs · 2026
BackgroundPediatric cancers cause significant morbidity and mortality among children in Tanzania. Chemotherapy remains the primary treatment, but it often leads to treatment-induced toxicities that necessitate supportive care medicines. This study assessed ...
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Journal articleGlob Ment Health (Camb) · 2026
Cancer stigma, both underaddressed and understudied, remains a pervasive challenge in sub-Saharan Africa. Currently, the region is experiencing rising cancer incidence alongside some of the lowest cancer survival rates worldwide. With complex and multiface ...
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Journal articleMeas Eval Cancer Care · December 2025
BACKGROUND: High quality clinical research is necessary in order to address the significant disparities in pediatric cancer outcomes seen in low- and middle-income countries (LMICs). Patient reported outcomes are now recognized as a critical part of many c ...
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Journal articleNat Cancer · September 2025
The human cytomegalovirus (CMV) antigen pp65 is expressed in high-grade glioma (HGG) and medulloblastoma but not in the adjacent brain. This single-arm phase 1 trial ( NCT03299309 ) assessed the safety and immunogenicity of a peptide vaccine (PEP-CMV) targ ...
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Journal articleBratislava Medical Journal · September 1, 2025
Background: Childhood cancer is an increasing public health issue, particularly in low- and middle-income countries, where over 80% of new cases arise. Malnutrition is common in these settings and may worsen chemotherapy-induced toxicities. This scoping re ...
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Journal articleJ Health Popul Nutr · June 5, 2025
BACKGROUND: Childhood cancer is a growing public health concern in low- and middle-income countries (LMICs), where over two-thirds of global pediatric cancer cases occur. Despite advances in diagnosis and treatment, malnutrition remains a major barrier to ...
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Journal articleBlood Adv · May 27, 2025
The addition of rituximab to the chemotherapy backbone was shown to significantly improve outcomes of children with aggressive high-grade lymphomas in high-income countries. However, data on its safety and efficacy in children with Epstein-Barr virus (EBV) ...
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Journal articleJCO Glob Oncol · February 2025
The WHO Global Initiative for Childhood Cancer, prompted by the marked inequity of survival across the globe, aims to increase survival rates in low- and middle-income countries to 60% by 2030. In tandem with this effort, implementing survivorship-focused ...
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Journal articleJCO Glob Oncol · January 2025
PURPOSE: Epstein-Barr virus (EBV)-positive Burkitt lymphoma (BL) affects children in sub-Saharan Africa, but diagnosis via tissue biopsy is challenging. We explored a liquid biopsy approach using targeted next-generation sequencing to detect the MYC-immuno ...
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Journal articlePharmgenomics Pers Med · 2025
BACKGROUND: Pharmacogenomics holds significant promise in improving the efficacy and safety of chemotherapy for childhood cancers. However, the field remains underexplored in Africa, where high genetic diversity and substantial disease burdens, including c ...
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Journal articleFront Oncol · 2025
BACKGROUND: Cancer chemotherapy is a treatment that systematically kills cancer cells but causes expected side effects, known as chemotherapy-induced toxicities. These toxicities are managed with supportive care medications. This study aimed to determine t ...
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Journal articleJ Neurosurg · December 1, 2024
OBJECTIVE: Wide disparities in neurosurgical oncology care and treatment outcomes exist globally despite recent improvements in diagnostics and cancer therapy. To better understand the challenges to neurosurgical oncology care in low-resource settings, the ...
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Journal articlePediatr Blood Cancer · November 2024
BACKGROUND: Timely diagnosis of childhood cancer, early hospital presentation and completion of treatment significantly improve outcomes. Unfortunately, in Tanzania, thousands of children die of cancer each year without ever being diagnosed or treated. To ...
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Journal articlePediatr Blood Cancer · September 2024
BACKGROUND: Despite the excellent outcomes achieved in the treatment of pediatric Burkitt lymphoma (BL) in high-income countries (HICs), outcomes remain poor in low- and middle-income countries (LMICs). Efforts to improve BL outcomes in Tanzania included t ...
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Journal articleEcancermedicalscience · 2024
INTRODUCTION: In nations with poor and intermediate incomes, cancer is one of the main causes of mortality. Immunohistochemistry (IHC) is crucial for an accurate cancer evaluation, prognosis and treatment decision-making. To use IHC, a significant amount o ...
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Journal articleNeurooncol Adv · 2024
BACKGROUND: Brain tumors represent a significant global health challenge, with rising incidence and mortality impacting individuals worldwide and contributing to cancer-related morbidity and mortality. In Africa, this burden is exacerbated by limited acces ...
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Journal articlePediatr Blood Cancer · December 2023
BACKGROUND: Standardized Wilms tumor treatment protocols exist for low- and middle-income countries, but outcomes equivalent to high-income countries are not achieved outside of clinical trials. As Wilms tumor treatment protocols in Africa shift with incre ...
