Clinical trials: Red Blood Cell
Healthy
Erythrocyte Omega-3 Fatty Acid Content in Elite Athletes
A suitable concentration of omega-3 fatty acids in relation to omega 6 is considered necessary for a good cell function and prevention of various inflammatory processes.
- Trial name
- O3Sport (NCT02610270)
- Testing
- 2 Gums, 3 Gums
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Centre d'Alt Rendiment
Sickle Cell Disease
Nano-rheological Biomarkers for Patients With Sickle Cell Disease (SCD) Versus Control Subjects (Other Constitutional Red Blood Cell Diseases and Healthy Subjects)
Numerous pathologies (sickle cell disease, thalassemia, spherocytosis, etc.) lead to changes in the rheological properties of the blood, in particular via alterations in the deformability of red blood cells.
- Trial name
- DREPNANO (NCT05530239)
- Testing
- Blood sample collection
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University Hospital, Grenoble
Malaria
Target Antigens Induced by Plasmodium Falciparum Sporozoite Immunization Under Chemoprophylaxis
Malaria, a disease caused by the parasite Plasmodium, is one of the world's major infectious diseases. With approximately 627.000 deaths a year, there is desperate need for an effective vaccine.
- Trial name
- BMGF1 (NCT02080026)
- Testing
- CPS-immunization, Controlled Human Malaria Infection, chloroquine
- Where
- Netherlands
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Radboud University Medical Center
Infant, Premature, Diseases
Enteral Supplementation With Docosahexaenoic Acid and Arachidonic Acid (DHA-AA) in Preterm Infants
Docosahexaenoic acid (DHA) and arachidonic acid (AA) have a critical effect on the health and neuronal development of the fetus and newborn.
- Trial name
- NCT06366893
- Testing
- DHA/AA emulsion supplement for preterm infant
- Where
- Spain
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Hospital Universitari Vall d'Hebron Research Institute
Hemorrhage, Hemodynamic Instability
Consortium for Optimized Integration of Bio-Artificial Blood Components for Adaptive Resuscitation Therapy
There is need for a whole blood analog for use when banked blood is unavailable or undesirable. In civilian trauma, hemorrhage accounts for ~ 35% of pre-hospital deaths; moreover, ~ 20% of military casualties are in hemorrhagic…
- Trial name
- CONCERT (NCT05756426)
- Testing
- Prospective
- Where
- United States
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- University of Maryland, Baltimore
Blood Coagulation, Platelet Function
Effect of Exosomes Derived From Red Blood Cell Units on Platelet Function and Blood Coagulation
This study is designed to analyze the effect exosomes derived from red blood cell units have on blood coagulation and platelet function. It is an in vitro study using healthy volunteers' blood.
- Trial name
- NCT02594345
- Testing
- in vitro study
- Where
- Germany
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Johann Wolfgang Goethe University Hospital
Head and Neck Cancer, Lymphoma
SUper-Resolution Ultrasound Imaging of Erythrocytes (SURE) in Normal and Malignant Lymph Nodes
The goal of this observational study is to visualize the small vessels in normal and cancerous lymph nodes on the neck with a new ultrasound technique.
- Conditions
- Head and Neck Cancer, Lymphoma, Lymph Node Metastasis
- Trial name
- NCT05754814
- Testing
- Malignant lymph nodes
- Where
- 2 sites in Denmark
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Iron Deficiency
Relative Contributions of Red Cell Catabolism and Dietary Absorption to Fetal Iron Accretion During Pregnancy
The two specific aims of this study are 1) to assess the relative contributions of two major maternal iron sources (i.e. dietary iron intake and red cell catabolism) at supplying iron to the fetus, and 2) to determine the impact…
- Trial name
- NCT01588665
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Cornell University
Overweight
Orlistat Induced Modulation on the Fatty Acid Composition in Obese Females
Orlistat is a popular drug approved for long-term use which produces weight loss by inhibiting triglycerides, main components of fats in the diet and reducing dietary fat absorption by up to 30%.
- Trial name
- NCT01414465
- Testing
- Orlistat
- Where
- Brazil
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- University of Campinas, Brazil
Pregnant Women
Comparison of The Effect of 5-MTHF and Folic Acid Supplementation in Increasing Red Blood Cell Folate in Pregnant Women
This randomized controlled trial aims to compare the efficacy of 5-methyltetrahydrofolate (5-MTHF) and folic acid supplementation in increasing red blood cell (RBC) folate levels in pregnant women.
- Trial name
- NCT06935630
- Testing
- Folic Acid, 5-MTHF (5-methyltetrahydrofolate)
- Where
- Indonesia
- Volunteers
- 96 people, healthy volunteers welcome
- Sponsor
- Dr. Soetomo General Hospital
Whole Blood Donations and Leukoreduction
Clinical Investigation to Evaluate the Hemanext® Red Blood Cell Processing System for Extended Storage of Leukoreduced Red Blood Cells
The primary goal of Hemanext Inc. is to improve the safety and efficacy of transfusion therapy through novel storage methods potentially improving their quality across the storage cycle.
