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Banting, Sir Frederick Grant

(Encyclopedia)Banting, 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....

Rosset, Barney Lee, Jr.

(Encyclopedia)Rosset, Barney Lee, Jr., 1922–2012, American publisher, b. Chicago. As head (1951–85) of Grove Press, he published literary works previously deemed too obscene or unconventional for the reading pu...

ulcer

(Encyclopedia)ulcer, open sore or circumscribed erosion, usually slow to heal, on the skin or mucous membranes. It may develop as a result of injury; because of a circulatory disturbance, e.g., in varicose veins or...

heron

(Encyclopedia)heron hĕrˈən [key], common name for members of the family Ardeidae, large wading birds including the bittern and the egret, found in most temperate regions but most numerous in tropical and subtrop...

Doherty, Peter Charles

(Encyclopedia)Doherty, Peter Charles, 1940–, Australian immunologist, Ph.D., Univ. of Edinburgh, 1970. He was a research fellow at Australian National Univ. (1972–75), a professor at the Wistar Institute, Phila...

Crofton, Sir John Wenman

(Encyclopedia)Crofton, Sir John Wenman, 1912–2009, British physician, b. Dublin. He served in the British medical corps during World War II and during 1946–52 was part of a research team studying the effects of...

colchicine

(Encyclopedia)colchicine kŏlˈchəsēnˌ [key], alkaloid extracted from plants of the genus Colchicum and especially from the corms of the autumn crocus, Colchicum autumnale (see meadow saffron). The metabolic eff...

antisense

(Encyclopedia)antisense, DNA or RNA manipulated in a laboratory so that its components (nucleotides) form a complementary copy of normal, or “sense,” messenger RNA (mRNA; see nucleic acid). Antisense techniques...

Hansberry, Lorraine

(Encyclopedia)Hansberry, Lorraine, 1930–65, American playwright, b. Chicago, studied Univ. of Wisconsin, Madison, the New School, New York City. She grew up in a middle-class family on Chicago's South Side. In 19...

nitrogen mustard

(Encyclopedia)nitrogen mustard, any of various poisonous compounds originally developed for military use (see poison gas). Like mustard gas and lewisite, it is a vesicant (blistering agent). In the form of its crys...