Word: prothrombin
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Dates: during 1940-1949
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...managed to reach the U.S. via Finland, is now doing research in biochemistry at the University of Rochester's medical school. In the early '30s he noticed that baby chicks on a restricted diet had tiny hemorrhages under their skins. Their blood, he found, contained very little prothrombin, a blood element necessary for clotting. He cured them by feeding them pigs' liver, alfalfa, cabbage, spinach, etc. In 1935 he announced that he had isolated the curative substance from the foods, called it vitamin K after his scientific word for it-Koagulationsvitamine...
...much risk of death from disease and wounds as in World War I. One of the great advances has been in the field of blood plasma. Plasma has been split into several useful components: albumins, which proved even better than whole plasma in treating shock; blood-clotting factors (prothrombin and fibrinogen), which look very promising in the treatment of hemorrhage and burns; antibodies, which have been tried as injections against virus diseases, have already worked well in preventing measles...
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