Congratulations, Class of 2022!

In rollicking ceremony, UC Berkeley graduates cap a challenging college education

Keegan Houser

1971

Human pituitary growth hormone

The human pituitary growth hormone (somatotropin) is isolated and, in 1971, synthesized by biochemistry professor Choh Hao Li.

Iron Tsuba Japanese Emperor Symbol, Paulownia leafs 81,8 x 4,1 mExplore the timeline