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Genetic and epigenetic predictive scores for muscle strength in women aged 50 to 70 years: association with response variability to combined training

Grant number: 23/08249-0
Support Opportunities:Scholarships in Brazil - Doctorate
Start date: May 01, 2024
End date: October 15, 2026
Field of knowledge:Health Sciences - Physical Education
Principal Investigator:Carlos Roberto Bueno Júnior
Grantee:Guilherme da Silva Rodrigues
Host Institution: Escola de Educação Física e Esporte de Ribeirão Preto (EEFERP). Universidade de São Paulo (USP). Ribeirão Preto , SP, Brazil
Associated research grant:18/24069-3 - ReSEARCH: Recognizing Signatures of the Exposome to Anticipate the Risks for a Continuous Health, AP.TEM
Associated scholarship(s):24/17705-1 - EPIGENETIC COMPARISON OF CELL TYPE PROPORTION BETWEEN PRE-MENOPAUSE AND POST-MENOPAUSE WOMEN IN EPIGENOME-WIDE ASSOCIATION STUDIES, BE.EP.DR

Abstract

The literature has shown associations with low muscle mass as an independent risk factor for increased mortality in older men and women. Drawing a predictive score for women for strength improvement levels can be advantageous since participants who present unsatisfactory results may need greater attention. Notably, for complex phenotypes, such as strength and cardiorespiratory capacity, the literature shows that each gene appears to be of little relevance for these investigations. This present work has four objectives: to trace the baseline predictor score of the participants with the highest strength results; to perform the predictive score of participants subdivided into responders/non-responders after 14 weeks of combined training; to analyze the epigenetic differences of the participants in objective one and two, investigating biomarkers; to compare the effect of 14 weeks of combined training on responders/non-responders on biochemical variables, metal concentration, global health, motor skills, anthropometry, blood pressure, and epigenetic clock. We will use two Illumina bead chips to experiment. The first will be the Infinium Global Screening Array-24 v1.0 BeadChip, which will investigate 640 thousand genetic variants. The second will be the Infinium Methylation BeadChip 850k from Illumina to investigate the methylation targets. It should be noted that this bead chip will be performed at three different times during training. The evaluations will be carried out: at the beginning of the collection, after seven weeks of training, and after 14 weeks. Combined training will be performed for 14 weeks, three times a week, divided into 30 minutes of aerobics and 30 minutes of strength training. The methylation data will be analyzed using the Bioconductor ChAMP package with the RStudio software (version 4.0.2). In contrast, the genotyping data will be processed using PLINK (version 1.9), and later machine learning tools will be used to recognize the scores. Predictors for objectives number one and two. The other collected data will be processed through RStudio (version: 4.2.1). (AU)

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Scientific publications
(References retrieved automatically from Web of Science and SciELO through information on FAPESP grants and their corresponding numbers as mentioned in the publications by the authors)
DA SILVA RODRIGUES, GUILHERME; YUMI NORONHA, NATALIA; RIBEIRO DE LIMA, JOAO GABRIEL; HARUMI YONEHARA NOMA, ISABELA; DA SILVA SOBRINHO, ANDRESSA CRYSTINE; MARIA DIANI, LUISA; PINTO, ANA P.; PEREIRA RODRIGUES, KARINE; AUGUSTA DE SOUZA PINHEL, MARCELA; BARBOSA NONINO, CARLA; et al. Combined exercise training decreases blood pressure in OLDER women with NOS3 polymorphism providing changes in differentially methylated regions (DMRs). Epigenetics, v. 19, n. 1, p. 18-pg., . (23/08249-0)
RODRIGUES, GUILHERME DA SILVA; SOBRINHO, ANDRESSA CRYSTINE DA SILVA; COSTA, GABRIEL PEINADO; DA SILVA, LEONARDO SANTOS LOPES; DE LIMA, JOAO GABRIEL RIBEIRO; GONCALVES, LEONARDO DA SILVA; FINZETO, LARISSA CHACON; BUENO JUNIOR, CARLOS ROBERTO. Benefits of physical exercise through multivariate analysis in sedentary adults and elderly: An analysis of physical fitness, health and anthropometrics. Experimental Gerontology, v. 200, p. 10-pg., . (23/08249-0)