Clinical trials: sponsored by National Heart, Lung, and Blood Institute (NHLBI)
Ventricular Arrhythmia
VINTAGE (Ventricular Intramyocardial Navigation for Tachycardia Ablation Guided by Electrograms) Using Commercial Off-The-Shelf (COTS) Catheters
Background: Ventricular arrhythmia is an abnormal pulse rhythm that starts in the lower part of the heart (ventricles). Treatment includes ablation; ablation uses heat to destroy small portions of the heart that are causing short…
- Trial name
- NCT06940752
- Testing
- VINTAGE (Ventricular Intramyocardial Navigation for Tachycardia Ablation Guided by Electrograms)
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Lipid Metabolism Disorders
Plasma Lipids-Dependent Vitamin E Metabolism During Dynamic Hyperlipidemia
Background: Obesity is known to lead to diseases such as diabetes and high cholesterol (or fats) in the blood (hyperlipidemia). But no one knows why.
- Trial name
- NCT07715890
- Testing
- High fat liquid shake
- Where
- United States
- Volunteers
- 48 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Graft-Versus-Host Disease, Graft-versus-leukemia
Improved Methods of Cell Selection for Bone Marrow Transplant Alternatives
Bone marrow transplants (BMT) are one form of treatment for disorders of the blood, including leukemia. However, because the procedure is often associated with potentially life-threatening reactions, it is usually reserved for…
- Conditions
- Graft-Versus-Host Disease, Graft-versus-leukemia, Donor Apheresis
- Trial name
- NCT00001529
- Testing
- G-CSF
- Where
- United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Ventricular Arrhythmia
EDEN Intracardiac Electrogram Recording and Classifying System
Background: Heart surgeons use electrocardiogram (ECG) machines to record electrical signals from the heart during procedures. Normal ECG machines connect only to the skin.
- Trial name
- NCT07137455
- Testing
- EDEN Intracardiac Electrogram Recording and Classifying System
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Hypertrophic Cardiomyopathy, Left Ventricular Outflow Obstruction
NHLBI SESAME (SEptal Scoring Along Midline Endocardium) Multi-Center Prospective Study Using Improvised Off-Label Devices
This is an early study of a catheter-based minimally invasive procedure called SESAME to slice thick heart muscle as described below.
- Conditions
- Hypertrophic Cardiomyopathy, Left Ventricular Outflow Obstruction, Systolic Anterior Motion
- Trial name
- NCT07806149
- Testing
- SESAME Procedure
- Where
- 8 sites in United States
- Volunteers
- 200 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Fatty Acids, Omega-3, Fish Oils
Metabolic Impact of VLCPUFA-Rich Fish Oil: A Clinical Study on Omega-3 Index Enhancement in Healthy Individuals
Background: Fish oils contain omega-3 fatty acids that play important roles in the body. Researchers are studying a new type of fish oil that contains very-long-chain omega-3 fatty acids (VLCPUFAs).
- Trial name
- NCT07882160
- Testing
- VLCPUFA-rich fish oil, DHA-rich fish oil
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Lung Transplantation
Syk Inhibition in MItigating Lung Allograft Rejection (SIMILAR): A Trial to Evaluate the Safety and Tolerability of Fostamatinib in Lung Transplant Patients With Donor-Specific Antibodies
Background: People who have lung transplants often survive 6 or 7 years. But some people develop donor-specific antibodies (DSA) after their transplants; antibodies are proteins that attack foreign invaders in the body.
- Trial name
- NCT06948097
- Testing
- fostamatinib
- Where
- 4 sites in United States
- Volunteers
- 30 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Heart Failure
Multi-Scale Analysis of Phenotypes in Heart Failure (MAP-HEART)
Background: More than 6.5 million people in the United States live with heart failure (HF), and more than a million new cases are diagnosed each year.
- Trial name
- NCT06280820
- Where
- 2 sites in United States
- Volunteers
- 2,000 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Chronic Lymphocytic Leukemia, Small Lymphocytic Leukemia
Nemtabrutinib for Chronic Lymphocytic Leukemia (CLL)/Small Lymphocytic Leukemia (SLL) Refractory to Covalent Bruton Tyrosine Kinase Inhibitor or Pirtobrutinib and Previously Treated With a BCL2 Inhibitor
Background: Chronic lymphocytic leukemia (CLL)/small lymphocytic leukemia (SLL) are diseases in which the body makes too many white blood cells that do not work properly.
