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Frederik Ruysch made anatomical drawings and collected and preserved human specimens, many of which were infants and fetuses, in the Netherlands…
PeopleRuysch, Frederik, 1638-1731ObstetriciansMedical JurisprudenceEmbalmingJames Marion Sims developed a surgical cure for ruptures of the wall separating the bladder from the vagina during labor, ruptures called vesico-…
PeopleSims, J. Marion (James Marion), 1813-1883Speculum (Medicine)Fistula, Vesico-vaginalSurgeryFrederik Ruysch made anatomical drawings and collected and preserved human specimens, many of which were infants and fetuses, in the Netherlands…
PeopleRuysch, Frederik, 1638-1731ObstetriciansMedical JurisprudenceEmbalmingEduard Friedrich Wilhelm Pflüger was a physiologist known for his research on respiration, the respiratory quotient, experimenting on the effects of…
PeopleRespiratory quotientRespirationEmbryologyEmbryosRichard Woltereck was a German zoologist and hydrobiologist who studied aquatic animals and extended the concept of Reaktionsnorm (norm of reaction)…
PeopleEvolutionHeredityEmbryologyAquatic animalsLeo Loeb developed an experimental approach to studying cancer and pioneered techniques for tissue culture and in vitro tissue transplantation which…
PeopleMarine Biological Laboratory (Woods Hole, Mass.)Embryology, ExperimentalTissue cultureEmbryosRudolf Carl Virchow lived in nineteenth century Prussia, now Germany, and proposed that omnis cellula e cellula, which translates to each cell comes…
PeopleCellsPathology, CellularPathology, Comparativepublic healthSir Graham Collingwood Liggins devoted much of his professional life to obstetric research. Liggins demonstrated that hormones created by the fetus…
PeopleObstetriciansFetusEmbryosPregnancyEdward Drinker Cope studied fossils and anatomy in the US in the late nineteenth century. Based on his observations of skeletal morphology, Cope…
PeopleBiographyAnatomyEvolutionThomas Joseph King Jr. was a developmental biologist who, with fellow scientist Robert Briggs, pioneered a method of transplanting nuclei from…
PeopleNuclear Transfer TechniquesBiographyNuclear TransplantationCancer