Clinical trials: T Cells
HIV Infection, AIDS
Accuracy of the Pima™ CD4 Test for Enumeration of CD4+ T-Cell Counts
This is a multi-center study designed to assess the accuracy of Pima™ CD4 Test to enumerate CD4+ T-cells in whole blood over the measurement range expected for the intended population.
- Conditions
- HIV Infection, AIDS, HIV Infections
- Trial name
- NCT00951795
- Where
- 3 sites in United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Abbott RDx Cardiometabolic
Lyme Borreliosis, Lyme Disease
Flow Cytometric Immune Monitoring of B. Afzelii-Specific T Lymphocytes
Lyme borreliosis diagnosis currently relies on clinical assessment and detection of Borrelia-specific antibodies. However, serology does not allow reliable assessment of active infection.
- Trial name
- LyTLymICS-AIM (NCT07703787)
- Where
- France
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University Hospital, Strasbourg, France
Healthy, HIV Infection
Immune Responses to HIV in Blood Cells in HIV-Infected and HIV-Uninfected Volunteers
This study will explore the responses of the immune system to infection with HIV and other pathogens and the changes in these responses over time.
- Trial name
- NCT00027482
- Where
- United States
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Cardiovascular Diseases, Inflammation
Impact of T Cells on Age-related Vascular Dysfunction: A Translational Approach
Cardiovascular disease (CVD) is the leading cause of morbidity and mortality in the United States and other industrialized societies, and advanced age is the major risk factor for development of CVD.
- Conditions
- Cardiovascular Diseases, Inflammation, Aging
- Trial name
- NCT04344873
- Testing
- Abatacept 10 mg/kg
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Utah
Food Allergy, Eosinophilic Esophagitis
Molecular Basis of Food Allergy
The Study examines the molecular basis of food allergy. It explores the interaction between T cells, InKT cells, basophils and cytokines in the development of food allergy.
- Trial name
- NCT01832324
- Where
- United States
- Volunteers
- 5,300 people, healthy volunteers welcome
- Sponsor
- Children's Hospital of Philadelphia
HIV Infections
A Phase I Safety and Immunogenicity Trial of HIV-1 gp120 C4-V3 Hybrid Polyvalent Peptide Immunogen Mixed in Mineral Oil Containing Mannose Mono-Oleate (IFA)
To evaluate the safety of HIV-1 gp120 C4-V3 hybrid polyvalent peptide immunogen (C4-V3 peptides) formulated in mineral oil containing mannose mono-oleate (IFA) in HIV-1 uninfected volunteers.
- Trial name
- NCT00000886
- Testing
- HIV-1 C4-V3 Polyvalent Peptide Vaccine
- Where
- 3 sites in United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Immune Response
Immune Responses Induced by Different Licensed Influenza Vaccines
The goal of this research is to find out how the body's immune system responds to different manufacturer's "flu" vaccines.
- Trial name
- NCT00902278
- Testing
- Flulaval, Fluvirin, Fluzone
- Where
- United States
- Volunteers
- 193 people, healthy volunteers welcome
- Sponsor
- University of Massachusetts, Worcester
Pancreatic Cancer
Analyzing Childhood Recall Antigens in Patients With Pancreatic Cancer
The investigator is developing an immune therapy against pancreatic cancer. Immune cells, known as "T cells with tumor killing capacity", are involved in this immune therapy.
- Trial name
- NCT03848182
- Testing
- Gemcitabine, TT vaccine booster
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Albert Einstein College of Medicine
Pancreatic Cancer, Gut Microbiota
The Mechanism of Enhancing the Anti-tumor Effects of CAR-T on PC by Gut Microbiota Regulation
Pancreatic cancer (PC) is one of the deadliest diseases of human digestive malignancies. Despite the recent advances in surgery and chemotherapy, the 5-year survival rate of PC continues to be less than 10%.
- Conditions
- Pancreatic Cancer, Gut Microbiota, CAR-T
- Trial name
- NCT04203459
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital of Harbin Medical University
Osteoporosis
Role of T-cells in Post-Menopausal Osteoporosis
This is an observational study of women undergoing surgical menopause to determine whether T-cells play an important role in the etiology of post-menopausal osteoporosis.
