The Columbia Encyclopedia, Sixth Edition. 2001-07.
Fischer, Edmond H.
1920, American biologist, b. Shanghai, China. As researchers at the Univ. of Washington in Seattle, Fischer and Edwin G. Krebs discovered a biological regulatory mechanism, reversible protein phosphorylation, that affects nearly all human cells. For their work, Krebs and Fischer shared the 1992 Nobel Prize in Physiology or Medicine.