Andre Lwoff

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Lwoff, André

(äNdrā` ləwôf`), 1902–94, French microbiologist, b. Ainay-le-Château, Allier dept., central France, of Russian-Polish origin. He was educated in France and in 1925 began a long association with the Pasteur Institute in Paris. In 1959 he also became a professor at the Sorbonne. In the 1920s his study of the morphogenesis of protozoansprotozoan
, informal term for the unicellular heterotrophs of the kingdom Protista. Protozoans comprise a large, diverse assortment of microscopic or near-microscopic organisms that live as single cells or in simple colonies and that show no differentiation into tissues.
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 led to the discovery of extranuclear inheritance in these organisms. His treatise L'évolution physiologique, published in 1941, developed the thesis of biochemical evolution by progressive losses of biosynthetic capacity. He shared the 1965 Nobel Prize in Physiology or Medicine with Jacques Monod and François Jacob for his discovery that the genetic material of a virus can be assimilated by bacteria and passed on to succeeding generations.
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He became a charter member of the International Committee on Nomenclature of Viruses (changed to the International Committee on the Taxonomy of Viruses in 1973) as it was established by Sir Christopher Andrewes, Andre Lwoff, and Peter Wildy at the International Congress of Microbiology in Moscow in 1966.
10) made by Edouard Chatton (France, 1882-1947)*, Harold Kirby (California, 1900-1950; Kirby, 1944), Andre Lwoff (France, 1902-1994)[dagger], and Karl Belar (Germany, 1895-1931; Belar, 1926).