- Trial name
- NCT07796373
- Testing
- Nemtabrutinib
- Where
- United States
- Volunteers
- 32 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Waldenstrom Macroglobulinemia, Lymphoplasmacytic Lymphoma
Natural History Study of Monoclonal B Cell Lymphocytosis (MBL), Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma (CLL/SLL), Lymphoplasmacytic Lymphoma (LPL)/Waldenstrom Macroglobulinemia (WM), and Splenic Marginal Zone Lymphoma (SMZL)
Background The development of new technologies now allow scientists to investigate the molecular basis and clinical manifestations of monoclonal B cell lymphocytosis (MBL), chronic lymphocytic leukemia(CLL)/small lymphocytic…
- Conditions
- Waldenstrom Macroglobulinemia, Lymphoplasmacytic Lymphoma, Monoclonal B-Cell Lymphocytosis, Small Lymphocytic Lymphoma
- Trial name
- NCT00923507
- Where
- United States
- Volunteers
- 1,000 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Sickle Cell Disease, Hemolytic Anemia
Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of Long-term Mitapivat Dosing in Subjects With Stable Sickle Cell Disease: An Extension of a Phase I Pilot Study of Mitapivat
Background: Sickle cell disease (SCD) is a disorder that causes episodes of acute pain and progressive organ damage. Ways to manage SCD have evolved slowly. Treatments do not always work.
- Trial name
- NCT04610866
- Testing
- Mitapivat
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Waldenstrom Macroglobulinemia
Epcoritamab as Consolidative Therapy for Waldenstr(SqrRoot)(Delta)m Macroglobulinemia (WM) Treated With a Bruton Tyrosine Kinase Inhibitor (BTKi)
Background: Waldenstrom macroglobulinemia (WM) is a type of blood cancer. It causes the blood to get thicker, which slows circulation and makes it harder to carry oxygen and other substances around the body.
- Trial name
- NCT07882173
- Testing
- epcoritamab
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Structural Heart Disease
NHLBI-Emory Advanced Cardiac CT Reconstruction
Background: Doctors use computed tomography (CT) to get detailed pictures of the heart. CT uses x-rays to gather raw data. Computers assemble this data to make the images doctors look at.
- Trial name
- NCT05372627
- Where
- 2 sites in United States
- Volunteers
- 1,000 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Vascular Dysfunction, Genetic Mutations
Vascular Disease Discovery Protocol
Background: Some genetic diseases put increase the risk of heart and blood diseases, which are the number one cause of death and disability in the U.S. Researchers want to study diseases of the heart and/or blood vessels.
- Conditions
- Vascular Dysfunction, Genetic Mutations, Genetic Predisposition
- Trial name
- NCT03538639
- Where
- United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Obesity
Tailoring Mobile Health Technology to Reduce Obesity and Improve Cardiovascular Health in Resource-Limited Neighborhood Environments
Background Obesity and physical inactivity contribute substantially to cardiovascular disease risk, diabetes, hypertension, and dyslipidemia.
- Trial name
- NCT03288207
- Testing
- AMRA(r) Researcher Image reconstruction software, MRI: radiofrequency coils (Device Manufacturer: Siemens Medical Solutions USA, Inc.), MRI: Research pulse sequences (Device Manufacturer: NIH)
- Where
- United States
- Volunteers
- 325 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Severe Aplastic Anemia, MDS (Myelodysplastic Syndrome)
Allogeneic Hematopoietic Stem Cell Transplantation for Severe Aplastic Anemia and Other Bone Marrow Failure Syndromes Using G-CSF Mobilized CD34+ Selected Hematopoietic Precursor Cells Co-Infused With a Reduced Dose of Non-Mobilized Donor T-cells
Background: Stem cell transplants from related donors (allogenic stem cell transplants) can be used to treat individuals with certain kinds of severe blood diseases or cancers, such as severe anemia.
- Trial name
- NCT01174108
- Testing
- Miltenyi CD34 Reagent System, Donor derived G-CSF mobilized PBC
- Where
- 2 sites in United States
- Volunteers
- 120 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Hematologic Disease and Disorders, Donors
Screening for Hematology Branch Protocols
This study allows the evaluation of subjects in order to determine their ability to safely participate in other active research studies.
- Conditions
- Hematologic Disease and Disorders, Donors, Healthy Volunteer
- Trial name
- NCT00001620
- Where
- United States
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Bronchiectasis, Cystic Fibrosis
Natural History of Bronchiectasis
Bronchiectasis is a chronic inflammatory and muco-obstructive condition that results in abnormal dilation of the airways, decline in lung function, frequent exacerbations, and chronic respiratory tract infections.
- Conditions
- Bronchiectasis, Cystic Fibrosis, Autoimmune Disease, Common Variable Immunodeficiency
- Trial name
- NCT00943514
- Where
- United States
- Volunteers
- 900 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Healthy Volunteers
Collection and Analysis of Blood, Bone Marrow, and Buccal Mucosa Samples From Healthy Volunteers
The Hematology Branch of the National Heart, Lung, and Blood Institute is doing a variety of laboratory research experiments that require blood and tissue samples from healthy volunteers.
- Trial name
- NCT00442195
- Where
- United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Hypercholesterolemia, Atherosclerosis
Causes and Natural History of Dyslipidemias
This study will evaluate people with dyslipidemias - disorders that affect the fat content in the blood. Fats, or lipids, such as cholesterol and triglycerides, are carried in the blood in particles called lipoproteins.
- Trial name
- NCT00353782
- Where
- United States
- Volunteers
- 2,000 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
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