Peter Attia· MD
Lenny and we didn't discover certo was already known as a silencing protein that controlled the mating type in other words the sex of a soul and if you don't have the silencing what happens is that the yeast cells get confused because they're now turning on genes for a and alpha which means male and female and you cell that doesn't know if it's male or female will not mate and it's become sterile and turns out that's a hallmark of yeast aging is sterility