Beta-thalassemia HBB/LCRB

This early-stage trial tests a gene-editing treatment for people with severe sickle cell disease or beta-thalassemia. The approach uses the patient's own blood stem cells, which are edited to boost fetal hemoglobin—a healthy type that can replace the defective hemoglobin. Up to 1…

This phase 2 trial tests a stem cell transplant from a donor for people with high-risk sickle cell disease, thalassemia, and other red blood cell disorders. Participants receive drugs and low-dose radiation before the transplant to help the new cells take hold. The study will tra…

This study is testing a stem cell transplant from half-matched (haploidentical) donors for people with sickle cell disease or beta-thalassemia. Before the transplant, patients receive drugs to lower their immune system, which may reduce the risk of serious side effects like graft…

This study is testing a drug called luspatercept in adults with a severe blood disorder called beta-thalassemia who need regular blood transfusions. The goal is to see if the drug can reduce how many transfusions they need and improve their hemoglobin levels. Researchers will fol…

This study tests a bone marrow transplant from a family donor for children under 21 with severe non-cancer blood disorders like sickle cell disease, bone marrow failure, or immune problems. The goal is to see if the transplant can replace the diseased cells with healthy donor cel…

This study tests whether testicular tissue frozen before puberty can be transplanted back into adult men to restore sperm production. Five men who had fertility-threatening treatments as children will receive their own preserved tissue. The goal is to see if sperm can be found in…

This study tests a new gene therapy for adults with transfusion-dependent beta-thalassemia, a severe blood disorder. Doctors take the patient's own blood stem cells, add a healthy gene to make normal hemoglobin, and return the cells. The goal is to reduce or stop the need for reg…

This study is checking whether unlicensed cord blood units are safe to use for stem cell transplants in children and adults with blood disorders. Researchers will closely watch for any infusion-related problems. The goal is to see if these units can be a safe option for patients …

This study tests whether the drug lusutrombopag can help restore platelet levels faster in patients who have had a stem cell transplant for blood disorders. About 45 adults will receive the drug after transplant, and doctors will check platelet counts at 21 days. The goal is to i…

This study tests a one-time treatment called CTX001, which uses CRISPR gene editing to modify a patient's own stem cells to produce more fetal hemoglobin. The goal is to reduce or eliminate the need for blood transfusions in people with transfusion-dependent beta-thalassemia or s…

This phase 2 trial tests a combination of three chemotherapy drugs (treosulfan, fludarabine, thiotepa) plus an immune-suppressing antibody before a donor stem cell transplant in up to 40 people under 50 with non-cancerous blood disorders. The goal is to see if this milder conditi…

This expanded access program offers a stem cell transplant using donor cells that have been specially processed to remove certain immune cells, reducing the risk of graft-versus-host disease. It is for patients with serious blood disorders, immune deficiencies, or metabolic disea…

This study looks at growth problems in children with thalassemia, a blood disorder. Researchers will test a program that includes health education, nutrition plans, exercise, and support to help kids grow better. The goal is to improve height, weight, and overall well-being in 36…

This Phase 2 trial tests whether adding low-dose thalidomide to luspatercept can reduce the number of blood transfusions needed by adults with transfusion-dependent β-thalassemia. 78 participants will be randomly assigned to receive either the combination or luspatercept alone fo…

This study is for adults with blood disorders who are getting a stem cell transplant from a matched donor. Researchers want to see if giving a special potato starch along with a drug that lowers iron (deferasirox) can help prevent serious complications like graft-versus-host dise…

This trial tests an oral drug called SP-420 in about 90 adults with transfusion-dependent β-thalassemia or low-risk myelodysplastic syndromes (MDS). The goal is to see how well SP-420 removes excess iron from the liver and other organs, and whether it is safe. Participants take t…

This early study tests a new type of stem cell transplant called 'super transplant' for children aged 7-12 with severe thalassemia. Unlike standard transplants, this one does not require chemotherapy beforehand and aims to avoid graft-versus-host disease. Only 5 participants will…

This early-stage study tests a new drug called APG-5918 in healthy volunteers and people with anemia (low red blood cells). The main goal is to check safety and how the body handles the drug, while also seeing if it can raise hemoglobin levels. About 105 participants will take pa…

This study collects blood stem cells and immune cells from healthy volunteers and patients with primary immune deficiencies or blood disorders. The cells are used in the lab to develop new gene and cell therapies. Up to 850 adults aged 18-70 will participate. The goal is to advan…

