Wednesday, November 19, 2008

New Sirtris Study Results Reported

Sirtris Pharmacueticals recently released the results of a new study on mice that, it claims, further validates Sirt1 as a target for the treatment of metabolic disorders and endurance enhancement, an excerpt of which follows:

"The NAD+-dependent deacetylase SIRT1 controls metabolic processes in response to low nutrient availability. We report the metabolic phenotype of mice treated with SRT1720, a specific and potent synthetic activator of SIRT1 that is devoid of direct action on AMPK. SRT1720 administration robustly enhances endurance running performance and strongly protects from diet-induced obesity and insulin resistance by enhancing oxidative metabolism in skeletal muscle, liver, and brown adipose tissue. These metabolic effects of SRT1720 are mediated by the induction of a genetic network controlling fatty acid oxidation through a multifaceted mechanism that involves the direct deacetylation of PGC-1α, FOXO1, and p53 and the indirect stimulation of AMPK signaling through a global metabolic adaptation mimicking low energy levels. Combined with our previous work on resveratrol, the current study further validates SIRT1 as a target for the treatment of metabolic disorders and characterizes the mechanisms underlying the therapeutic potential of SIRT1 activation."

With evidence that SRT1720 "robustly enhances endurance running performance and protects from diet induced obesity" it would not be a leap of faith to hypothesize that the professional sports world is already ahead of the pack in trying resveratrol supplements to improve athletic performance. After all, resveratrol does not have the issues of being a banned substance.

The entire study is available for purchase here.

1 comment:

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Peter