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Heymans, Corneille

(Encyclopedia)Heymans, Corneille kôrnāˈyə hīˈmäns [key], 1892–1968, Belgian physiologist. His contributions to the physiology of circulation include a study of the sensory mechanism through which arterial ...

Hodgkin, Sir Alan Lloyd

(Encyclopedia)Hodgkin, Sir Alan Lloyd, 1914–98, English biophysicist. For their work in analyzing the electrical and chemical events in nerve-cell discharge, he and Andrew Huxley shared with Sir John Eccles the 1...

ammoniac

(Encyclopedia)ammoniac or gum ammoniac əmōˈnēăkˌ [key], yellowish substance with a sickening, bitter taste, obtained from the milky exudate of the injured stem of a plant (Dorema ammoniacum) found in Iran, In...

Dam, Henrik

(Encyclopedia)Dam, Henrik hănˈrēk däm [key], 1895–1976, Danish biochemist. He identified vitamin K in 1934 and later investigated the role of vitamin E in nutrition. The 1943 Nobel Prize in Physiology or Medi...

Chaptal, Jean Antoine

(Encyclopedia)Chaptal, Jean Antoine zhäN äNtwänˈ shäptälˈ [key], 1756–1832, French chemist, industrialist, and statesman. He became (1781) professor of chemistry at Montpellier, and during the Revolution h...

Bartlett, Josiah

(Encyclopedia)Bartlett, Josiah, 1729–95, political leader in the American Revolution, signer of the Declaration of Independence, b. Amesbury, Mass. He practiced medicine in Kingston, N.H., and was a delegate to t...

polyp

(Encyclopedia)polyp, in medicine, a benign tumor occurring in areas lined with mucous membrane such as the nose, gastrointestinal tract (especially the colon), and the uterus. Some polyps are pedunculated tumors, i...

Theorell, Axel Hugo Teodor

(Encyclopedia)Theorell, Axel Hugo Teodor, 1903–82, Swedish biochemist, M.D. Caroline Institute, Stockholm, 1930. The results of an illness caused him to abandon his career as a physician, and he began to teach at...

Wagner-Jauregg, Julius

(Encyclopedia)Wagner-Jauregg, Julius yo͞oˈlyo͝os vägˈnər-youˈrĕk [key], 1857–1940, Austrian neurologist and pioneer in fever therapy. He was professor at the Univ. of Vienna from 1893 to 1928. He introduc...

Southern California, University of

(Encyclopedia)Southern California, University of, at Los Angeles; coeducational; chartered and opened 1880. The university has a liberal arts college and a graduate school as well as schools of architecture, urban ...