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Training Induced Muscle-Adipose EV Communication
Sponsor: Yuan Wen
Summary
This study examines how muscle cells communicate with fat cells through tiny packages called extracellular vesicles (EV) during exercise. These vesicles carry important molecules that may affect how the body processes sugar and fat. The research team observed significant variability in the adipose response to exercise, and used this variability to gain further insight into the mechanism through which mature microRNA-1 (miR-1) changes in adipose tissue. The investigators selected six subjects with the highest increase in miR-1 abundance in adipose tissue after exercise and compared them with the six subjects that had the most dramatic decrease in miR-1 abundance after exercise. The research team observed that participants intrinsically vary in their ability to endocytose EV into adipose tissue. It is unclear whether this variance in receptivity is a cause or consequence of the significant difference in EV-delivery of miR-1 to adipose tissue.
Official title: Muscle-derived Extracellular Vesicles and Their Interactions With Adipocytes in Human Metabolic Dysfunction
Key Details
Gender
All
Age Range
30 Years - 55 Years
Study Type
INTERVENTIONAL
Enrollment
80
Start Date
2026-06
Completion Date
2028-09-30
Last Updated
2026-03-23
Healthy Volunteers
Yes
Conditions
Interventions
Acute Resistance Exercise
Participants will perform three sets of eight repetitions, with a 90-120 second rest between sets, with a fourth set performed to failure. All resistance exercise will be performed on pneumatic resistance devices (Keiser Sports Health Equipment, Fresno, CA).
Locations (1)
University of Kentucky
Lexington, Kentucky, United States