- Trial name
- NCT00787904
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Atlanta VA Medical Center
Solid Tumor, Healthy
Ex Vivo Expansion (ACT-X)
The purpose of this study is to understand how the body's immune cells respond to a new type of vaccine (neoantigen vaccine) designed to help the immune system recognize and fight cancer.
- Conditions
- Solid Tumor, Healthy, Malignant Solid Neoplasm
- Trial name
- NCT07137312
- Testing
- Blood Draw, Apheresis
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Healthy
Pilot Study: Effects of G-CSF on T Cell Function
This study will evaluate changes in T cells-infection-fighting white blood cells of the immune system-in people given a drug called G-CSF before donating stem cells (immature bone marrow cells) for transplantation.
- Trial name
- NCT00039650
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- National Institutes of Health Clinical Center (CC)
T Cell Deficiency
Functional Exhaustion of T Cells in COVID19 Patients
The primary end-point of our prospective, observational study is to count T cells in patients with laboratory-confirmed COVID-19 and healthy controls.
- Trial name
- NCT04470323
- Testing
- Flow cytometry
- Where
- Egypt
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Assiut University
Coronavirus, SARS-CoV-2 Infection
Next Generation T-cell Vaccine Against Coronavirus Disease (COVID-19)
The study aims to investigate the safety and immunogenicity of one dose vs two doses of a T-cell priming next-generation vaccine against Coronavirus disease.
- Conditions
- Coronavirus, SARS-CoV-2 Infection, COVID-19
- Trial name
- NCT05633446
- Testing
- PepGNP-COVID19 (One vaccination), Water for injection (One vaccination), PepGNP-COVID19 (Two vaccinations)
- Where
- 2 sites in Philippines
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Gylden Pharma Ltd
Varicella Zoster Virus Infection
VZV-specific Tissue Resident Memory T-cells After Shingrix Vaccination
To evaluate the effect of intramuscular RZV vaccine on VZV-specific skin TRM and circulating T-cells
- Trial name
- NCT04403139
- Testing
- Shingrix
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Washington
Multiple Sclerosis
B Cell Differentiation in MS
Interventional study with minimal risks and constraints, prospective, monocentric.
- Trial name
- ABCD-SEP (NCT03744351)
- Testing
- Biological Samples
- Where
- France
- Volunteers
- 136 people, healthy volunteers welcome
- Sponsor
- Rennes University Hospital
Healthy
Collection and Generation of Antigen-specific T-lymphocyte Cell Lines From Primary, Third-party, Related, and Unrelated Donors
The purpose of this study is to obtain lymphocyte collections from normal healthy volunteer donors in order to create Good Manufacturing Practice grade banks of virus-specific and tumor-reactive T-cells of defined HLA type and…
- Trial name
- NCT03114566
- Testing
- Leukapheresis
- Where
- United States
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- Memorial Sloan Kettering Cancer Center
Immune Thrombocytopenic Purpura
Efficacy of Rapamycin Therapy With Chronic Immune Thrombocytopenia
The aim of our study is to evaluate the efficacy of rapamycin with Refractory Immune Thrombocytopenic Purpura (RITP) and explore the further mechanism.
- Trial name
- ITP (NCT01672151)
- Testing
- rapamycin
- Where
- China
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital of Suzhou Medical College
Atopic Dermatitis
Investigating Immune Mechanisms in Atopic Eczema
The aim of this study is to investigate the mechanisms behind the immune dysfunction that occurs in atopic eczema (or atopic dermatitis).
- Trial name
- NCT02102841
- Testing
- Skin biopsy, Skin suction blister, Mantoux test
- Where
- United Kingdom
- Volunteers
- healthy volunteers welcome
- Sponsor
- University College, London
Asthma
Study of the Inflammation and Airway Changes That Occur After Exposure to Allergen in Asthmatics
This protocol describes a single site mechanistic study to investigate microRNAs (miRNAs) that are differentially expressed in the airway epithelium of patients with asthma at baseline and in response to allergen challenge.
- Trial name
- ACE (NCT02230189)
- Testing
- Segmental airway allergen challenge, Bronchoscopy, Methacholine challenge test
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Prescott Woodruff