Jack Orloff

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Head and shoulders portrait of Jack Orloff, 1943 Director, Division of Intramural Research, National Heart and Lung Institute, National Institutes of Health. Leader in advancing the discipline of physiology. Investigators in acidification of the urine, hypokalemic alkalosis, the metabolism and excretion of ammonia and the endocrine control of sodium excretion.

Otto Loewi, 1873-1961

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Head and shoulders three-quarter view of Dr. Otto Loewi. Dr. Loewi, who received the Nobel Prize in 1936 for his work on acetylcholine, was a war refugee when he was invited to join the Department of Pharmacology as Research Professor in 1940.