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Journal articleLancet Child Adolesc Health · July 2023
BACKGROUND: Outcomes of recurrent paediatric high-grade glioma are poor, with a median overall survival of less than 6 months. Viral immunotherapy, such as the polio-rhinovirus chimera lerapolturev, is a novel approach for treatment of recurrent paediatric ...
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Journal articleJ Patient Rep Outcomes · June 12, 2023
BACKGROUND: The pediatric patient-reported outcomes version of the common terminology criteria for adverse event measure was developed and validated for use in pediatric cancer clinical trials to better capture the symptom experiences through direct self-r ...
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Journal articleJCO Glob Oncol · June 2023
PURPOSE: Over 400,000 children are diagnosed with cancer around the world each year, with over 80% of these children residing in low- and middle-income countries. This study aims to summarize the epidemiology and care patterns of newly diagnosed childhood ...
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Journal articleJ Pediatr Hematol Oncol · May 1, 2023
Low-grade gliomas/glioneuronal tumors comprise one-third of all pediatric-type CNS tumors. These tumors are generally caused by activating mutations in the mitogen-activated protein kinase (MAPK) pathway. Targeted drugs, such as trametinib, have shown prom ...
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Journal articleLancet Oncol · May 2023
BACKGROUND: Access to essential childhood cancer medicines is a core determinant of childhood cancer outcomes. Available evidence, although scarce, suggests that access to these medicines is highly variable across countries, particularly in low-income and ...
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Journal articleLancet Glob Health · April 2023
BACKGROUND: Early access to diagnosis and care is essential to improve rates of survival from childhood cancer, particularly in low-income and middle-income countries (LMICs). Composite indices are increasingly used to compare country performance in many h ...
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Journal articlePediatr Blood Cancer · March 2023
Early access to care is essential to improve survival rates for childhood cancer. This study evaluates the determinants of delays in childhood cancer care in low- and middle-income countries (LMICs) through a systematic review of the literature. We propose ...
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Journal articleInt J Gynaecol Obstet · February 2023
OBJECTIVE: To examine screening outcomes for a rural screen-and-treat site as well as the referral completion rate, outreach programming, and screening costs. METHODS: A retrospective cross-sectional analysis of demographic information and screening outcom ...
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Journal articlePediatr Blood Cancer · October 2022
BACKGROUND: A large survival disparity exists for pediatric cancer patients in low- and middle-income countries compared with high-income countries. A variety of factors contribute to this gap, including late-stage disease at presentation, high rates of ab ...
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Journal articlePediatr Blood Cancer · May 2022
BACKGROUND: Significant disparities exist for timely access to cancer care for children, with the highest disparities in low- and middle-income countries (LMICs). This study aims to conduct a systematic review that identifies the factors contributing to de ...
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Journal articlePLoS One · 2022
BACKGROUND: Worldwide, an estimated 400,000 children develop cancer each year. The bulk of the mortalities from these cases occur in low-and-middle-income countries (LMICs). In Sub-Saharan Africa, there is a tremendous need to strengthen the capacity of he ...
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Journal articleJMIR Pediatr Parent · December 8, 2021
BACKGROUND: There is a 60% survival gap between children diagnosed with cancer in low- and middle-income countries (LMICs) and those in high-income countries. Low caregiver knowledge about childhood cancer and its treatment results in presentation delays a ...
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Journal articlePediatr Blood Cancer · September 2021
BACKGROUND: Limited English proficiency (LEP) is associated with adverse clinical outcomes. The clinical impact of LEP in hematopoietic stem cell transplant (HSCT) has not been studied. The objectives of this study were to compare HSCT outcomes and health ...
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Journal articlePediatr Blood Cancer · June 2021
BACKGROUND: This retrospective study harnessed an institutional cancer registry to construct a childhood cancer survivorship cohort, integrate electronic health record (EHR) and geospatial data to stratify survivors based on late-effect risk, analyze follo ...
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Journal articleCancer · March 1, 2021
BACKGROUND: The treatment of childhood cancer often is assumed to be costly in African settings, thereby limiting advocacy and policy efforts. The authors determined the cost and cost-effectiveness of maintaining childhood cancer centers across 4 hospitals ...
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Journal articleJ Clin Oncol · March 1, 2021
PURPOSE: SJMB03 (ClinicalTrials.gov identifier: NCT00085202) was a phase III risk-adapted trial that aimed to determine the frequency and clinical significance of biological variants and genetic alterations in medulloblastoma. PATIENTS AND METHODS: Patient ...
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Journal articleJ Clin Oncol · March 1, 2021
PURPOSE: We sought to investigate clinical outcomes of relapsed medulloblastoma and to compare molecular features between patient-matched diagnostic and relapsed tumors. METHODS: Children and infants enrolled on either SJMB03 (NCT00085202) or SJYC07 (NCT00 ...
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Journal article · February 16, 2021
BACKGROUNDThere is a 60% survival gap between children diagnosed with cancer in low- and middle-income countries (LMICs) and those in high-income countries. Low caregiver knowledge about ...
