Altos Labs

Stories

First human trial of cellular rejuvenation therapy begins after two decades of research

Began early human safety testing in August 2025; transitioning toward clinical stage

In 2006, Shinya Yamanaka showed that four genes could rewind an adult cell all the way back to an embryonic-like state. Twenty years later, a stripped-down version of that technique is being injected into human eyes for the first time.

Updated May 30