Clinical trials: Natural History
Metabolic Disease, Propionic Acidemia
Natural History, Physiology, Microbiome and Biochemistry Studies of Propionic Acidemia
Background: People s bodies need to break down food into the chemicals. These chemicals are used for energy and growth. Some people cannot process all chemicals very well. Too much of some chemicals can cause diseases.
- Conditions
- Metabolic Disease, Propionic Acidemia, Organic Acidemia
- Trial name
- NCT02890342
- Where
- 2 sites in United States
- Volunteers
- 1,045 people, healthy volunteers welcome
- Sponsor
- National Human Genome Research Institute (NHGRI)
Opioid-Related Disorders, Drug Addiction
Outcome Inference in the Sensory Preconditioning Task in Opioid-Use Disorder
Background: People with addictions often find it hard to choose the long-term benefits of abstinence over the short-term effects of using drugs.
- Trial name
- NCT03745339
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- National Institute on Drug Abuse (NIDA)
Crohn's Disease
Early Immunosuppressants in Crohn's Disease
Pluricentric randomized study comparing two therapeutic strategies at beginning of Crohn's disease: early immunosuppressants (prescription within the six first months following diagnosis) vs.
- Trial name
- RAPID (NCT00546546)
- Testing
- early immunosuppressants (azathioprine, methotrexate)
- Where
- 26 sites in France
- Volunteers
- 120 people
- Sponsor
- Groupe d'Etude Therapeutique des Affections Inflammatoires Digestives
Pulmonary Fibrosis, Lung Disease
Clinical Outcomes and Molecular Phenotypes in Smokers With Parenchymal Lung Disease
Despite the implementation of modern public health interventions, 1 in 5 adults in the United States are either current or former smokers and remain at risk for the development of chronic lung diseases.
- Trial name
- NCT02055222
- Where
- United States
- Volunteers
- 7 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Becker Muscular Dystrophy
Multimodal Study About Absence of Dp140 in Becker Muscular Dystrophy: Brain-muscle Imaging, Cognition and Muscle Function
Monitoring patients with neuromuscular disorders is crucial but doesn't always allow for a sufficiently specific approach to all aspects of the condition.
- Trial name
- MyoBrain-BMD (NCT07740057)
- Where
- France
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Institut de Myologie, France
Assisted Suicide
Assisted Suicide in Switzerland
Background: Researchers want to learn more about how the Swiss model of assisted suicide works. To do this, they have interviewed 25 Swiss experts.
- Trial name
- NCT04261088
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- National Institutes of Health Clinical Center (CC)
Obesity, Insulin Resistance
Identifying Risk for Diabetes and Heart Disease in Women
Background: Rates of diabetes and heart disease in women are increasing. Early recognition of risk could help women live longer and healthier lives.
- Conditions
- Obesity, Insulin Resistance, Triglycerides, Diabetes
- Trial name
- NCT01809288
- Where
- United States
- Volunteers
- 149 people
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Hepatitis B
HBRN: Immune Regulation and Costimulation in Natural History of Chronic Hepatitis B
This is an ancillary to the NIDDK-sponsored Hepatitis B Research Network (HBRN) Study Cohort Study NCT01263587. This study will examine the balance between immune regulatory and effector responses in hepatitis B-infected…
- Trial name
- NCT01298037
- Where
- 12 sites in United States, Canada
- Volunteers
- 201 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Polymorphism- Genetic, Reward Mediating System
Imaging and Genetic Investigation of Learning and Decision Making
Background: Previous research has shown that dopamine, a brain chemical, is involved in decision making. Different genes influence how much dopamine people have in their brains and how that affects their behavior.
- Trial name
- NCT01950377
- Where
- United States
- Volunteers
- 78 people
- Sponsor
- National Institute of Mental Health (NIMH)
Age-Related Macular Degeneration
Dark Adaptation in Participants With Age-Related Macular Degeneration
Background: Macular degeneration can cause permanent loss of central vision. This vision is important for seeing details. Age-related macular degeneration (AMD) is the leading cause of vision loss in people over 55 in the United…
- Trial name
- NCT03225131
- Where
- United States
- Volunteers
- 57 people
- Sponsor
- National Eye Institute (NEI)
Amyotrophic Lateral Sclerosis Associated With a SOD1 Gene Mutation
Study to Learn If Tofersen (BIIB067) Can Delay ALS Symptoms and About Its Safety in Adults With a SOD1 Gene Mutation Who Have Not Yet Developed ALS Symptoms
In this study, researchers will learn more about the effects of a drug called tofersen, also known as BIIB067 and QALSODY®, in adults with amyotrophic lateral sclerosis (ALS) who have a superoxide dismutase 1 (SOD1) gene…
- Trial name
- ATLAS (NCT04856982)
- Testing
- Tofersen
- Where
- 32 sites in United States, Australia and 12 more
- Volunteers
- 158 people
- Sponsor
- Biogen
Blood Stream Infections
Evaluation of MiSeq for Microbial Identification in Specimens
Background: Researchers are testing a new way to find out what causes infections in people in hospitals. Current techniques use chemical or biological tests on a person s samples.
