Clinical trials: flow cytometry
Weight Loss, Exercise
Effects of Exercise and Short Term Rapid Weight Loss on Whole Blood Cells and Lymphocyte Subsets in Highly Trained National Level Wrestlers
Wrestling is a weight-classified sport in which athletes frequently apply rapid weight loss (RWL) strategies prior to competition.
- Trial name
- EX-RWL-Lymphoc (NCT07567937)
- Testing
- Exercise, Rapid Weight Loss
- Where
- Turkey (Türkiye)
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Ankara Yildirim Beyazıt University
Healthy Volunteers
Analyzes of Nasal Tissue-resident Memory Immune Cells and Peripheral Memory Cells Able to Migrate to Airway Tissues (MUCOVAC)
Clinical evaluation of vaccines against respiratory viruses is currently based on the analysis of systemic immune responses, whereas respiratory immunity is the first line of defense against respiratory pathogens.
- Trial name
- MUCOVAC (NCT06469359)
- Testing
- Nasal tissue-resident memory T and B cells, Nasal fluid sampling, Saliva sampling
- Where
- France
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Saint Etienne
HIV Infections, HIV Seronegativity
A Blood Test to Look at Cells of the Immune System in Healthy Children
The purpose of this study is to learn more about some of the immune cells in the blood (CD4 cells, for example) of healthy children in order to better understand the differences in the blood cells of children infected with HIV.
- Trial name
- NCT00001109
- Where
- 45 sites in United States, Puerto Rico
- Volunteers
- 630 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Systemic Lupus Erythematosus
Expression of CXCR4 in Patients With Systemic Lupus Erythematosus
The objective of this study is to estimate the possible role of CD184 in the pathogenesis of SLE; comparing its level among SLE cases to healthy controls.
- Trial name
- NCT04799730
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Sohag University
Platelet Aggregation
Measurement of Platelet Dense Granule Release in Healthy Volunteers
Aspirin has been shown to reduce cardiovascular events in at risk individuals. Elucidation of mechanisms of aspirin resistance and a possible loss of effect of aspirin over time with chronic aspirin treatment necessitate a more…
- Trial name
- NCT00942617
- Testing
- Aspirin
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Vanderbilt University
Neoplastic Cells, Circulating
The Detection of Circulating Tumor Cells (CTCs) in Patients With Lung Cancer Undergoing Cryosurgery Combined With DC-CIK Treatment
Circulating tumor cells (CTCs) have the potential to provide a surrogate for'real-time biopsy' of tumor biological activity. Enumeration and molecular characterization of CTCs in lung cancer could play an important role in…
- Trial name
- NCT02412384
- Testing
- Flow cytometry (FCM), RT-PCR
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Fuda Cancer Hospital, Guangzhou
Leukemia, Myelodysplastic Syndromes
Evaluating Cell Damage in Patients With Acute Myeloid Leukemia, Myelodysplastic Syndromes, or Fanconi Anemia; in Patients Who Were Exposed to Alkylating Agents; and in Healthy Volunteers
RATIONALE: Studying samples of bone marrow from patients with cancer and from healthy volunteers in the laboratory may help doctors learn more about changes that occur in bone marrow stromal (connective tissue) cells.
- Trial name
- NCT00899795
- Testing
- cytogenetic analysis, fluorescence in situ hybridization, flow cytometry
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- OHSU Knight Cancer Institute
Sexual Transmitted Disease, Vaginosis, Bacterial
Impact of Internal Menstrual Protections on Immunity and Vaginal Microbiota
The availability, effectiveness, and safety of menstrual protection represent a key public health issue. However, research on women's menstrual and sexual health remains extremely limited.
- Conditions
- Sexual Transmitted Disease, Vaginosis, Bacterial, Mycosis, Urogenital Disease
- Trial name
- CUPS2 (NCT07199998)
- Testing
- Samples collection (whole blood, urine, vaginal and cervical cells)
- Where
- France
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Centre National de la Recherche Scientifique, France
Tuberculosis, HIV
Collection of Tissue Specimens in Mali, West Africa, for HIV and Tuberculosis Research
This study, conducted in Bamako, Mali (West Africa), will collect blood and sputum samples to establish normal values for laboratory test results among Malians.
- Trial name
- NCT00341042
- Where
- Mali
- Volunteers
- 253 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Chronic Myeloproliferative Disorders, Leukemia
Measuring Changes in Blood in Patients at High Risk of Cytomegalovirus Infection After Undergoing Donor Bone Marrow Transplant or Peripheral Blood Stem Cell Transplant
RATIONALE: Tests that measure certain changes in blood in patients at high risk of cytomegalovirus infection may help doctors learn more about predicting cytomegalovirus infection after donor stem cell transplant.
- Conditions
- Chronic Myeloproliferative Disorders, Leukemia, Lymphoma, Multiple Myeloma and Plasma Cell Neoplasm
- Trial name
- NCT00716911
- Testing
- ganciclovir, polymerase chain reaction, flow cytometry
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- City of Hope Medical Center
Hairy Cell Leukemia (HCL), Chronic Lymphocytic Leukemia (CLL)
Collection of Human Samples to Study Hairy Cell and Other Leukemias, and to Develop Recombinant Immunotoxins for Cancer Treatment
Background: Researchers who are studying hairy cell leukemia, and how the disease compares with other disorders, are interested in obtaining additional samples from leukemia patients and healthy volunteers.
