3X: Skeletal Muscle and Adipose Tissue Responses After Acute Exercise: Comparing Effects of Three Different Intensities
Study Details
Study Description
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.
Condition or Disease | Intervention/Treatment | Phase |
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N/A |
Study Design
Arms and Interventions
Arm | Intervention/Treatment |
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Experimental: low-intensity continuous exercise subjects will exercise at 30% maximal oxygen consumption (VO2max) for 45-60 minutes |
Behavioral: Low intensity exercise session
subjects will exercise at 30% maximal oxygen consumption (VO2max) for 45-60 minutes
|
Experimental: moderate-intensity continuous exercise subjects will exercise at 65% maximal oxygen consumption (VO2max) for 30-45 minutes |
Behavioral: Moderate intensity exercise session
subjects will exercise at 65% maximal oxygen consumption (VO2max) for 30-45 minutes
|
Experimental: high-intensity interval exercise subjects will completed 10x1minute exercise intervals at maximal oxygen consumption (VO2max) with 1 minute active recovery between |
Behavioral: High intensity exercise session
subjects will completed 10x1minute exercise intervals at maximal oxygen consumption (VO2max) with 1 minute active recovery between
|
Outcome Measures
Primary Outcome Measures
- post-translational modifications of skeletal muscle oxidative enzymes [30 minutes before exercise]
Western blot
- post-translational modifications of skeletal muscle oxidative enzymes [immediately after exercise]
Western blot
- post-translational modifications of skeletal muscle oxidative enzymes [60 minutes after exercise]
Western blot
- post-translational modifications of Adipose tissue metabolic proteins [15 minutes before exercise]
Western blot
- post-translational modifications of Adipose tissue metabolic proteins [75 minutes after exercise]
Western blot
- mRNA expression of skeletal muscle oxidative enzymes [30 minutes before exercise]
qPCR
- mRNA expression of skeletal muscle oxidative enzymes [immediately after exercise]
qPCR
- mRNA expression of skeletal muscle oxidative enzymes [60 minutes after exercise]
qPCR
- mRNA expression of adipose tissue metabolic enzymes [15 minutes before exercise]
qPCR
- mRNA expression of adipose tissue metabolic enzymes [75 minutes after exercise]
qPCR
Eligibility Criteria
Criteria
Inclusion Criteria:
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Age:18-40
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Body Mass Index: 20-30 kg/m2
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Must engage in regularly planned aerobic-type exercise at moderate-vigorous intensity, 3 times per week for at least 30-60 minutes/session
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Women must have regularly occurring menses and must be premenopausal
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Subject willingness to opt-in for the Michigan Genomics Initiative (MGI) Repository
Exclusion Criteria:
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Evidence/history of cardiovascular or metabolic disease.
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Taking anti-coagulate medications or medications known to affect metabolism or inflammation
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Weight instability ≥ ±3kg in the last 6 months
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Tobacco or e-cigarette users
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Women must not be pregnant or actively lactating
Contacts and Locations
Locations
Site | City | State | Country | Postal Code | |
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1 | University of Michigan | Ann Arbor | Michigan | United States | 48109 |
Sponsors and Collaborators
- University of Michigan
Investigators
None specified.Study Documents (Full-Text)
None provided.More Information
Publications
None provided.- HUM00204857