Modulation of Cardiac and Aortic Peroxisome Proliferator-Activated Receptor-γ Expression by Oxidative Stress in Chronically Glucose-Fed Rats
Author(s) -
Aouatef El-Midaoui,
Ling Wu,
Rui Wang,
J DECHAMPLAIN
Publication year - 2006
Publication title -
american journal of hypertension
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.009
H-Index - 136
eISSN - 1941-7225
pISSN - 0895-7061
DOI - 10.1016/j.amjhyper.2005.11.006
Subject(s) - pioglitazone , medicine , endocrinology , oxidative stress , insulin , insulin resistance , peroxisome proliferator activated receptor , receptor , diabetes mellitus , type 2 diabetes
The aim of the present study was to examine the chronic effects of alpha-lipoic acid on proliferator peroxisome activated receptors-gamma (PPAR-gamma) and PPAR-alpha expressions in cardiovascular tissues of chronically hypertensive insulinoresistant rats. We have also evaluated the chronic effects of high levels of insulin, glucose, or both on superoxide anion (O(2)(-)) production in aortic smooth muscle cells (SMCs) in the presence or in absence of pioglitazone, a PPAR-gamma agonist.
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