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PPAR-α as a key nutritional and environmental sensor for metabolic adaptation
Alejandra V Contreras1, Nimbe Torres, Armando R Tovar
1Faculty of Medicine, National University Autonomous of Mexico, PhD Program in Biomedical Sciences, Mexico D.F. Mexico.
Advances in Nutrition (Bethesda, Md.)
|July 17, 2013
Summary
Peroxisome proliferator-activated receptor-alpha (PPAR-α) influences metabolism and disease risk. Genetic variants and diet impact PPAR-α, affecting lipid levels and diabetes progression.
Area of Science:
- Metabolic regulation
- Nutritional genomics
- Gene expression
Background:
- Peroxisome proliferator-activated receptors (PPARs) are nuclear hormone receptors regulating metabolic genes.
- PPAR-α specifically controls lipid, carbohydrate, and amino acid metabolism.
- PPARs are implicated in hyperlipidemia, diabetes, and obesity.
Purpose of the Study:
- To review the role of PPAR-α in metabolic responses to nutritional and environmental factors.
- To highlight the influence of genetic variants and diet on PPAR-α activity.
- To explore the impact of PPAR-α on disease development and progression.
Main Methods:
- Literature review of studies on PPAR-α.
- Analysis of genetic variations in the PPARα gene.
- Investigation of nutritional influences on PPARα gene expression and methylation.
Main Results:
- PPARα gene variants are linked to dyslipidemia, cardiovascular disease, and type 2 diabetes progression.
- Dietary factors and genetic variations interact to influence metabolic health.
- Nutritional conditions, like protein restriction, can epigenetically modify PPARα gene expression.
Conclusions:
- PPAR-α is a key mediator of metabolic responses to environmental and nutritional cues.
- Understanding PPAR-α's role is crucial for personalized nutrition and disease prevention.
- Genetic and epigenetic factors significantly influence PPAR-α's impact on metabolic health.
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