07.29.10
Aging and brain
Aging and Longevity Tied to Specific Brain Region in Mice
ScienceDaily (July 29, 2010) — Researchers watched two groups of mice, both nearing the end of a two-day fast. One group was quietly huddled together, but the other group was active and alert. The difference? The second set of mice had been engineered so their brains produced more SIRT1, a protein known to play a role in aging and longevity.