HealthAugust 15, 2026

sirtuin

sur-TOO-in

Definition

A type of protein that plays a role in cellular health and metabolism, often studied for its potential influence on aging processes.

Etymology

The word was coined as a blend of 'SIR2' (Silent Information Regulator 2, the original yeast protein it was named after) and the suffix '-uin' (suggestive of a protein or enzyme).

In the news

The article mentions sirtuin-related metabolism as one of the specific nutrient-sensing pathways that researchers are targeting to influence aging biology.

Deerfield Managing Partner Jim Flynn to Present at 13th ARDD Meeting

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Bioengineer.org

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