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radiation sickness
(Encyclopedia) radiation sickness, harmful effect produced on body tissues by exposure to radioactive substances. The biological action of radiation is not fully understood, but it is believed that a…Murad, Ferid
(Encyclopedia) Murad, Ferid, 1936–, American pharmacologist, b. Whiting, Ind., M.D., Ph.D. Western Reserve Univ. (now Case Western Reserve Univ.), 1965. Murad taught at the Univ. of Virginia (1975–81…Didrikson, Babe
(Encyclopedia) Didrikson, Babe (Mildred Didrikson)Didrikson, Babedēˈdrĭksən [key], 1913–56, American athlete, generally considered the greatest woman athlete of modern times, b. Port Arthur, Tex. At…horse latitudes
(Encyclopedia) horse latitudes, two belts of latitude where winds are light and the weather is hot and dry. They are located mostly over the oceans, at about 30° lat. in each hemisphere, and have a…Halsted, William Stewart
(Encyclopedia) Halsted, William StewartHalsted, William Stewarthôlˈstĭd [key], 1852–1922, American surgeon, b. New York City, M.D. College of Physicians and Surgeons, 1877. He practiced in New York…Semenza, Gregg Leonard
(Encyclopedia) Semenza, Gregg Leonard, 1956–, American oncologist and molecular biologist, b. New York City, Ph.D. Univ. of Pennsylvania, 1984. Semenza has spent his entire career at the Johns…ultraviolet radiation
(Encyclopedia) ultraviolet radiation, invisible electromagnetic radiation between visible violet light and X rays; it ranges in wavelength from about 400 to 4 nanometers and in frequency from about…mastitis
(Encyclopedia) mastitismastitismăstīˈtĭs [key], inflammation of the breast. Mastitis most commonly occurs in nursing mothers between the first and third weeks after childbirth, usually of the first…Leo, in astronomy
(Encyclopedia) Leo [Lat.,=the lion], northern constellation lying S of Ursa Major and on the ecliptic (apparent path of the sun through the heavens) between Cancer and Virgo; it is one of the…Koprowski, Hilary
(Encyclopedia) Koprowski, Hilary, 1916–2013, Polish-American microbiologist and immunologist, b. Warsaw, M.D. Univ. of Warsaw, 1939. He fled Poland after the Nazi invasion (1939), making his way to…Trending
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