Word: riboflavin
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Dates: during 1930-1939
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...award in Chemistry (deferred from last year) went to Professor Richard Kuhn of Berlin, who isolated Vitamin B 2 (also called lactoflavin or riboflavin). The 1939 award in Chemistry was divided between Professor Adolf Butenandt, also of Berlin, and Professor Leopold Ruzicka of Zurich. Butenandt isolated the male sex hormone, androsterone, and Ruzicka first synthesized it from the fat of sheep's wool...
...relatives of the C tribe are known as J and P. Most practical name-calling, so far as scientific convenience is concerned, would be to recognize each vitamin by its chemical name. Thus vitamin E would be known as alpha tocopherol, C as ascorbic acid, B² as riboflavin. But since the word vitamin is as popular with laymen as "calory" once was, chemists will probably continue in their alphabetical way until they bump into...
...EMPLOYMENT SHOWS DECLINE (WPA) . . . TEACHING TOLERANCE A MAJOR PROBLEM IN 1939 (Office of Education) . . . ELECTION SCHEDULED AT ARAGON-BALDWIN COTTON MILLS (NLRB) . . . IMPORTANCE OF RIBOFLAVIN IN HUMAN DIET (Public Health Service...
...vitamin B complex" contains at least 15 different entities, including B1 (prevents beri-beri); Bu (called riboflavin, prevents cataracts) ; nicotinic acid (prevents pellagra); a factor which prevents grey hair...