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(Reference retrieved automatically from Web of Science through information on FAPESP grant and its corresponding number as mentioned in the publication by the authors.)

The reversal effect of physical exercise on aging-related increases in APPL2 content in skeletal muscle

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Author(s):
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Canciglieri, Paulo Henrique [1] ; Kuga, Gabriel Keine [2] ; Munoz, Vitor Rosetto [1] ; Gaspar, Rafael Calais [1] ; da Rocha, Alisson Luiz [3] ; Breda, Leonardo [1] ; Anaruma, Chadi Pellegrini [2] ; Minuzzi, Luciele Guerra [1] ; Ramos da Silva, Adelino Sanchez [3] ; Cintra, Dennys Esper [4, 5] ; de Moura, Leandro Pereira [6, 1, 2, 4] ; Ropelle, Eduardo Rochete [6, 1, 4] ; Pauli, Jose Rodrigo [6, 1, 4]
Total Authors: 13
Affiliation:
[1] Univ Campinas UNICAMP, Sch Appl Sci, Lab Mol Biol Exercise LaBMEx, Limeira, SP - Brazil
[2] Sao Paulo State Univ UNESP, Postgrad Program Movement Sci, Rio Claro, SP - Brazil
[3] Univ Sao Paulo, Sch Phys Educ & Sport Ribeirao Preto, Ribeirao Preto, SP - Brazil
[4] Univ Estadual Campinas, OCRC, Lab Cell Signaling, Campinas, SP - Brazil
[5] Univ Campinas UNICAMP, Sch Appl Sci, Lab Nutr Genom LabGeN, Limeira, SP - Brazil
[6] Univ Campinas UNICAMP, Sch Appl Sci, CEPECE Ctr Res Sport Sci, Limeira, SP - Brazil
Total Affiliations: 6
Document type: Journal article
Source: Life Sciences; v. 210, p. 209-213, OCT 1 2018.
Web of Science Citations: 0
Abstract

Aims: The aim of this study was to evaluate the effects of aging on intracellular adiponectin signaling and the possible therapeutic effect of physical exercise. Main methods: Fischer 344 rats were distributed in the following groups: Young (3 months old); Sedentary Old (Old, 27 months old); and Old Exercised (Old-Exe, 27 months old), which were subjected to a short-term exercise training protocol. Key findings: The results showed that the old rats presented glucose intolerance without increased adiposity. However, short-term exercise training reversed this disorder, which was associated with a decrease in the pleckstrin homology domain, phosphotyrosine-binding domain, and leucine zipper motif (APPL) isoform 2 (APPL2) content. The APPL isoform 1 (APPL1) and TRB3 (Tribbles homolog 3) contents were not altered. Akt phosphorylation was only increased in the old exercised rats. There was a reduction in the content of adiponectin receptor 1 in the old rats. Significance: The short-term exercise training protocol was able to decrease APPL2 content in the skeletal muscle, which was accompanied by an improvement in the glucose tolerance of the old Fischer 344 rats. These findings provide new evidence supporting the role of physical exercise as a non-pharmacological therapeutic intervention to attenuate age-related deficits. (AU)

FAPESP's process: 16/18488-8 - The role of physical exercise on molecular pathways of glucose uptake in GLUT-4 knockout mice
Grantee:José Rodrigo Pauli
Support Opportunities: Regular Research Grants