- Trial name
- NCT02578875
- Where
- United States
- Volunteers
- 65 people
- Sponsor
- National Institutes of Health Clinical Center (CC)
Neuroendocrine Tumors, Carcinoma, Neuroendocrine
Natural History Study of Children and Adults With Neuroendocrine Neoplasms (NEN)s
Background: Neuroendocrine neoplasms (NENs) are rare tumors that originate in neuroendocrine cells. NENs can affect almost any part of the body. People with low-grade tumors can live many years.
- Trial name
- NCT04488263
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- National Cancer Institute (NCI)
Bone Marrow Transplantation
Collection of Samples and Data for the National Marrow Donor Program Repository
This protocol will collect blood samples and medical information from patients who have had a bone marrow transplant using cells from an unrelated donor identified through the National Marrow Donor Program (NMDP).
- Trial name
- NCT00495300
- Where
- United States
- Volunteers
- 395 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Nasopharyngeal Carcinoma
Environmental and Genetic Determinants of Nasopharyngeal Carcinoma (NPC)
Nasopharyngeal carcinoma (NPC) is one of the most common malignant tumors in southern China and Southeast Asia. While infection with Epstein-Barr Virus (EBV) is believed to be necessary for the development of NPC, non-viral…
- Trial name
- NCT01182909
- Where
- Taiwan
- Volunteers
- 4,000 people, healthy volunteers welcome
- Sponsor
- Far Eastern Memorial Hospital
Reproductive Physiological Processes, Pediatrics
Reproductive Axis Maturation in the Early Post-Menarchal Years
Background: Most adult women with irregular periods of unknown cause report symptoms dating back to early adolescence. This study aims to learn how girls' periods change in the 2 years after their first period.
- Conditions
- Reproductive Physiological Processes, Pediatrics, Adolescent Health, Adolescent Development
- Trial name
- NCT03986021
- Where
- United States
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- National Institute of Environmental Health Sciences (NIEHS)
X-Linked Hypohidrotic Ectodermal Dysplasia (XLHED)
Characteristics and Impacts of X-linked Hypohidrotic Ectodermal Dysplasia (XLHED) in Boys: An Observational International Study
This is an observational, multicentre, international study over a 2-year follow-up period. The aim of this study is to understand how XLHED affects the lives of young male patients and their families over time.
- Trial name
- EdeReaLife (NCT07096206)
- Where
- 2 sites in France, Germany
- Volunteers
- 27 people
- Sponsor
- Pierre Fabre Medicament
ALS, PLS
ALS/MND Natural History Study Data Repository
This is a data repository for multi-site multi-protocol clinic-based Natural History Study of ALS and Other Motor Neuron Disorders (MND).
- Conditions
- ALS, PLS, MND (Motor Neurone DIsease), Kennedy Disease
- Trial name
- NCT05966038
- Where
- 18 sites in United States, Israel and 1 more
- Volunteers
- 5,000 people
- Sponsor
- Massachusetts General Hospital
Normal Endometrial Physiology
Endometrial Basis for Infertility in Women With Recurrent Implantation Failure and Pregnancy Loss
Background: Pregnancy loss is the most common complication of pregnancy. It occurs in roughly one-half of natural conceptions. It most frequently occurs in the first 2 to 3 weeks of pregnancy.
- Trial name
- NCT04939064
- Where
- United States
- Volunteers
- 3 people, healthy volunteers welcome
- Sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Tuberous Sclerosis, Lymphangioleiomyomatosis
TSC Biosample Repository and Natural History Database
The TSC Biosample Repository collects and stores samples of blood, DNA, and tissues that scientists can request to use in their research. The samples we collect are all linked to clinical data in the TSC Natural History Database.
- Trial name
- NCT05676099
- Testing
- Phlebotomy, Buccal (cheek) swab, Genetic Testing
- Where
- 26 sites in United States, Canada
- Volunteers
- 5,000 people
- Sponsor
- National Tuberous Sclerosis Association
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