Clinical trials: Erythrocyte Disorder
Cholestasis, Red Cell Membrane and Enzyme Abnormalities
Osmotic Fragility in Red Blood Cells of Pediatric Patients With Cholestatic Liver Disease
Objective: The investigators propose to perform ektacytometry on 20 pediatric patients over age one with cholestatic liver diseases and a direct bilirubin level of greater than 2 gm/dl.
- Trial name
- NCT05582447
- Testing
- ektacytometry of red blood cells
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Anemia, Chronic Kidney Disease
Safety and Pharmacokinetics of Single Intravenous Doses of Peginesatide in Healthy Volunteers
The purpose of this study is to evaluate the safety, pharmacokinetics (PK), and minimum pharmacologically active dose of peginesatide in Healthy Volunteers.
- Conditions
- Anemia, Chronic Kidney Disease, Chronic Renal Failure, Cancer
- Trial name
- NCT00097747
- Testing
- peginesatide
- Where
- United Kingdom
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Affymax
G6PD Deficiency
Effect of G6PD Deficiency on Red Blood Cell Storage
The proposed study will determine whether G6PD-deficient RBCs store differently than normal RBCs under standard blood banking conditions.
- Trial name
- NCT04081272
- Testing
- Sodium Chromate Cr51
- Where
- 2 sites in United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Columbia University
Healthy Volunteer Red Blood Cell Labeling Study; Not Disease Focused
Comparative Analysis of Biotinylated, Irradiated and 51-Chromium Radiolabeled Red Blood Cells for Analysis of Recovery and Survival After Autologous Transfusion
This research is being done to compare the red blood circulation survival in healthy adult volunteers between the 51 chromium (51Cr) red blood cell (RBC) labeling method and the Biotin (BioRBC) red blood cell (RBC) labeling…
- Trial name
- NCT07446647
- Testing
- Biotinylated Red Blood Cells (BioRBC), Irradiated Biotinylated Red Blood Cells (Irradiated BioRBC), 51 Chromium Labeled Red Blood Cells (51Cr RBC)
- Where
- 2 sites in United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Jose Cancelas
Anemia
Safety Study of ECO Conversion System For Red Blood Cells.
The purpose of this study is to demonstrate that small amounts of a person's own red cells, when treated with an enzyme to make A-ECO Red Blood Cells, can be safely re-infused, repeatedly.
- Trial name
- NCT00261274
- Testing
- A-ECO, Saline
- Where
- 6 sites in United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Velico Medical
Thalassemic Syndromes
Evaluation of the Free α-hemoglobin Pool in the Red Blood Cells : Prognostic Marker and Severity Index in Thalassemic Syndromes
Our project aims to assess and validate an innovative prognostic and diagnostic test in order to i) define a severity index of the β-thalassemia according to the free α-Hb pool for a better management of the patient; ii)…
- Trial name
- ALPHAPOOL (NCT02855957)
- Testing
- Free α-Hb pool analysis
- Where
- France
- Volunteers
- 135 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Coagulation
Biochemical Alterations of Stored Erythrocyte Membranes
The investigators will define procoagulant properties of packed red blood cells and investigate whether packed red blood cells from certain donor populations are prone to induce procoagulant states.
- Trial name
- NCT02639780
- Testing
- protein expression pattern of packed red blood cells
- Where
- Austria
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Beta Thalassemia Major
Iron Accumulation in Erythrocytes in Patients
Thalassemia refers to a group of blood disorders characterized by a decrease or absence of the synthesis of one or more normal globin chains.
- Trial name
- NCT07486531
- Where
- Turkey (Türkiye)
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Ankara City Hospital Bilkent
Malaria
Trial for Malaria Vaccine Candidate, PfPEBS (P. Falciparum Pre-Erythrocytic and Blood Stage)
This study intends to test the hypothesis that the malaria antigen PfPEBS, manufactured as a synthetic protein and adjuvanted with aluminium hydroxide will be well-tolerated and immunogenic (Phase 1), functionally active against…
- Trial name
- PEBS-POC1 (NCT01605786)
- Testing
- Lyophilised PEBS synthetic protein (PfPEBS), Rehydragel™ HPA
- Where
- Switzerland
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Vac4All
Retinal Disease
Erythrocyte Ghost Mediated Retinal Diagnosis
Instead of the usual procedure of injecting ICG dye directly into an arm vein, now the dye can be placed inside of RBCs. When a small volume of the RBC's with the dye is injected into a person's arm, the individual RBCs can be…
- Trial name
- EGMRetinalDx (NCT02445001)
- Testing
- ICG loaded erythrocytes
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Northwell Health
Congenital Adrenal Hyperplasia, Familial Hyperinsulinemic Hypoglycemia 1
Baby Detect : Genomic Newborn Screening
Newborn screening (NBS) is a global initiative of systematic testing at birth to identify babies with pre-defined severe but treatable conditions.
