Physical Performance and Skeletal Muscle Transcriptional Adaptations Are Not Impacted by Exercise Training Frequency in Mice with Lower Extremity Peripheral Artery Disease.

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State: Public
Version: Final published version
License: CC BY 4.0
Serval ID
serval:BIB_88A6B67B7E3C
Type
Article: article from journal or magazin.
Collection
Publications
Institution
Title
Physical Performance and Skeletal Muscle Transcriptional Adaptations Are Not Impacted by Exercise Training Frequency in Mice with Lower Extremity Peripheral Artery Disease.
Journal
Metabolites
Author(s)
Lavier J., Bouzourène K., Millet G.P., Mazzolai L., Pellegrin M.
ISSN
2218-1989 (Print)
ISSN-L
2218-1989
Publication state
Published
Issued date
16/04/2023
Peer-reviewed
Oui
Volume
13
Number
4
Pages
562
Language
english
Notes
Publication types: Journal Article
Publication Status: epublish
Abstract
Exercise training is an important therapeutic strategy for lower extremity peripheral artery disease (PAD). However, the effects of different exercise frequency on physiological adaptations remain unknown. Thus, this study compared the effects of a 7-week moderate-intensity aerobic training performed either three or five times/week on skeletal muscle gene expression and physical performance in mice with PAD. Hypercholesterolemic male ApoE-deficient mice were subjected to unilateral iliac artery ligation and randomly assigned to sedentary or exercise training regimens either three or five times/week. Physical performance was assessed using a treadmill test to exhaustion. Expression of genes related to glucose and lipid metabolism, mitochondrial biogenesis, muscle fiber-type, angiogenesis, and inflammation was analyzed in non-ischemic and ischemic gastrocnemius muscles by real-time polymerase chain reaction. Physical performance was improved to the same extent in both exercise groups. For gene expression patterns, no statistical differences were observed between three or five times/week exercised mice, both in the non-ischemic and ischemic muscles. Our data show that exercising three to five times a week induces similar beneficial effects on performance. Those results are associated with muscular adaptations that remain identical between the two frequencies.
Keywords
exercise training frequency, gene expression, lower extremity peripheral artery disease, physical performance, skeletal muscle
Pubmed
Web of science
Open Access
Yes
Create date
08/05/2023 13:07
Last modification date
03/11/2023 8:08
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