Exercise training prevents diastolic dysfunction induced by metabolic syndrome in rats

OBJECTIVE: High fructose consumption contributes to the incidence of metabolic syndrome and, consequently, to cardiovascular outcomes. We investigated whether exercise training prevents high fructose diet-induced metabolic and cardiac morphofunctional alterations. METHODS: Wistar rats receiving fruc...

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Bibliographic Details
Authors: Mostarda, Cristiano, Moraes-Silva, Ivana Cinthya, Salemi, Vera Maria Cury, Machi, Jacqueline Freire, Rodrigues, Bruno, De Angelis, Kátia, Farah, Vera de Moura Azevedo, Irigoyen, Maria Claudia
Format: article
Status:Published version
Publication Date:2012
Country:Brasil
Institution:Universidade de São Paulo (USP)
Repository:Clinics
Language:English
OAI Identifier:oai:revistas.usp.br:article/40159
Online Access:https://www.revistas.usp.br/clinics/article/view/40159
Access Level:Open access
Keyword:Metabolic Syndrome
Diastolic function
Exercise Training
Insulin resistance
Cardiac hypertrophy
Description
Summary:OBJECTIVE: High fructose consumption contributes to the incidence of metabolic syndrome and, consequently, to cardiovascular outcomes. We investigated whether exercise training prevents high fructose diet-induced metabolic and cardiac morphofunctional alterations. METHODS: Wistar rats receiving fructose overload (F) in drinking water (100 g/l) were concomitantly trained on a treadmill (FT) for 10 weeks or kept sedentary. These rats were compared with a control group (C). Obesity was evaluated by the Lee index, and glycemia and insulin tolerance tests constituted the metabolic evaluation. Blood pressure was measured directly (Windaq, 2 kHz), and echocardiography was performed to determine left ventricular morphology and function. Statistical significance was determined by one-way ANOVA, with significance set at p