- Conditions
- Congenital Adrenal Hyperplasia, Familial Hyperinsulinemic Hypoglycemia 1, Phosphoglucomutase 1 Deficiency, Maturity Onset Diabetes of the Young
- Trial name
- BabyDetect (NCT05687474)
- Where
- Belgium
- Volunteers
- 6,824 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Liege
Glanzmann Thrombasthenia
The Genetics and Functional Basis of Inherited Platelet, White Blood Cell, Red Blood Cell, and Blood Clotting Disorders.
Blood contains red blood cells, white blood cells, and platelets, as well as a fluid portion termed plasma. We primarily study blood platelets, but sometimes we also analyze the blood of patients with red blood cell disorders…
- Trial name
- NCT00230165
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Rockefeller University
Diabetes Mellitus, Impaired Fasting Glucose
Effect of Red Blood Cell Survival on a Commonly Used Diabetes Lab Test-HbA1c
Prevention of complications in veterans with diabetes depends heavily on assessment of blood glucose and HbA1c. The HbA1c is a blood test that measures the exposure of hemoglobin (Hb) to a person's average blood glucose over the…
- Conditions
- Diabetes Mellitus, Impaired Fasting Glucose, Prediabetes
- Trial name
- NCT01204216
- Testing
- re-infusion of biotin labeled cells, Diabetes education/diabetes medication adjustment
- Where
- United States
- Volunteers
- 3 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Type 2 Diabetes
Relationship Between Red Cell Distribution Width (RDW) and HbA1C in Patients With Type 2 Diabetes Mellitus After Glycemic Control
Diabetes mellitus (DM) is an epidemic disease, with approximately 463 million persons diagnosed with it. Of those, 90% are patients with type 2 DM (T2DM).
- Trial name
- NCT06067399
- Testing
- Glycated hemoglobin (HbA1C), RDW, Lipid profile
- Where
- Egypt
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- New Valley University
Anemia, Iron Deficiencies
A Study to Investigate the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of CTX001 in Healthy Adults.
This study is testing CTX001 for certain conditions where the body does not have enough available iron or has difficulty storing or moving iron properly.
- Conditions
- Anemia, Iron Deficiencies, Chronic Kidney Disease
- Trial name
- NCT07577817
- Testing
- CTX001 With and Without Iron, CTX001 With Iron, CTX001 Multiple Dose
- Where
- Australia
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Cajal Therapeutics Inc.
Red Blood Cells, Preterm
Blood Transfusions in Preterm Infants
A cross sectional study to assess the effect of blood transfusions on the outcome of preterm infants
- Trial name
- NCT05331235
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Kasr El Aini Hospital
Sickle Cell Disease, Vaso-occlusive Crisis
Study of Erythrocyte Parameters and Hypercoagulability in Sickle Cell Disease (SCD-TGA)
Sickle cell disease (SCD) is an inherited haemoglobinopathy disorder caused by mutations in HBB gene with amino-acid substitution on β globin chain.
- Trial name
- SCD-TGA (NCT05376046)
- Testing
- Erythrocytic parameters and thrombin generation assay measurement
- Where
- France
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- BILLOIR
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
Cystic Fibrosis
Effects of 5-Methyltetrahydrofolate and Vitamin B12 Supplemetation on Red Cell Membrane in Children With Cystic Fibrosis
The purpose of this study is to determine whether 5 - methyltetrahydrofolate and vitamin B12 supplementation can ameliorate cell plasma membrane features in pediatric patients with cystic fibrosis
- Trial name
- NCT00730509
- Testing
- 5-methyltetrahydrofolate and vitamin B12
- Where
- Italy
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Universita di Verona
Pulmonary Disease, Chronic Obstructive
Erythrocytes Membrane Stability in COPD Patients in Long-Term Home Oxygen Therapy
Chronic Obstructive Pulmonary Disease (COPD) patients in Long-Term Home Oxygen Therapy (LTOT) have a reduction in airflow that is not totally reversible.
- Trial name
- NCT02732444
- Where
- Brazil
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Federal University of Uberlandia