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Viktor Hamburger was an embryologist who focused on neural development. His scientific career stretched from the early 1920s as a student of Hans…
PeopleHamburger, Viktor, 1900-2001Nerve Growth FactorBiographyNeuronsAs one of the researchers involved in the development of the oral contraceptive pill, Min Chueh Chang helped to revolutionize the birth control…
ContraceptionReproductionBiographyRobert 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 TransplantationBiographyFlorence Rena Sabin had successful careers as both a researcher and public health reformer. When Johns Hopkins University Medical School opened,…
PeopleBiographypublic healthEducationAs one of the first to work at the Carnegie Institution of Washington Department of Embryology, Warren Harmon Lewis made a number of contributions to…
PeopleBiographyEducationCarnegie Institution of WashingtonSamuel Randall Detwiler was an embryologist who studied neural development in embryos and vertebrate retinas. He discovered evidence for the…
PeopleTransplantationBiographyNeuronsStanley 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 FactorSt. Augustine of Hippo, born Aurelius Augustinus to a respectable family in the year 354 CE, is now considered one of the foremost theologians in the…
PeoplereligionBiographyCatholicismFetusAntoni van Leeuwenhoek was born in Delft, the Netherlands, on 24 October 1632 to Margriet Jacobsdochter van den Berch and Philips Thooniszoon, both…
BiographyMicroscopyLazzaro Spallanzani's imaginative application of experimental methods, mastery of microscopy, and wide interests led him to significant contributions…
PeopleRegenerationBiography