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Wilhelm August Oscar Hertwig (1849-1922)
By: Benjamin Garcia, Katherine Brind'Amour
| Published: Nov 01, 2007
Wilhelm August Oscar Hertwig contributed to embryology through his studies of cells in development and his discovery that only one spermatozoon is…
PeopleFertilizationBiographySpermOva
Wilhelm His, Sr. (1831-1904)
By: Kimberly A. Buettner
| Published: Nov 01, 2007
Wilhelm His, Sr. was born on 9 July 1831 in Basel, Switzerland, to Katharina La Roche and Eduard His. He began his medical studies at Basel in 1849…
PeopleBiographyHuman Development
Stanley Cohen (1922- )
By: Adam R. Navis
| Published: Nov 01, 2007
Stanley Cohen is a biochemist who participated in the discovery of nerve growth factor (NGF) and epidermal growth factor (EGF). He shared the 1986…
PeopleNerve Growth FactorBiographyEpidermal Growth Factor
George Washington Corner (1889-1981)
By: Kimberly A. Buettner
| Published: Nov 01, 2007
As the third director of the Carnegie Institute of Washington s Department of Embryology, George Washington Corner made a number of contributions to…
PeopleBiographyCarnegie Institution of WashingtonEducation
Libbie Henrietta Hyman (1888-1969)
By: Kristin Bolfert
| Published: Nov 01, 2007
Libbie Henrietta Hyman was born into a recently immigrated Jewish family on 6 December 1888 in Des Moines, Iowa. One of many siblings and daughter to…
PeopleZoologyBiography
Joseph Needham (1900-1995)
By: Adam R. Navis
| Published: Nov 01, 2007
Joseph Needham was an embryologist and biochemist who is most noted in science for his studies on induction in developing embryos. Needham worked…
PeopleEmbryonic InductionBiography
Karl Ernst von Baer (1792-1876)
By: Kimberly A. Buettner
| Published: Oct 31, 2007
Best known for his contributions to the field of embryology, Karl Ernst von Baer also pursued a variety of other areas of study including medicine,…
PeopleEpigenomicsBiographyEpigenetics
Abraham Trembley (1710-1784)
By: Mary E. Sunderland
| Published: Oct 31, 2007
Abraham Trembley's discovery of the remarkable regenerative capacity of the hydra caused many to question their beliefs about the generation of…
PeopleRegenerationBiographyHydra
Jan Swammerdam (1637-1680)
By: Kimberly A. Buettner
| Published: Oct 31, 2007
Jan Swammerdam, known as the founder of the preformation theory based on his extensive research on insect development, was born on 12 February 1637…
PeopleBiography
Thomas Hunt Morgan (1866-1945)
By: Mary E. Sunderland
| Published: Sep 25, 2007
Although best known for his work with the fruit fly, for which he earned a Nobel Prize and the title "The Father of Genetics," Thomas Hunt Morgan's…
PeopleMorgan, Thomas Hunt, 1866-1945Genetics, ExperimentalNobel Prize winnersDrosophila melanogaster