Carl peter henrik dam biography of abraham

Danish biochemist and physiologist (1895–1976)

For the Danish transport minister, see Henrik Dam Kristensen.

Carl Peter Henrik Dam (21 February 1895 – 17 April 1976) was a Danish biochemist and physiologist.

He was awarded the Nobel Prize in Medicine in 1943 for joint work with Edward Doisy in discovering vitamin K and its role in humanphysiology.

Biography of Carl Peter Henrik Dam - researchaid.com

Dam's key experiment involved feeding a cholesterol-free diet to chickens.^[1] He initially replicated experiments reported by scientists at the Ontario Agricultural College (OAC).^[2] McFarlane, Graham and Richardson, working on the chick feed program at OAC, had used chloroform to remove all fat from chick chow.

They noticed that chicks fed only fat-depleted chow developed hemorrhages and started bleeding from tag sites.^[3] Dam found that these defects could not be restored by adding purified cholesterol to the diet. It appeared that—together with the cholesterol—a second compound had bee