Sirtuin 1, also known as NAD-dependent deacetylase sirtuin-1, is a protein that in humans is encoded by the SIRT1 gene. SIRT1 stands for sirtuin 1, referring to the fact that its sirtuin homolog in yeast is Sir2. From Wikipedia
This research will inform dosing protocols supporting safety evaluations in future clinical testing of psilocybin's geroprotective effects.