This study provides ongoing check-ups for people who received a donor stem cell transplant at the NIH at least three years ago. Researchers will monitor for late side effects, disease return, and overall health. Participants will have yearly visits that may include blood tests, b…

This study at the National Institutes of Health is looking at 1,000 adults with known or suspected hormone gland (endocrine) disorders. The goal is to better understand these conditions and help train doctors. Participants may receive tests, treatments, or surgery as part of thei…

This study collects blood, bone marrow, urine, and tissue samples from up to 6,000 people with solid tumors, blood cancers, or non-cancerous blood disorders, as well as from their healthy family members who are stem cell donors. The samples are stored and used in research to bett…

This study enrolls up to 15,000 children with known or suspected endocrine or metabolic disorders, along with their family members. Researchers will collect medical records, blood, saliva, and other samples to identify genetic changes linked to these conditions. The goal is to be…

This study looks for better ways to detect lung inflammation and infections early in people who have received a stem cell transplant from a donor. About 40 participants aged 5 to 70 will get regular lung scans, breathing tests, blood draws, and a procedure where a tube collects f…

This study enrolls adults with known or suspected endocrine (hormone gland) disorders, such as diabetes or thyroid disease, to help researchers learn more about these conditions. Participants will undergo medical exams, blood and imaging tests, and possibly genetic testing. The m…

This study is a large registry that collects health information from up to 200,000 people with blood disorders such as hemophilia, thrombosis, and sickle cell disease. Participants are seen at Hemophilia Treatment Centers across the U.S. The goal is to gather real-world data to h…

This study is testing a tool called B-COMPASS that uses a 22-question survey to predict whether people will follow their prescribed treatments. Researchers will enroll 3100 adults with cardiovascular, endocrine, immune, nerve, cancer, or rare diseases across Europe. The goal is t…

This study looks at how gut bacteria and the immune system interact in children and adults receiving stem cell transplants or CAR-T therapy. Researchers will collect stool and blood samples over time to find patterns linked to complications like infections or graft-versus-host di…

This study looks at whether doctors at Siriraj Hospital follow a new guideline for treating anemia in patients before major surgery. Anemia is common in surgical patients and can lead to more blood transfusions and worse outcomes. The researchers will track 93 anemic patients to …

This study aims to measure how long red blood cells survive in people with sickle cell disease, thalassemia, and other inherited blood disorders. Researchers will take a blood sample, label the red cells with biotin (a vitamin), and infuse them back into the participant. Over up …

This study follows 102 women who had fertility preservation before cancer treatment to see what happens long-term. Researchers want to know if they get pregnant naturally, use stored eggs or tissue, or decide not to have children. The goal is to improve support and care for femal…

This study is collecting long-term safety and effectiveness data on treatments for various blood disorders, including hemophilia, sickle cell disease, and clotting disorders. It aims to enroll 3000 people of any age with these conditions. Researchers will monitor side effects, co…

This study is creating a collection of blood samples from 2,000 people with various blood disorders. The samples will be stored and used for future research approved by an ethics board. No treatments or drugs are being tested, and participants continue their normal care.

This study looks at families who carry a change in the DDX41 gene, which may raise the risk of blood cancers like leukemia. Researchers will collect health questionnaires and saliva samples from up to 910 people to track who develops blood problems and when. The goal is to better…

This study is observing 1000 adults having moderate- to high-risk surgery to see if the type and severity of anemia they have before surgery affects their risk of complications like heart injury, kidney injury, or stroke. Researchers will compare patients with iron-deficiency ane…

This study looks at using a needle placed into the bone marrow (intraosseous infusion) to give fluids and medicines quickly to critically ill patients with blood diseases. Researchers will enroll 52 adults aged 18-65 to see how often the first attempt works and how safe it is. Th…

This study looks at why people with transfusion-dependent beta thalassemia have trouble exercising. Researchers will compare 36 patients to healthy volunteers using bike tests, blood samples, and questionnaires. The goal is to find the physical and mental factors that limit their…

This study is a registry that tracks patients with blood diseases who receive stem cell transplants at a hospital on the Qinghai-Tibet Plateau. Researchers will collect information on recovery, complications, and costs over time. The goal is to understand how high altitude affect…

This study looks at whether a quick ultrasound of the thigh muscle can detect muscle loss (sarcopenia) in people who have finished cancer treatment. Researchers will compare the ultrasound results with a standard whole-body scan (DEXA) in 55 adults aged 18-74 with certain cancers…