Clinical trials: B Cells
Cystic Fibrosis, Hemophilia A
Medication Adherence and Non-adherence in Adults With Rare Disease
The purpose of this study is to use the Medication Adherence Reasons Scale (MAR-Scale) to determine the extent of non-adherence to specific medications indicated to treat cystic fibrosis, hemophilia (A or B), idiopathic pulmonary…
- Conditions
- Cystic Fibrosis, Hemophilia A, Hemophilia B, Idiopathic Pulmonary Fibrosis
- Trial name
- NCT04541875
- Testing
- MAR-Scale
- Volunteers
- healthy volunteers welcome
- Sponsor
- Xperiome
Hepatitis B Virus
NK Cell Deregulation in HBV Patients
Natural Killer (NK) cells play a large role in the innate immune response as they are equipped to kill infected or tumor cells. They express a panel of activating and inhibitory receptors that regulate the destruction of the…
- Trial name
- LiNKeB (NCT03761875)
- Testing
- blood sample CHB patients, boold sample Control group
- Where
- France
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University Hospital, Limoges
Influenza, Immunosenescence
Effect of Oral Supplement on Influenza Vaccine Long-term Response
This is a follow-up study of a previously completed randomized controlled trial (NCT06827873) that investigated the effects of oral supplements on influenza vaccine response in adults aged 60-70 years.
- Trial name
- EOSIIVE-F (NCT07357467)
- Where
- China
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Tsinghua University
Chronic Lymphocytic Leukemia
C-X-C Chemokine Receptor 4 in Chronic Lymphocytic Leukemia
Chronic lymphocytic leukemia is the most common type of chronic leukemia, accounting for approximately 40% of all leukemias and mainly affecting older individuals.
- Trial name
- NCT03150849
- Testing
- C-X-C Chemokine Receptor 4
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Assiut University
Relapsing-Remitting Multiple Sclerosis (RRMS), Neuromyelitis Optica
Effects of Ozanimod on Immune-mediated Mechanisms of Neurodegeneration in Multiple Sclerosis - a Preclinical Study
This is a prospective non interventional study including patients with Relapsing-Remitting Multiple Sclerosis (RRMS) or with Neuromyelitis Optica Spectrum Disorders (NMOSD) and healthy subjects, who are enrolled within the…
- Conditions
- Relapsing-Remitting Multiple Sclerosis (RRMS), Neuromyelitis Optica, Healthy
- Trial name
- NCT05245344
- Testing
- Peripheral blood withdrawal
- Where
- 3 sites in Italy
- Volunteers
- 154 people, healthy volunteers welcome
- Sponsor
- Neuromed IRCCS
Neoplasms, Leukemia, Lymphocytic, Chronic
Intermittent Fasting and CLL/SLL
What are the investigators trying to do? By most measures, humans consume more food than needed. Over several decades, overconsumption has led to an increase in a number of diseases, including cancer.
- Conditions
- Neoplasms, Leukemia, Lymphocytic, Chronic, Lymphoma, Small Lymphocytic, Intermittent Fasting
- Trial name
- NCT04626843
- Testing
- Intermittent fast
- Where
- Canada
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Eleah Stringer
Chronic Lymphocytic Leukemia, Chronic Myelogenous Leukemia, BCR-ABL1 Positive
DISCO Application for the Improvement of Financial Outcomes in Patients With Hematologic Cancer
This phase II trial studies how well the DIScussion of COst (DISCO) application (app) works in improving financial outcomes in patients with hematologic cancer.
- Conditions
- Chronic Lymphocytic Leukemia, Chronic Myelogenous Leukemia, BCR-ABL1 Positive, Plasma Cell Myeloma
- Trial name
- NCT04282343
- Testing
- The DISCO App, Usual Care
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Barbara Ann Karmanos Cancer Institute
Healthy Volunteers
Immunoglobulin Gene Rearrangement and Repair in Healthy Donors
B-cells ensure humoral immune response against antigens (Ag) thanks to their receptor (BCR). V(D)J rearrangement, somatic hypermutation, immunoglobulin (Ig) class switch and locus suicide recombination are…
- Trial name
- R2IGH (NCT04889573)
- Testing
- Blood sample
- Where
- France
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University Hospital, Limoges
Hodgkin's Lymphoma, Diffuse Large B-cell Lymphoma
Communication Skills Intervention to Promote Transition Into Survivorship
The purpose of this study is to improve the communication skills of physicians who transition lymphoma cancer patients from the end of treatment to survivorship.
