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| | Edmond H. Fischer 1920 - Edwin G. Krebs 1918 |
 | | This is called "phosphorylation." Fischer and Krebs first purified and described an enzyme which regulates proteins by removing phosphate groups from the protein-"reversible protein phosphorylation." They did this by studying how muscles get energy to contract. |
 | | Edmond Fischer was born in Shanghai, China, April 6, 1920 to an Austrian father and French mother. |
 | | Edwin G. Krebs, born in Lansing, Iowa, June 6, 1918, studied chemistry, biology and physics at the University of Illinois. |
| history.nih.gov /exhibits/rodbell/1_Fischer_Krebs.htm (399 words) |
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