Clinical trials: Lymphocytes
ITP - Immune Thrombocytopenia
"Cytotoxic T Lymphocyte-Associated Antigen-4 (CTLA-4) Gene Single-nucleotide Polymorphism in Primary Immune Thrombocytopenic Purpura in Children"
the investigators aim in this study to investigate the potential association of single gene polymorphisms of CTLA-4 (SNPs; rs: 3087243) using real-time PCR in children with primary ITP.
- Trial name
- ITP (NCT07014904)
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Sohag University
Cytomegalovirus Infections, Cytomegalovirus Retinitis
A Comparison of HIV-Infected Patients With and Without Opportunistic (AIDS-Related) Infection
The purpose of this study is to understand how changes in the immune system of HIV-infected patients affect their risk for 3 serious infections: Pneumocystis carinii pneumonia (PCP), cytomegalovirus (CMV) retinitis, or CMV organ…
- Conditions
- Cytomegalovirus Infections, Cytomegalovirus Retinitis, Pneumonia, Pneumocystis Carinii, HIV Infections
- Trial name
- NCT00005572
- Where
- 16 sites in United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Hematologic Neoplasms
Donor Lymphocyte Infusion After Allogeneic Hematopoietic Cell Transplantation for High-Risk Hematologic Malignancies
Background: People with blood cancers often receive blood or bone marrow transplants. But even with these treatments, the risk of relapse is high.
- Trial name
- NCT05327023
- Testing
- donor lymphocyte infusion, Cyclophosphamide, Busulfan
- Where
- United States
- Volunteers
- 430 people, healthy volunteers welcome
- Sponsor
- National Cancer Institute (NCI)
Non-Hodgkins Lymphoma, Hodgkins Lymphoma
3rd Party LMP1/2-Specific Cytotoxic T Lymphocytes for EBV-Associated Lymphoma
The administration of allogeneic third party derived LMP specific-CTLs (special peripheral blood cells from another person) that are made specific to fight EBV infection) in Children, Adolescents and Young Adults (CAYA) with…
- Conditions
- Non-Hodgkins Lymphoma, Hodgkins Lymphoma, Lymphoproliferative Disorder
- Trial name
- NCT02057445
- Testing
- EBV CTL's, Peripheral Blood Donor
- Where
- 2 sites in United States
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- New York Medical College
Hepatitis C Virus
Hepatitis C Virus and the Humoral Immune System
The purpose of this study is to measure specific chemokines, antibodies, and antibody-producing B cells in the blood of patients with hepatitis C virus (HCV) infection.
- Trial name
- NCT00219999
- Where
- United States
- Volunteers
- 161 people, healthy volunteers welcome
- Sponsor
- Rockefeller University
HIV Infections, Peripheral Nervous System Disease
Nerve Damage in Patients With HIV Infection Who Have Been Treated With Anti-HIV Drugs
The purpose of this study is to find out what might increase nerve damage in people with HIV who have taken drugs for treatment of HIV disease.
- Trial name
- NCT00017771
- Where
- 18 sites in United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Type 1 Diabetes
BeAT1D: Benign Autoimmunity and Type 1 Diabetes
National multi-center non-interventional case-control cohort study with collection of biological samples to characterize the autoimmune T and B lymphocytes involved in the development of type 1 diabetes.
- Trial name
- BeAT1D (NCT05139784)
- Testing
- Biosampling
- Where
- 17 sites in France
- Volunteers
- 1,160 people, healthy volunteers welcome
- Sponsor
- Institut National de la Santé Et de la Recherche Médicale, France
HIV Infections
The Effectiveness of Human Antibodies in Influencing an AIDS-Like Disease in Monkeys
The purpose of this study is to see if an investigational vaccine can make antibodies (proteins found in blood) in humans that will influence the course of an AIDS-like disease in monkeys.
- Trial name
- NCT00031109
- Testing
- gp160 MN/LAI-2, Aluminum hydroxide
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Type1 Diabetes
The Role of the Thymus in Type I Diabetes.
Regulatory T lymphocytes play a major role in the protection from autoimmune pathology. Defects in immunosuppression mediated by these cells is therefore suspected to contribute to these diseases.
