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About 8,995 results

Plasmodium and Other Parasites in Pregnant Women and Children Around Margibi and Montserrado Counties, Liberia
https://clinicaltrials.gov/ct2/show/NCT03719599

May 27th, 2022 - Malaria caused by Plasmodium falciparum continues to be a global problem with devastating consequences, in particular for at-risk populations such as pregnant women and young infants. Pregnancy malaria is associated with low birth weight (LBW), maternal anemia, and gestational hypertension; both inflammation and the fetal response to infection may contribute to these poor outcomes. Placental ma...

Ocular Findings and Viral Persistence in Ocular Fluids in COVID-19 Survivors
https://clinicaltrials.gov/ct2/show/NCT04665752

May 27th, 2022 - Study Description: The objective of this study is to understand the rate and extent of ocular involvement in COVID-19 patients and whether SARS-COV-2 can be detected in ocular fluids or tissue in convalescent phase. Objectives: Primary Objective: To investigate if COVID survivors show signs of anterior or posterior segment inflammation or other retinochoroidal changes after recovery. Secondary ...

SARS-COV2 Pandemic Serosurvey in a Rare Disease Population
https://clinicaltrials.gov/ct2/show/NCT04609085

May 27th, 2022 - It has been demonstrated that respiratory virus outbreaks and pandemics, such as influenza, SARS, MERS, and now the newly emerged SARS-COV2 virus, have a major impact on morbidity and mortality worldwide, as well as having devastating global economic and societal impact. During these outbreaks it is critical to gain a rapid understanding of the exposures and immunity in the general population. ...

Pathogenesis and Genetics of Disseminated or Refractory Coccidioidomycosis
https://clinicaltrials.gov/ct2/show/NCT02190266

May 27th, 2022 - Coccidioidomycosis (CM) is a fungal disease endemic to the southwestern United States, Northern Mexico, and parts of South America. About 150,000 CM infections are estimated to occur in the United States each year, of which 60% are thought to be asymptomatic. Symptomatic patients typically present with a respiratory syndrome likened to community-acquired pneumonia, while less than 1% of infecte...

Assessment of Bone Mineral Density in People Living With HIV and KSHV Associated Malignancies: A Retrospective Longitudinal Analysis
https://clinicaltrials.gov/ct2/show/NCT04742387

May 27th, 2022 - Title: Assessment of Bone Mineral Density in People Living with HIV and KSHV Associated Malignancies: A Retrospective Longitudinal Analysis Study Description: This is a retrospective review that includes all participants with human immunodeficiency virus (HIV) (PWH) affected by Kaposi sarcoma (KS), KSHV-associated multicentric Castleman disease, and KSHV associated inflammatory cytokine syndrom...

COVID-19 Outpatient Pragmatic Platform Study (COPPS) - Master Protocol
https://clinicaltrials.gov/ct2/show/NCT04662086

May 27th, 2022 - The platform study allows investigational products with objectives either: evaluating viral shedding (Virology Domain); and COVID-19 related Clinical Outcomes (Clinical Domain). The primary objective for investigational products within the Viral Domain is: A. To evaluate the efficacy of each therapeutic intervention in addition to standard supportive care (SSC) compared with SSC in reducing vir...

COVID-19 Outpatient Pragmatic Platform Study (COPPS) - Camostat Sub-Protocol
https://clinicaltrials.gov/ct2/show/NCT04662073

May 27th, 2022 - The platform study allows investigational products with objectives either: evaluating viral shedding (Virology Domain); and COVID-19 related Clinical Outcomes (Clinical Domain). The primary objective for investigational products within the Viral Domain is: A. To evaluate the efficacy of each therapeutic intervention in addition to standard supportive care (SSC) compared with SSC in reducing vir...

Send-In Sample Collection for Comprehensive Analyses of Innate and Adaptive Immune Responses During Acute COVID-19 and Convalescence
https://clinicaltrials.gov/ct2/show/NCT04582903

May 27th, 2022 - In response to the public health emergency posed by the coronavirus disease 2019 (COVID-19) pandemic, researchers at the National Institute of Allergy and Infectious Diseases (NIAID) are leading a large international collaboration to characterize the innate and adaptive immune responses to acute severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection and convalescence. This proto...

Natural History of Post-Coronavirus Disease 19 Convalescence at the National Institutes of Health
https://clinicaltrials.gov/ct2/show/NCT04573062

May 27th, 2022 - Study Description: In late 2019, the novel coronavirus SARS/CoV2 appeared in Wuhan, China. The various ways that humans will recover from COVID-19 is just starting to be observed and it is clear there will be a wide range of convalescent experiences. A year into the pandemic, the post-acute sequelae of SARS/CoV2 infection (PASC) is known to be common and includes a broad range of symptoms and p...

Pomalidomide for Kaposi Sarcoma in People With or Without HIV
https://clinicaltrials.gov/ct2/show/NCT01495598

May 27th, 2022 - Background: Kaposi Sarcoma (KS) is an incurable, multicentric angioproliferative tumor that most frequently involves the skin. It is seen most frequently in people with HIV or other forms of immune compromise. Current therapies are limited by toxicities, including cumulative cardiotoxicity, while effective oral agents, agents deliverable in resource-limited settings, and agents deliverable long...