- Conditions
- Hairy Cell Leukemia (HCL), Chronic Lymphocytic Leukemia (CLL), Non-Hodgkins Lymphoma (NHL), Cutaneous T Cell Lymphoma (CTCL)
- Trial name
- NCT01087333
- Where
- United States
- Volunteers
- 1,263 people, healthy volunteers welcome
- Sponsor
- National Cancer Institute (NCI)
Neoplastic Cells, Circulating
The Detection of CTCs in Patients With Pancreatic Cancer Undergoing Cryosurgery Combined With DC-CIK Treatment.
Circulating tumor cells (CTCs) have the potential to provide a surrogate for'real-time biopsy' of tumor biological activity. Enumeration and molecular characterization of CTCs in pancreatic cancer could play an important role in…
- Trial name
- NCT02406846
- Testing
- Flow cytometry (FCM), RT-PCR
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Fuda Cancer Hospital, Guangzhou
Sperm Capacitation
Capacitation-associated Protein Tyrosine Phosphorylation As a Possible Biomarker of Sperm Selection
Sperm undergo complex selection processes and physiological changes as they move through the female reproductive tract. Ejaculated-sperm must undergo a set of molecular and biochemical changes globally named as capacitation in…
- Trial name
- FOSFOTIR (NCT04962100)
- Testing
- Analysis of capacitation-associated tyrosine phosphorylation in human sperm by flow cytometry
- Where
- Spain
- Volunteers
- 335 people, healthy volunteers welcome
- Sponsor
- Vida Recoletas Sevilla
Immune Thrombocytopenia
The Association Between Platelet Reactivity and Bleeding Risk in Adult ITP
It seems reasonable to assume that patients who present significant bleeding symptoms may have different quality of platelets than those without bleeding.
- Trial name
- NCT03377439
- Testing
- Platelet function tests
- Where
- China
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Shandong University
Healthy
FCM Analysis GR in Steroid-Treatment Patients
Monitoring the GR with a GR-MoAb and FITC-Dex probes by FCM would be useful and convenient in determination GR before the steroid treatment in clinical, especially in steroid resistant states, in order to design more efficient…
- Trial name
- NCT00600652
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Changhai Hospital
Healthy
Flavonoid Effect on Activation and Stimulation of Thrombocytes, hsCRP and Lipid Profile
The purpose of this study is to compare the effect of dark chocolate with green tea in healthy subjects on clot formation (platelet activity) cholesterol profile and markers of inflammation in two groups.
- Trial name
- FEAST-CAL (NCT00559663)
- Testing
- Green tea, 70% dark chocolate
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- LifeBridge Health
Pregnancy Complicated by Low Implantation
Intralipid Therapy for Recurrent Implantation Failure and Recurrent Miscarriages: Is it a Hope or Myth?A Randomized Clinical Trial
Both organ-specific and systemic autoimmunity are associated with an increased prevalence of recurrent miscarriage and reproductive failure, rendering the role of the maternal immunological system in fertility a key concept.
- Trial name
- ILRIFRM (NCT01679561)
- Testing
- intralipid
- Where
- Egypt
- Volunteers
- healthy volunteers welcome
- Sponsor
- Woman's Health University Hospital, Egypt
CD55 - Cluster of Differentiation Antigen 55 Deficiency, Primary Intestinal Lymphangiectasis
Transcriptome and Metabolic Analyses of CHAPLE Disease
CHAPLE syndrome (complement hyperactivation, angiopathic thrombosis, protein losing enteropathy) is a newly discovered genetic disorder, which is caused by deleterious mutations in the CD55 gene.
- Conditions
- CD55 - Cluster of Differentiation Antigen 55 Deficiency, Primary Intestinal Lymphangiectasis, Protein-Losing Enteropathies, Complement Regulatory Factor Defect
- Trial name
- CHAPLEOMIC (NCT03950804)
- Testing
- Eculizumab Injection
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Marmara University
Non-Small Cell Lung Cancer, Chronic Obstructive Pulmonary Disease
Detection of Circulating Endothelial Progenitors Cells (EPCs) in Non-small Cell Lung Cancer (NSCLC)
Bone-marrow-derived progenitor cells (EPCS) play an important role in neovascularization and tumor growth. In lung cancer, angiogenesis is an important event in mechanisms of tumor proliferation and metastasis.
- Trial name
- CBNPC:PCE (NCT00826683)
- Testing
- Enumeration of endothelial cell progenitor in peripheral blood by flow cytometry, Endothelial cell progenitor characterization by primary cell cultures
- Where
- France
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- University Hospital, Limoges
Non-Alcoholic Fatty Liver Disease
Role of Regulatory B Cells in the Pathogenesis of Metabolic Associated Fatty Liver Disease
To evaluate the role of regulatory B cells in the pathogenesis of metabolic associated fatty liver disease patients.
- Trial name
- NCT04720560
- Testing
- regulatory B cell by flow cytometry
- Where
- Egypt
- Volunteers
- 174 people, healthy volunteers welcome
- Sponsor
- Assiut University