Edmund Beecher Wilson

See also: Wilson

Edmund Beecher Wilson is a zoologist and a American geneticist , born the October 19th 1856 with Geneva (Illinois) and dead the March 3rd 1939.

Biography

Diploma with Yale in 1878, it supports its doctorate with the Université Johns Hopkins in 1881. It gives courses to the Williams College in 1883 - 1884, with the Massachusetts Institute off Technology in 1884 - 1885 and is professor of biology to the Bryn Mawr College of 1885 with 1891. It leaves to the Université Columbia where ajoint of biology of 1891 with is initially professor 1894, professor of Zoologie of the Invertébré S of 1894 with 1897 then professor of zoology starting from this date.

Wilson is regarded as the first cellular biologist of the the United States. In 1898, it uses the similarities existing in the Embryon S to describe the relations Phylogénétique S. By observing the division of the cells spinales at the stage pre-differentiated (Blastocyste) at the Mollusque S, the towards dishes and the Annélide S, it concludes that the same bodies come from the same group of cells and it concludes that all these organizations must necessarily have a common ancestor. He also discovers the role of the Chromosome XY in the determination of the sex in 1905. Nettie Stevens (1861-1912) made a similar discovery the same year but independently.

Wilson written of many articles on the Embryology and is president of the American Association for the Advancement off Science in 1913. He is foreign member of the Royal Society in 1921.

Appendices

List partial of the publications

  • 1887 : with William Thompson Sedgwick (1855-1921) Year Introduction to General Biology
  • 1889: The Embryology off the Earthworm
  • 1893: Amphioxus, and the Mosaic Theory off Development
  • 1895: Atlas off Fertilization and Karyokinesis
  • 1896: The Concealment in Development and Inheritance (republished in 1915)

Sources

  • Al-Awqati, Q. (2002). Edmund Beecher Wilson: America' S First Biologist Concealment. Living room Legacies, Columbia University.
  • Gilbert, S.F. (2003). Edmund Beecher Wilson and Frank R. Lillie and the relationship between evolution and development, Developmental Biology , Seventh edition, Sinauer

Bibliographical orientation

  • H.T. Morgan (1940). Edmund Beecher Wilson. 1856-1939, Obituary Notes off Fellows off the Royal Society , 3 (8): 123-138.

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