Macleod, John James Rickard


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Macleod, John James Rickard

(rĭk`ərd məkloud`), 1876–1935, Scottish physiologist, educated at Aberdeen and Leipzig. He was a professor at Western Reserve Univ. (1903–18) and at the Univ. of Toronto (1918–28) and later taught at the Univ. of Aberdeen. For the discovery of insulin and the studies of its use in treating diabetes he shared with F. G. BantingBanting, Sir Frederick Grant,
1891–1941, Canadian physician, M.D. Univ. of Toronto, 1922. From 1923 he was professor of medical research at Toronto. Working with C. H. Best under the direction of J. J. R.
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 the 1923 Nobel Prize in Physiology or Medicine. His works include Diabetes (1913), Physiology and Biochemistry in Modern Medicine (with others, 1918; 9th ed. Macleod's Physiology in Modern Medicine, 1941), and Carbohydrate Metabolism and Insulin (1926).

Macleod, John James Rickard

 

Born Sept. 6, 1876, in Cluny, Perth, Scotland; died Mar. 16, 1935, in Aberdeen. British physiologist.

Macleod studied at Marischal College in Aberdeen and the University of Leipzig. From 1903 to 1918 he worked in the USA; from 1918 he was professor of physiology at the University of Toronto (Canada). He studied the functions of the respiratory center of the brain, experimental glycosuria, the formation of lactic acid, and the sugar content in the blood. Together with F. G. Banting and C. H. Best, Macleod discovered insulin while studying diabetes. He was awarded the Nobel Prize in 1923, jointly with F. G. Banting.