
Normally, when mammals (including humans) are exposed to very loud sounds, permanent hearing loss may result due to cochlear hair cell injury. However, an experimental drug code-named LY411575 was found to regenerate new hair cells by suppressing a protein called Notch.In essence, this drug restored hearing to mice deafened by loud noise.Listen to an explanation by Harvard researcher Dr. Edge in this video.However, human trials are a very long...