Clinical trials: Blood Platelets
Prehypertension, Healthy
Effects and Mechanisms of Melatonin on Blood Pressure, Insulin Resistance, and Platelets
The investigators will be studying the effect of melatonin on blood pressure, insulin resistance, and platelets, along with possible reasons for how melatonin cases these effects.
- Trial name
- NCT03178396
- Testing
- melatonin
- Where
- United States
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Thomas Jefferson University
Fasting, Non-alcoholic Fatty Liver Disease (NAFLD)
Regulation of FGF21 by Nutritional Challenges
The purpose of this study is to examine how acute nutritional challenges affect levels of several proteins involved in metabolism. These proteins will be measured in blood and fat tissue. This study will have several aims.
- Trial name
- NCT00968747
- Testing
- Fasting, Diet, oral carbohydrate challenge
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Beth Israel Deaconess Medical Center
Liver Transplant, Hemorrhage, Surgical
Platelet Count and Function After Usage of Two Different Cell Saver Devices During Liver Transplant Surgery
Intraoperative cell salvage is commonly used in surgeries that carry a major hemorrhagic risk to reduce the administration of allogeneic red blood cells and thus improve the outcome for the patient.
- Trial name
- PLFLTS (NCT06357455)
- Testing
- Cell Salvage Autotransfusion: SAME™ device, Cell Salvage Autotransfusion: Autolog™ device
- Where
- Switzerland
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Eduardo Schiffer
Immune Thrombocytopenic Purpura (ITP)
Safety and Tolerability of M254 in Healthy Volunteers and Immune Thrombocytopenic Purpura (ITP) Patients
The purpose of this study is to assess safety, tolerability, pharmacokinetics, and pharmacodynamics of M254 after administration of a single ascending dose and repeat doses in healthy volunteers and immune thrombocytopenic…
- Trial name
- NCT03866577
- Testing
- Biological: M254, Intravenous immunoglobulin (IVIg)
- Where
- 28 sites in United States, Belgium and 5 more
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Momenta Pharmaceuticals, Inc.
Drug Resistance
Danish Aspirin Resistance Trial - Pilot Study
Despite treatment with aspirin a large number of patients suffer a myocardial infarction. It has been speculated that these patients might be "resistant" to aspirin, and studies have indicated that this phenomenon is related to a…
- Trial name
- NCT00389129
- Testing
- acetylsalicylic acid
- Where
- Denmark
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Idiopathic Thrombocytopenic Purpura
Triple Therapy in Patients With Idiopathic Thrombocytopenic Purpura : What is Behind?
Idiopathic thrombocytopenic purpura (ITP) is a benign hematological disorder characterized by isolated thrombocytopenia. Development of antiplatelet autoantibodies is the main pathogenetic mechanism in patients with ITP.
- Trial name
- NCT04128358
- Testing
- Serological assay for blood born viral hepatitis, Quantitative microbiological test for HCV
- Where
- Egypt
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Assiut University
Lung Cancer
Analysis of P-Selectin Expression on Platelets of Blood From Lung Cancer Patients
Purpose: Selectins are vascular cell adhesion molecules involved in adhesive interactions of leukocytes and platelets and endothelium within the blood circulation.
- Trial name
- NCT02758678
- Testing
- A single 2 ml heparinised peripheral blood sample
- Where
- Poland
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Science and Technology Park, Center of Innovation Technologies for Human Health
Chemotherapy-induced Thrombocytopenia, Immune Thrombocytopenic Purpura
A Study of PN20 in Healthy Adult Volunteers
The main aim of this clinical trial is to assess the safety of PN20 in healthy volunteers aged 18 to 50 years. The main questions it aims to answer are: Is PN20 safe in adult? Researchers will compare PN20 to a placebo (a…
- Trial name
- NCT06523088
- Testing
- PN20
- Where
- China
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Chongqing Peg-Bio Biopharm Co., Ltd.
Spinal Muscular Atrophy, Fragile X Syndrome
Early Check: Expanded Screening in Newborns
Early Check provides voluntary screening of newborns for a selected panel of conditions. The study has three main objectives: 1) develop and implement an approach to identify affected infants, 2) address the impact on infants and…
- Conditions
- Spinal Muscular Atrophy, Fragile X Syndrome, Fragile X - Premutation, Duchenne Muscular Dystrophy
- Trial name
- NCT03655223
- Testing
- Confirmatory Testing
- Where
- United States
- Volunteers
- 30,000 people, healthy volunteers welcome
- Sponsor
- RTI International
Platelet Cryopreservation, Platelet Survival
STUDY OF SURVIVAL AND FUNCTIONALITY IN CRYOPRESERVED PLATELETS
Platelets correspond to one of the most widely used blood components in transfusion medicine, given their importance in the prevention of bleeding disorders in patients with multifactorial thrombocytopenia and non-immunological…
- Trial name
- NCT04754841
- Testing
- platelet cryopreservation
- Where
- 2 sites in Argentina
- Volunteers
- 281 people, healthy volunteers welcome
- Sponsor
- HOSPITAL BRITANICO DE BUENOS AIRES
Essential Thrombocythemia (ET), Myelofibrosis (MF)
Unraveling the Role of Extracellular Vesicles-driven Senescence in Myeloproliferative Neoplasms
In this study the aim is to investigate the pathogenetic role of extracellular vesicles and senescence in Myeloproliferative Neoplasms.
