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Wilhelm Roux was an influential figure in the early history of experimental embryology. Although he originally studied medicine, he was invited to be…
LiteratureRoux, Wilhelm, 1850-1924ExperimentsFrogsOvaThe embryological treatise De formatione ovi et pulli (On the Formation of the Egg and of the Chick) was written by anatomist and embryologist…
LiteraturePublicationsOvaAnatomyOvum Humanum was written and compiled by Dr. Landrum Brewer Shettles while he worked as a doctor in New York. The publication contains an atlas of…
LiteraturePublicationsReproductionHuman DevelopmentOvaPreformationism was a theory of embryological development used in the late seventeenth through the late eighteenth centuries. This theory held that…
OvaSpermWilhelm August Oscar Hertwig contributed to embryology through his studies of cells in development and his discovery that only one spermatozoon is…
PeopleFertilizationBiographySpermOvaVictor Albrecht von Haller was an 18th century scientist who did extensive work in the life sciences, including anatomy and physiology, botany, and…
OvumOvaFetusSpermism was one of two models of preformationism, a theory of embryo generation prevalent in the late seventeenth through the end of the eighteenth…
SpermatozoaSpermOvaEduard Friedrich Wilhelm Pflüger was a physiologist known for his research on respiration, the respiratory quotient, experimenting on the effects of…
PeopleRespiratory quotientRespirationEmbryologyEmbryosCharles Manning Child designed an experimental test, the susceptibility assay, to measure the effects of different toxins on developmental processes…
TechnologyChild, Charles Manning, 1869-1954OvadifferentiationCharles Manning Child designed an experimental test, the susceptibility assay, to measure the effects of different toxins on developmental processes…
TechnologyChild, Charles Manning, 1869-1954Ovadifferentiation