- Trial name
- NCT04418934
- Testing
- Hemanext One
- Where
- 2 sites in United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Hemanext
Coronary Artery Disease, Endothelial NO-synthase
Regulation and Signaling of Red Blood Cell (RBC) Endothelial Nitric Oxide Synthase (eNOS) in Patients With Stable and Unstable Coronary Artery Disease
The aim of this study is measurement of expression and activity of RBC eNOS in different clinical cohorts of patients with coronary artery disease and acute coronary syndrome and to investigate the importance of the NO-stimulated…
- Trial name
- NCT02265016
- Where
- Germany
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Heinrich-Heine University, Duesseldorf
Hereditary Spherocytosis
Hereditary Spherocytosis and Vascular Function
Background : Patients with hereditary spherocytosis (HS) are characterized by increased red blood cell (RBC) fragility and a loss of RBC deformability.
- Trial name
- VASCUSPHERO (NCT04451785)
- Testing
- blood sample, Pulse wave velocity
- Where
- 2 sites in France
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Hospices Civils de Lyon
Hypoxia, Confinement
Intravascular Volumes in Hypoxia During Antarctic Confinement
This study evaluates the effect of hypoxia on blood volumes during Antarctic winter-over confinement. Half of the participants will be evaluated during sea-level winter-over confinement, while the other half will be examined…
- Trial name
- ANTARCV (NCT04106401)
- Testing
- carbon-monoxide rebreathing, venous blood sampling, physical activity monitoring
- Where
- France
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Ecole Nationale des Sports de Montagne
Malaria
Immunization of Human Volunteers With P. Vivax Irradiated Sporozoites
It is possible to safely protect human volunteers immunized with P. vivax irradiated sporozoites from P. vivax challenge with live sporozoites.
- Trial name
- SPZ-Irrad (NCT01082341)
- Testing
- Immunization with P. vivax irradiated sporozoites
- Where
- Colombia
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Malaria Vaccine and Drug Development Center
Iron, Abnormal Blood Level, Other Abnormal Blood Chemistry
Fresh Versus Old Red Blood Cells for Transfusion
Packed red blood cell units destined for transfusion can be stored for up to 42 days prior to transfusion based on Food and Drug Administration (FDA) guidelines.
- Trial name
- NCT01319552
- Testing
- Fresh transfusion, Old transfusion
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Columbia University
Skeletal Muscle Blood Flow
Muscle Blood Flow During Exercise
Physical exercise triggers various physiological responses including a marked increase in muscle blood flow and oxygen delivery in order to support muscle activity. How muscle blood flow is controlled is currently unclear.
- Trial name
- NCT02070848
- Testing
- Session 1-4, Session 4, Session 5
- Where
- France
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University Hospital, Strasbourg, France
Infant, Newborn, Infant, Low Birth Weight
The Effects of Erythropoietin (EPO) on the Transfusion Requirements of Very Low Birth Weight Infants
This study tested the safety and efficacy of transfusing erythropoietin (Epo) and iron in infants of <1,250g birth weight. For infants 401-1,000g birth weight, we tested whether early erythropoietin (Epo) and iron therapy would…
- Conditions
- Infant, Newborn, Infant, Low Birth Weight, Infant, Small for Gestational Age, Infant, Premature
- Trial name
- EPO (NCT01203514)
- Testing
- Erythropoietin
- Where
- 9 sites in United States
- Volunteers
- 318 people, healthy volunteers welcome
- Sponsor
- NICHD Neonatal Research Network
Contraception
Study of Treatment With the Combination of Drospirenone Plus Ethinyl Estradiol Plus Levomefolate Calcium in Mexican Women Seeking Contraception
The objective of this study is to compare the red blood cell (RBC) and plasma concentrations of folate in subjects treated with drospirenone (DRSP)/ethinyl estradiol (EE) plus levomefolate calcium (L-5-MTHF) at 24 weeks with…
- Trial name
- NCT01902264
- Testing
- EE20/DRSP/L-5-MTHF (Beyaz, BAY98-7071)
- Where
- Mexico
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Bayer
Healthy Volunteers, Markers of Cardiovascular Risk
Efficacy Study of Stearidonic Acid (SDA) Soybean Oil-containing Foods on Red Blood Cell Fatty Acid Content
The purpose of this clinical trial is to evaluate whether the omega-3 fatty acid stearidonic acid (SDA), when used as a food ingredient, increases the level of the long-chain omega-3 fatty acid eicosapentaenoic acid (EPA) in red…
- Trial name
- NCT01369550
- Testing
- SDA soybean oil-containing foods, High-oleic sunflower oil containing foods, Eicosapentaenoic acid
- Where
- 2 sites in United States
- Volunteers
- 127 people, healthy volunteers welcome
- Sponsor
- Monsanto Company, LLC