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Journal articleGlob Health Sci Pract · December 23, 2020
The undeniable benefit of mentorship by experience senior mentors can meaningfully increase the breadth of their experience and contributions to society as well as address the dire inequality in global health. This model captures wisdom lost to retirement, ...
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Journal articleJCO Glob Oncol · November 2020
PURPOSE: It is estimated that 50%-80% of patients with pediatric cancer in sub-Saharan Africa present at an advanced stage. Delays can occur at any time during the care-seeking process from symptom onset to treatment initiation. Referral delay, the time fr ...
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Journal articleCancer Epidemiol · August 2020
PURPOSE: To describe cancer incidence and treatment utilization patterns at the regional cancer referral center for the Lake Zone of northwestern Tanzania from 2008 to 2016. METHODS: This descriptive, retrospective study reviewed all cancer cases recorded ...
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Journal articleBMC Cancer · March 29, 2020
BACKGROUND: In high-income countries (HICs), increased rates of survival among pediatric cancer patients are achieved through the use of protocol-driven treatment. Compared to HICs, differences in infrastructure, supportive care, and human resources, make ...
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Journal articleBlood · November 7, 2019
Burkitt lymphoma (BL) is an aggressive, MYC-driven lymphoma comprising 3 distinct clinical subtypes: sporadic BLs that occur worldwide, endemic BLs that occur predominantly in sub-Saharan Africa, and immunodeficiency-associated BLs that occur primarily in ...
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Journal articleJ Glob Oncol · September 2018
PURPOSE: The majority of new diagnoses of pediatric cancer are made in resource-poor countries, where survival rates range from 5% to 25% compared with 80% in high-resource countries. Multiple factors, including diagnostic and treatment capacities and comp ...
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Journal articleJ Glob Oncol · July 2018
Purpose Palliative care remains an urgent, neglected need in the developing world. Global disparities in end-of-life care for children, such as those with advanced cancers, result from barriers that are complex and largely unstudied. This study describes t ...
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Journal articleJ Exp Med · August 7, 2017
A subset of characterized HIV-1 broadly neutralizing antibodies (bnAbs) are polyreactive with additional specificities for self-antigens and it has been proposed immunological tolerance may present a barrier to their participation in protective humoral imm ...
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Journal articleCurr Opin Immunol · August 2017
HIV-1 infection typically eludes antibody control by our immune system and is not yet prevented by a vaccine. While many viral features contribute to this immune evasion, broadly neutralizing antibodies (bnAbs) against HIV-1 are often autoreactive and it h ...
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Journal articleJ Glob Oncol · December 2016
PURPOSE: Global cancer burden has increasingly shifted to low- and middle-income countries and is particularly pronounced in Africa. There remains a lack of comprehensive cancer information as a result of limited cancer registry development. In Moshi, Tanz ...
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Journal articleCell Rep · August 2, 2016
Chikungunya virus (CHIKV) and related alphaviruses cause epidemics of acute and chronic musculoskeletal disease. To investigate the mechanisms underlying the failure of immune clearance of CHIKV, we studied mice infected with an attenuated CHIKV strain (18 ...
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Journal articlePLoS One · 2015
Diffuse intrinsic pontine gliomas (DIPGs) represent a particularly lethal type of pediatric brain cancer with no effective therapeutic options. Our laboratory has previously reported the development of genetically engineered DIPG mouse models using the RCA ...
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Journal articlePharmgenomics Pers Med · 2014
Medulloblastoma is the commonest malignant brain tumor in children. Treatment with surgery, irradiation, and chemotherapy has improved outcomes in recent years, but patients are frequently left with devastating neurocognitive and other sequelae following s ...
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Journal articlePediatr Res · January 2014
Diffuse intrinsic pontine glioma (DIPG) is a high-grade glioma that originates in the pons and is seen exclusively in children. Despite numerous efforts to improve treatment, DIPG remains incurable with 90% of children dying within 2 y of diagnosis, making ...
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Journal articleAutoimmunity · March 2013
The formation of antibodies against double-stranded (ds)DNA is considered to be the serologic hallmark of systemic lupus erythematosus (SLE) and anti-dsDNA antibodies play an important role in the pathogenesis of the disease. Anti-dsDNA antibodies from lup ...
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Journal articleSubst Abus · March 2004
The present study assessed possible predictors of relapse while in treatment and treatment completion among marijuana-dependent adolescents (N = 59) in an intensive outpatient substance abuse treatment program. Comorbid depression was associated with an in ...
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Journal articleJ Immunol · April 15, 2001
To explore an approach for death receptor targeting in cancer, we developed murine mAbs to human death receptor 4 (DR4). The mAb 4H6 (IgG1) competed with Apo2L/TNF-related apoptosis-inducing ligand (DR4's ligand) for binding to DR4, whereas mAb 4G7 (IgG2a) ...
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