- Trial name
- NCT01483664
- Where
- 9 sites in United States
- Volunteers
- 314 people, healthy volunteers welcome
- Sponsor
- Memorial Sloan Kettering Cancer Center
HIV Infections
Effects on the Immune System of Anti-HIV Drugs in Patients Recently Infected With HIV
The purpose of this study is to find out whether these powerful combinations of anti-HIV drugs are safe and effective for use in patients in the early stages of HIV infection and to find out how patients' immune systems react to…
- Trial name
- NCT00001119
- Testing
- Tetanus Toxoid Vaccine, Indinavir sulfate, Lamivudine/Zidovudine
- Where
- 12 sites in United States, Australia
- Volunteers
- 288 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Encephalitis, Japanese B
Immunogenicity and Safety of Inactivated Vero Cell Derived Japanese Encephalitis Vaccine in Thai Children
Japanese encephalitis (JE) is the main cause of viral encephalitis in many countries of Asia including Thailand. Estimated annual mortality ranges from10,000-15,000 deaths, while the total number of clinical cases is about…
- Trial name
- JE0153 (NCT01408537)
- Testing
- JEVAC
- Where
- Thailand
- Volunteers
- 152 people, healthy volunteers welcome
- Sponsor
- Mahidol University
Vaccine-Preventable Diseases, Typhoid Fever
Immune Response Elicited by Concomitant Administration of Oral Typhoid Fever (Vivotif®) and Cholera (Dukoral®) Vaccines
The goal of this clinical trial is to explore the coadministration of oral typhoid fever (Vivotif®) and cholera (Dukoral®) vaccines in healthy volunteers aged 18-65 years.
- Conditions
- Vaccine-Preventable Diseases, Typhoid Fever, Cholera
- Trial name
- NCT06104345
- Testing
- Oral typhoid fever vaccine, Oral cholera vaccine
- Where
- Finland
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- Helsinki University Central Hospital
Malaria
Malaria Vaccine in Children in Mali
This study will test an experimental vaccine called AMA1-C1 in children to see if it is safe and if it reduces episodes of malaria parasitemia (parasites in the blood) in children exposed to malaria.
- Trial name
- NCT00341250
- Testing
- AMA1-C1/Alhydrogel Malaria Vaccine
- Where
- 2 sites in Mali
- Volunteers
- 900 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Kidney Transplant Rejection, Positive FCXM (T or B Cell Positive)
Spleen Transplant in Solid Organ Transplantation
Although the notions that kidney transplantation is the treatment of choice for patients with end-stage renal disease and that simultaneous kidney and pancreas transplant is the only treatment able to restore euglycemia in…
- Conditions
- Kidney Transplant Rejection, Positive FCXM (T or B Cell Positive), Positive CDC Cross-Match (B Cell Positive), Kidney/Pancreas Transplant Rejection
- Trial name
- NCT04827186
- Testing
- Spleen Transplantation/Removal
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Illinois Chicago
Thymoma, Autoimmune Disease
Regulation of LncRNA For Breg in Patients With Thymoma and Autoimmune Diseases
Initially investigators will find LncRNA which to be able to affect Notch2 signaling pathway; then confirm the relationship between Notch2 and LncRNA, and analysis the regulation mode of LncRNA to Notch2 signaling pathway, and to…
- Trial name
- NCT02948855
- Where
- China
- Volunteers
- healthy volunteers welcome
- Sponsor
- Tianjin Medical University Cancer Institute and Hospital
Chronic Lymphocytic Leukemia, Monoclonal B-Cell Lymphocytosis
Hematopoiesis in MBL and CLL Versus Healthy Age-Matched Control Subjects
This study evaluates hematopoiesis to determine how MBL/CLL affected bone marrow responds to fight off infections in the body.
- Trial name
- NCT06536452
- Testing
- Non-Interventional Study
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Chronic Lymphocytic Leukemia (CLL)
The Duration of Humoral Immunity and the Memory Cell Function After Vaccination With 7-valent Pneumococcal Conjugate Vaccine in CLL
Patients with chronic lymphocytic leukemia (CLL)have had very poor humoral responses to pneumococcal polysaccharide vaccine (PPV).
- Trial name
- KLL2 (NCT00919321)
- Testing
- Pneumococcal polysaccharide vaccine (PPV)
- Where
- Finland
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Tampere University Hospital
HIV Infections, Hepatitis C Virus
Pilot Study to Assess Gut Mucosal B Cells in Individuals With HCV and HIV
This pilot study aims to study gut B cells in HCV+HIV+, HCV+HIV-, HCV-HIV+, and HCV-HIV- volunteers. Volunteers will undergo a screening blood draw and flexible sigmoidoscopy with biopsy.
- Trial name
- NCT01040039
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Rockefeller University
Healthy
Transcriptomics Signature of Anti Vaccinia Memory B Cells
Analyse the transcriptomic signature of anti vaccinia memory B cells at a short time after vaccination as compared to the signature already established in long-lived memory B cells.
- Trial name
- NCT02556489
- Where
- France
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- Institut National de la Santé Et de la Recherche Médicale, France
Acute Humoral Rejections, Chronic Humoral Rejections
Effects of Thymoglobulin on Human B Cells
This study is being done to better understand how immunosuppressive medications (anti-rejection medications that may or may not be approved by the Food and Drug Administration (FDA)) affect the alloimmune response (how a person's…
- Conditions
- Acute Humoral Rejections, Chronic Humoral Rejections, Transplant
- Trial name
- NCT02137876
- Testing
- Blood Draws
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Northwestern University