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Clinical Trials/NCT05365334
NCT05365334
Completed
Not Applicable

Skeletal Muscle and Adipose Tissue Responses After Acute Exercise: Comparing Effects of Three Different Intensities

University of Michigan1 site in 1 country45 target enrollmentDecember 13, 2021

Overview

Phase
Not Applicable
Intervention
Not specified
Conditions
Cellular Responses Within Skeletal Muscle in Response to Exercise of Different Intensities
Sponsor
University of Michigan
Enrollment
45
Locations
1
Primary Endpoint
mRNA expression of adipose tissue metabolic enzymes
Status
Completed
Last Updated
last year

Overview

Brief Summary

The study will assess the exercise-induced changes in chromatin accessibility and gene expression in a cell type-specific manner in skeletal muscle from healthy adults in response to exercise at three different intensities - 1) low-intensity continuous exercise, 2) moderate-intensity continuous exercise, and 3) high-intensity interval exercise.

Registry
clinicaltrials.gov
Start Date
December 13, 2021
End Date
June 23, 2023
Last Updated
last year
Study Type
Interventional
Study Design
Parallel
Sex
All

Investigators

Responsible Party
Principal Investigator
Principal Investigator

Jeffrey F Horowitz

Professor of Movement Science and Director of the Substrate Metabolism Laboratory (SML) at the University of Michigan School of Kinesiology

University of Michigan

Eligibility Criteria

Inclusion Criteria

  • Age:18-40
  • Body Mass Index: 20-30 kg/m2
  • Must engage in regularly planned aerobic-type exercise at moderate-vigorous intensity, 3 times per week for at least 30-60 minutes/session
  • Women must have regularly occurring menses and must be premenopausal
  • Subject willingness to opt-in for the Michigan Genomics Initiative (MGI) Repository

Exclusion Criteria

  • Evidence/history of cardiovascular or metabolic disease.
  • Taking anti-coagulate medications or medications known to affect metabolism or inflammation
  • Weight instability ≥ ±3kg in the last 6 months
  • Tobacco or e-cigarette users
  • Women must not be pregnant or actively lactating

Outcomes

Primary Outcomes

mRNA expression of adipose tissue metabolic enzymes

Time Frame: 75 minutes after exercise

qPCR

mRNA expression of skeletal muscle oxidative enzymes

Time Frame: 60 minutes after exercise

qPCR

post-translational modifications of skeletal muscle oxidative enzymes

Time Frame: 60 minutes after exercise

Western blot

post-translational modifications of Adipose tissue metabolic proteins

Time Frame: 75 minutes after exercise

Western blot

Study Sites (1)

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