What is Study Search?

StudySearch is an online listing of research studies that are seeking volunteers at Washington University School of Medicine. Participating in a clinical study is a rare opportunity to make a great contribution to humanity. The information scientists gain through medical research helps to improve medical care for everyone.  

Recently Added Studies?


This research study will explore the safety and effects of an investigational vaccine to prevent severe diarrhea caused by a germ called Clostridioides difficile (C. diff).


The purpose of this research study is to understand what type of diet is best for blood sugar control, metabolic health, and safety from high or low blood sugar events in type 1 diabetes.


The purpose of the study is to learn how colds affect children with and without asthma.


The goal of this study is to learn about Stage 4 breast cancer patient's thoughts on how and where they decide to receive their cancer care. We will use a semi-structured interview guide to ask participants questions about their experiences and help future quality improvement initiatives.


The purpose of the study is to enhance diagnosis and treatment of small fiber neuropathy by evaluating certain blood biomarkers.

Featured Studies

Community-Associated Drug-Resistant Microbes Study

The purpose of this study is to learn more about drug-resistant microbes in the community (including how often people have them, who is most likely to have them, and places in the home where they may be present).

Brain Biomechanics Measurement

The purpose of the study is to examine how the brain moves in response to skull motion.

Chronic Venous thrombosis Relief with Adjunctive Catheter-Directed Therapy (C-TRACT)

The C-TRACT Study is comparing two treatment strategies for patients with leg symptoms following a blood clot diagnosis, such as post thrombotic syndrome (PTS) or deep vein thrombosis (DVT).