Natural History of Systemic and Nasal Mucosal Immunity to Influenza and SARS-CoV-2 in Adults After Vaccination
https://clinicaltrials.gov/ct2/show/NCT04794829

May 27th, 2022 - Title: Natural History of Systemic and Nasal Mucosal Immunity to Influenza and SARS-CoV-2 in Adults after Vaccination Study Description: Yearly influenza vaccination is necessary due to short-lasting influenza immunity and changing strains of circulating influenza. With limited effectiveness of yearly influenza vaccines and the ongoing potential for an influenza pandemic, there is a need for a ...

Venetoclax, Ibrutinib, Prednisone, Obinutuzumab, and Revlimid in Combination With Polatuzumab (ViPOR-P) in Relapsed/Refractory B-cell Lymphoma
https://clinicaltrials.gov/ct2/show/NCT04739813

May 27th, 2022 - Background: Combination chemotherapy with rituximab has been the mainstay of treatment for CD20-positive B-cell lymphomas. Significant advances have been made in curing aggressive B-cell lymphomas with chemoimmunotherapy, but indolent lymphomas and relapsed/refractory aggressive lymphomas remain mostly incurable with chemotherapy alone. Targeted therapies, aimed at disrupting key survival pathw...

Teriflunomide in HTLV-1 Associated Myelopathy/Tropical Spastic Paraparesis
https://clinicaltrials.gov/ct2/show/NCT04799288

May 27th, 2022 - Study Description: In this single center, single arm, open label, baseline versus treatment pilot clinical trial, sixteen subjects with HAM/TSP will receive teriflunomide 14mg by mouth once a day in an initial 9 month treatment phase, followed by a 3 month post treatment follow-up phase. Outcome measures will be collected every 3 months for the duration of the study. Objectives: We will determi...

Host and Parasite Factors That Influence Susceptibility to Malaria Infection and Disease During Pregnancy and Early Childhood in Ouelessebougou and Bamako, Mali
https://clinicaltrials.gov/ct2/show/NCT01168271

May 27th, 2022 - Malaria caused by Plasmodium falciparum continues to be a global problem with devastating consequences. A greater understanding of the immunologic and parasitologic factors associated with infection and disease is badly needed; and will accelerate the development of highly protective vaccines for both mothers and children. Pregnancy malaria is associated with low birth weight, maternal anemia, ...

Screening of Healthy Volunteers for Investigational Antimalarial Drugs, Malaria Vaccines, and Controlled Human Malaria Challenge
https://clinicaltrials.gov/ct2/show/NCT02639299

May 27th, 2022 - This is a screening protocol for healthy volunteers to participate in research studies conducted by Laboratory of Malaria Immunology and Vaccinology (LMIV). Malaria-related morbidity and mortality have a major economic impact in endemic regions and present a substantial health risk to non-immune travelers and people living in endemic areas. To stem the worldwide impact of this devastating disea...

Genetic Disorders of Mucociliary Clearance in Nontuberculous Mycobacterial Lung Disease
https://clinicaltrials.gov/ct2/show/NCT00368446

May 27th, 2022 - Background: Nontuberculous mycobacteria (NTM) are ubiquitous environmental organisms that have been increasingly associated with human disease, commonly involving the lung. Post menopausal Caucasian women seem particularly predisposed to the development of peripheral nodules and dilated airways (bronchiectasis) associated with these organisms. These women have distinguishing body characteristic...

Testing Pembrolizumab Versus Observation in Patients With Merkel Cell Carcinoma After Surgery, STAMP Study
https://clinicaltrials.gov/ct2/show/NCT03712605

May 27th, 2022 - PRIMARY OBJECTIVE: I. To compare recurrence free survival (RFS) and overall survival (OS) as co-primary endpoints across the two arms. SECONDARY OBJECTIVES: I. To evaluate adverse events. II. To evaluate distant metastasis free survival (DMFS). III. To evaluate the impact of radiation on clinical outcomes (OS, RFS, DMFS). OUTLINE: Patients are randomized to 1 of 2 arms. ARM A: Patients receive ...

Using Biomarkers to Predict TB Treatment Duration
https://clinicaltrials.gov/ct2/show/NCT02821832

May 27th, 2022 - Shortening the duration of treatment for patients with drug sensitive tuberculosis from 6 to 4 months has been attempted many times in clinical trials but thus far all have failed. These failures reveal our incomplete understanding of factors driving the need for such extensive treatments. Consistently, trials have demonstrated that 80-85% of patients are successfully cured after 4 months of th...

Identification and Characterization of SARS-CoV-2 Specific CD8 T Cells in Humans
https://clinicaltrials.gov/ct2/show/NCT04565067

May 27th, 2022 - Study Description: This study is to identify epitopes of SARS-CoV-2 that are recognized by CD8 T cells in the blood of healthy young and old participants as well as COVID-19 recovered. We will also measure general health factors using blood, saliva and urine samples. By analyzing the frequency, differentiation, and expansion of these SARS-CoV-2 recognizing CD8 T cells, we hope to shed light int...

Malaria Prevalence Around Maferinyah, Guinea
https://clinicaltrials.gov/ct2/show/NCT04105855

May 27th, 2022 - Malaria caused by Plasmodium falciparum continues to be a global problem with devastating consequences, in particular for at-risk populations such as pregnant women and young infants. Pregnancy malaria is associated with low birth weight (LBW), maternal anemia, and gestational hypertension; both inflammation and the fetal response to infection may contribute to these poor outcomes. Placental ma...