- Trial name
- TregDiab (NCT03236558)
- Testing
- Blood collection
- Where
- France
- Volunteers
- healthy volunteers welcome
- Sponsor
- University Hospital, Toulouse
Arthritis, Juvenile Rheumatoid
Safety and Efficacy of Measles, Mumps, Rubella Vaccination in Juvenile Idiopathic Arthritis
Background: The safety of vaccination in patients with autoimmune diseases using immune suppressive therapy is often discussed. Previous studies in Juvenile Idiopathic Arthritis (JIA) patients showed no increase in disease…
- Trial name
- VAART (NCT00731965)
- Testing
- Measles, Mumps, Rubella vaccination
- Where
- 5 sites in Netherlands
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- N.M. Wulffraat
Cystic Fibrosis
Nasal Epithelial Cells/Blood Lymphocyte Markers for Cystic Fibrosis (CF)/CF Pulmonary Exacerbations
Study Hypothesis: We hypothesize that cellular markers from nasal epithelial cells and blood lymphocytes can serve as potential biomarkers reflect the underlying inflammatory state of the lung and will be helpful in determining…
- Trial name
- NCT00381628
- Testing
- epithelial cells and blood lymphocyte extraction
- Where
- United States
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- University Hospitals Cleveland Medical Center
HIV Infections
Ontogenesis of the P-Glycoprotein in Human Lymphocytes Influence of HIV and Antiretroviral Therapeutics
The P-glycoprotein (P-gp) is a membranous transporter that modulates the intracellular concentrations of many drugs and plays thus a major role in the efficacy of the therapeutics that act within the lymphocytes, such as…
- Trial name
- Onto-Pgp (NCT00702013)
- Where
- France
- Volunteers
- 310 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
BK Polyomavirus, Kidney Transplant
Study of Anti-BKPyV Immune Responses in Kidney Transplant Patients With BKPyV Viremia
The human pathogen BK polyomavirus (BKPyV) is a ubiquitous, small, non-enveloped DNA virus that infects over 90% of people, typically in childhood with mild or no symptoms.
- Trial name
- NEPHRO-BK (NCT06988072)
- Testing
- blood sampling
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Melanoma, Neoplasm Metastasis
Lymphocyte Re-infusion During Immune Suppression to Treat Metastatic Melanoma
This experiment will test the safety and effectiveness of a treatment for melanoma in which certain lymphocytes (a type of white blood cell) are taken from the patient, grown in the laboratory, and returned after the patient's…
- Trial name
- NCT00001832
- Testing
- gp100:209-217 (210M), Montanide ISA-51, IL-2
- Where
- United States
- Volunteers
- 170 people, healthy volunteers welcome
- Sponsor
- National Cancer Institute (NCI)
Pneumonia, Meningitis
Immunogenicity of 7-Valent Pneumococcal Conjugate Vaccine in Lung Fluid of Adults With and Without HIV Infection
Lung immune responses are regulated independently of systemic responses. Injected vaccines may induce optimal responses in blood but not at mucosal surfaces.
- Conditions
- Pneumonia, Meningitis, Invasive Pneumococcal Disease, HIV
- Trial name
- NCT00371878
- Testing
- 7-valent pneumococcal conjugate vaccine (Prevnar)
- Where
- Malawi
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Royal Liverpool University Hospital
Active Immunity, Healthy
Comparison of Immune Response to Booster Vaccines in Blood Transplant Patients and Healthy Volunteers
This study will compare the immune system response to booster vaccines for tetanus/diphtheria and hepatitis B in healthy volunteers with that of patients who have had a blood transplant.
- Conditions
- Active Immunity, Healthy, Stem Cell Transplantation
- Trial name
- NCT00005907
- Where
- United States
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Acute Lymphoblastic Leukemia ALL
Role of T Lymphocytes in Hypersensitivity Reactions to Asparaginase in Patients Treated for Acute Lymphoblastic Leukemia.
Acute lymphoblastic leukemia is a type of blood cancer that primarily affects children. Fortunately, current treatments are highly effective.
- Trial name
- ASTRA (NCT07529223)
- Testing
- Asparaginase-induced in vitro T-cell stimulation
- Where
- 2 sites in France
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Nice
Bronchiolitis Acute, Wheezing
The Role of Vitamin D and Vitamin D Receptor in Recurrent Wheezing in Children With Bronchiolitis: Immunological Association With T-lymphocyte Mitochondrial Mass
A prospective study will be conducted involving children under 2 years of age hospitalized for bronchiolitis during the period 2025-2026.
- Conditions
- Bronchiolitis Acute, Wheezing, RSV
- Trial name
- NCT07700134
- Testing
- No Intervention: Observational Cohort
- Where
- Greece
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- National and Kapodistrian University of Athens
Inflammation, Hospital Stay
Neutrophil to Lymphocyte Ratio (NLR) and Platelet to Lymphocyte Ratio (PLR) as an Inflammatory Markers to Predict Length of Hospital Stay After Total Laparoscopic Hysterectomy (TLH) for Benign Indications
Due to short hospital stay, rapid return to work, less pain, and good cosmetic results, laparoscopic hysterectomy ( LH) has substantially increased the era of hysterectomy procedures especially for the last two decades.
- Conditions
- Inflammation, Hospital Stay, Total Laparoscopic Hysterectomy
- Trial name
- NCT05003297
- Testing
- hemogram inflammatory parameters
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Gaziosmanpasa Research and Education Hospital
Neonatal Hyperbilirubinemia, Phototherapy Complication
Conventional Versus LED Phototherapy and Their Effect on Lymphocytes Subsets of Full Term Neonates With Hyperbilirubinemia
The aim of this study is to investigate the influence of the use of different types of phototherapy on different lymphocytes subsets CD4 and CD8 in the treatment of hyperbilirubinemia in neonates.
- Trial name
- NCT04373980
- Testing
- phototherapy
- Where
- Egypt
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Rania Ali El-Farrash