A Low Dose of Dietary Resveratrol Partially Mimics Caloric Restriction and Retards Aging Parameters in Mice
By J. Barger, T. Kayo, J. Vann, E. Arias, Jelai Wang, T. Hacker, Ying Wang, D. Raederstorff, J. Morrow, C. Leeuwenburgh and 5 more. PLoS ONE, 2008
618 citations recorded by the source corpus.
Resveratrol in high doses has been shown to extend lifespan in some studies in invertebrates and to prevent early mortality in mice fed a high-fat diet. We fed mice from middle age (14-months) to old age (30-months) either a control diet, a low dose of resveratrol (4.9 mg kg−1 day−1), or a calorie restricted (CR) diet and examined genome-wide transcriptional profiles. We report a striking transcriptional overlap of CR and resveratrol in heart, skeletal muscle and brain. Both dietary interventions inhibit gene expression profiles associated with cardiac and skeletal muscle aging, and prevent age-related cardiac dysfunction. Dietary resveratrol also mimics the effects of CR in insulin mediated glucose uptake in muscle. Gene expression profiling suggests that both CR and resveratrol may retard some aspects of aging through alterations in chromatin structure and transcription. Resveratrol, at doses that can be readily achieved in humans, fulfills the definition of a dietary compound that mimics some aspects of CR.
Subfields: Aging, Geriatrics and Gerontology, Physiology
View Paper: https://www.semanticscholar.org/paper/6b1059efc206cf669774b80d40a20cc801ba020a
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Citations in the corpus
- Specific SIRT1 activation mimics low energy levels and protects against diet-induced metabolic disorders by enhancing fat oxidation. (2008, background): “…as those occurring during fasting or calorie restriction (Michan and Sinclair, 2007; Rodgers et al., 2005), and it has been suggested that SIRT1 activators act, at least in part, by stimulating physiological pathways activated by low energetic levels (Barger et al., 2008; Pearson et al., 2008).”
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