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John Tyler Bonner (1920- )
By: Mary E. Sunderland
| Published: May 09, 2008
The establishment and growth of developmental-evolutionary biology owes a great debt to the work of John Tyler Bonner. Bonner's studies of cellular…
PeopleDictyosteliidaBiographyMorphogenesisMulticellularity
James David Ebert (1921-2001)
By: Sheraden Seward
| Published: Sep 12, 2008
James David Ebert studied the developmental processes of chicks and of viruses in the US during the twentieth century. He also helped build and grow…
PeopleBiographyCarnegie Institution of WashingtonLaboratories
Rosalind Elsie Franklin (1920-1958)
By: Lindsey O'Connell
| Published: Nov 17, 2013
Rosalind Elsie Franklin worked with X-ray crystallography at King's College London, UK, and she helped determine the helical structure of DNA in the…
PeopleDNAX-Ray CrystallographyMolecular geneticsMolecular Biology
Gavin Rylands de Beer (1899-1972)
By: Megan Kearl
| Published: Jun 02, 2010
Gavin de Beer was an English zoologist known for his contributions to evolution and embryology, in particular for showing the inadequacy of the germ…
PeopleBiographyEvolutionZoology
Ross Granville Harrison (1870-1959)
By: Kimberly A. Buettner
| Published: Sep 01, 2007
A pioneer in experimental embryology, Ross Granville Harrison made numerous discoveries that advanced biology. One of the most significant was his…
PeopleHarrison, Ross G. (Ross Granville), 1870-1959Tissue Culture TechniquesBiographyTissue culture
Karl Wilhelm Theodor Richard von Hertwig (1850-1937)
By: Benjamin Garcia, Katherine Brind'Amour
| Published: Nov 01, 2007
Karl Wilhelm Theodor Richard von Hertwig is an important figure in the history of embryology for his contributions of artificial hybridization of sea…
PeopleZoologyBiographyHybridizationSea Urchins
Ricardo Hector Asch (1947- )
By: Hilary Gilson
| Published: Jun 10, 2009
Ricardo Hector Asch was born 26 October 1947 in Buenos Aires, Argentina, to a lawyer and French professor, Bertha, and a doctor and professor of…
PeopleFertilityethicsBiography
Richard Woltereck (1877-1944)
By: B. R. Erick Peirson
| Published: May 13, 2012
Richard Woltereck was a German zoologist and hydrobiologist who studied aquatic animals and extended the concept of Reaktionsnorm (norm of reaction)…
PeopleEvolutionHeredityEmbryologyAquatic animals
Thomas Joseph King Jr. (1921-2000)
By: Sean Cohmer
| Published: Jan 01, 2012
Thomas Joseph King Jr. was a developmental biologist who, with fellow scientist Robert Briggs, pioneered a method of transplanting nuclei from…
PeopleNuclear Transfer TechniquesBiographyNuclear TransplantationCancer
Robert William Briggs (1911-1983)
By: Adam R. Navis
| Published: Nov 08, 2007
Robert William Briggs was a prolific developmental biologist. However, he is most identified with the first successful cloning of a frog by nuclear…
PeopleNuclear Transfer TechniquesNuclear TransplantationBiography