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Featured Studies

Office of Patient Recruitment

This web page makes it easy to search for featured research studies at the NIH Clinical Center. You can search for specific studies by entering keywords related to your symptoms in the search box or by using the sort and filter options.


To view a full list of all studies conducted at the NIH Clinical Center, visit Search the Studies.

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56 results
A closeup view showing Helicobacter pylori (H. pylori) bacteria

Be Part of a Study That Could Change How We Detect Helicobacter pylori

This study explores whether the Esophageal String Test (EST), a simple, less invasive procedure can accurately detect H. pylori and antibiotic resistance, compared to traditional testing that uses endoscopic biopsies.

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a group of women walking to yoga class

NIH Seeking Participants for a Study on Immune Dysfunction in Menopause

Researchers at The National Institutes of Health (NIH) are conducting a study examining inflammation and metabolic dysfunction in menopause. They are looking for both premenopausal and postmenopausal women to participate in the study.

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A person holding a crochet fabric art piece of the digestive system

A Controlled Human Infection Study of Orally Administered Trichuris Trichiura Eggs in Naive Adults

Research Study #001706-I - Join a research study investigating the best-tolerated number of whipworm eggs to give to a healthy adult that results in a whipworm infection. The findings from this study will contribute to the development of new therapies in future research.

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A doctor examining a patient's throat

An Open-Label Study of Zemaira (Alpha 1-Trypsin Inhibitor) in Subjects with Eosinophilic Esophagitis

Research Study #001854-I to explore the effects of Zemaira® for individuals with eosinophilic esophagitis (EoE). This study aims to understand how people with EoE feel while taking Zemaira® and whether it provides any benefits. By joining this research, you'll have the opportunity to contribute to medical advancements that could improve care for those with EoE. Every patient plays a key role in shaping future treatments and expanding knowledge about this condition. 

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mosquito biting human skin

Phase 1 Study of Induced Blood-Stage Malaria in Healthy Malaria-Naive Adults to Assess the Safety and Infectivity of Plasmodium Vivax Challenge Agent and Evaluate Transmission in Mosquito Feeding Assays

To learn how malaria develops in people; how the body's immune system reacts to malaria; and how malaria spreads from people to mosquitoes.

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A father checking his child's forehead temperature for a fever

Evaluating the Genetics and Immunology of Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Cervical Adenitis (PFAPA) Syndrome and Other Tonsil Disorders

Do you or your child experience recurring fever with mouth sores (canker sores), sore throat, or swollen neck glands? These could be symptoms of PFAPA, the most common periodic fever syndrome in children.

Dr. Manthiram and her team at the National Institute of Allergy and Infectious Diseases (NIAID) seek volunteers who are one month and older (parental consent required for minors) to participate in a research study to better understand PFAPA. Compensation provided. Participants can join from home anywhere in the USA or internationally.

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Observational Study to Deeply Phenotype Major Organs in Sickle Cell Disease After Curative Therapies

Observational Study to Deeply Phenotype Major Organs in Sickle Cell Disease After Curative Therapies

NIH study # 000479-H investigates the impact of treatments intended to cure sickle cell disease (SCD) on organ function. If you or your loved one has SCD, we invite you to call us to learn more about this observational study.
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Role of Genetic Factors in the Development of Lung Disease

Role of Genetic Factors in the Development of Lung Disease

Researchers at the National Institutes of Health (NIH) are studying if low dose CT scans are as effective as regular CT scans to monitor your disease status. Very low-dose scanning uses about 1/30th the amount of radiation as a regular CT scan.
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Viral Load in Blood and Lymph Tissues of HIV-Infected Individuals

Viral Load in Blood and Lymph Tissues of HIV-Infected Individuals

Doctors at the National Institutes of Health are conducting a research study (92-I-0125) to learn more about the immune system and how it responds to HIV infection in blood, lymph nodes, and bone marrow. We are seeking healthy volunteers to have a lymph node biopsy to compare with patients who have HIV.
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