- Conditions
- Essential Thrombocythemia (ET), Myelofibrosis (MF), Polycythemia Vera (PV)
- Trial name
- NCT06798805
- Where
- 5 sites in Italy
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- IRCCS Azienda Ospedaliero-Universitaria di Bologna
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
Thrombopenia
Research for Plasma Biomarkers Associated With Fatigue in Thrombocytopenic Patients
Thrombocytopenia is a clinical problem defined by a platelet count lower than 150×10⁹/L. It can be linked to various pathologies of central origin, such as decreased platelet production in the bone marrow, or peripheral origin…
- Trial name
- FAGPLAQ (NCT06979765)
- Testing
- blood sampling, self-administrated questionaires
- Where
- France
- Volunteers
- 280 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Thrombocytopaenia
Eltrombopag/Boceprevir and Eltrombopag/Telaprevir Drug-Drug Interaction Study In Healthy Adult Subjects
The purpose of the current Phase I, open-label, three-period, single sequence, crossover study, TPL116010, is to evaluate the potential drug-drug interaction between eltrombopag (ELT) and bocrprevir (BCP) and between ELT and…
- Trial name
- NCT01657552
- Testing
- Eltrombopag, Boceprevir, Telaprevir
- Where
- United States
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Healthy
Mechanism of Dipyridamole Action in Platelets: in Vivo Study With Healthy Volunteers
Investigation of the mechanism of dipyridamole action in platelets in an in-vivo study with healthy volunteers treated Aggrenox in comparison with volunteers treated with Persantin Retard or Acetylsalicylic Acid using platelet…
- Trial name
- NCT02226926
- Testing
- Aggrenox, Persantin Retard, Acetylsalicylic acid
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
Anti-neutrophil Cytoplasmic Antibody-associated Vasculitis
A Study in Healthy Volunteers to Evaluate the Drug-Drug Interaction Potential of CCX168 With Concomitant Medications
The primary objective of this study will be to evaluate the drug-drug interaction potential of CCX168 with concomitant medications, as either a perpetrator or a victim, following oral administration of CCX168 to healthy…
- Trial name
- NCT06004947
- Testing
- CCX168, Midazolam, Celecoxib
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Amgen
Healthy Volunteers
Evaluation of Trima Version 7.0 Platelets in 100% Plasma
To verify that platelets collected on the Trima Accel system with Version 7.0 software enhancements and stored in 100% plasma meet the FDA requirements for leukoreduction (< 5.0 × 10^6 residual white blood cells [WBC] per…
- Trial name
- NCT02754492
- Testing
- Trima Accel System with Version 7.0 Software
- Where
- 7 sites in United States
- Volunteers
- 334 people, healthy volunteers welcome
- Sponsor
- Terumo BCT
Metabolism of Clopidogrel
Clopidogrel Pharmacogenetics (PGX) Bench to Bedside
Clopidogrel (also known as Plavix) is used commonly in patients to prevent heart attacks and conditions caused by blood clots. Although clopidogrel works in many individuals, some people do not respond as well to this drug.
- Trial name
- PGXB2B (NCT01341600)
- Testing
- Clopidogrel, Omeprazole/Clopidogrel
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University of Maryland, Baltimore
Polycythemia Vera, Essential Thrombocythemia
Myeloproliferative Neoplasms: an In-depth Case-control Study
There is a paucity of data on the aetiology of myeloproliferative neoplasms (MPNs). The investigators conducted a systematic review of the literature which identified several cohort and case-control studies that have investigated…
- Conditions
- Polycythemia Vera, Essential Thrombocythemia, Primary Myelofibrosis
- Trial name
- MOSAICC (NCT01831635)
- Testing
- Methodological pens, Methodological compensation, Methodological trolley tokens
- Where
- 3 sites in United Kingdom
- Volunteers
- 234 people, healthy volunteers welcome
- Sponsor
- Queen's University, Belfast
Peripheral Arterial Disease
Platelets Induced Vasodilation, in Vitro and in Vivo Study
The aim of the study is to show the implication of platelets in vasodilation using in vivo and in vitro analysis and to compare the effects of placebo, aspirin and Clopidogrel in this interaction platelets/vessels.
- Trial name
- NCT00152646
- Where
- France
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- University Hospital, Angers