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Chorionic villus sampling (CVS) is a test used for prenatal diagnosis. Safe to perform at an earlier stage in pregnancy than amniocentesis, CVS is…
TechnologyChorionic Villus SamplingChorionic Villi SamplingReproductionIn the early twentieth century, Paul Kammerer conducted a series of experiments to demonstrate that organisms could transmit characteristics acquired…
Kammerer, Paul, 1880-1926SalamandraLaboratory animals--Breeding--ExperimentsLamarck, Jean Baptiste Pierre Antoine de Monet de, 1744-1829. Philosophie zoologique. EnglishHeredityJoseph Needham was an embryologist and biochemist who is most noted in science for his studies on induction in developing embryos. Needham worked…
PeopleEmbryonic InductionBiographyOvarian hyperstimulation syndrome, abbreviated OHSS, is an atypical reaction that women may experience in response to excessive hormones, and often…
Fertility clinicsFertility, HumanFertilization in vitro, HumanOvulationOvulation--InductionIn the article “The History of Twins, As a Criterion of the Relative Powers of Nature and Nurture,” Francis Galton describes his study of twins.…
LiteratureNature and nurtureGeneticsHeredityTwinsIn 1913, Alfred Henry Sturtevant published the results of experiments in which he showed how genes are arranged along a chromosome. Sturtevant…
DrosophilaHeredityInheritance of acquired charactersColumbia University--Graduate studentsMutationRobert Alan Good was an American physician and scientific researcher who explored the cellular mechanisms of immunity. His research and discoveries…
PeopleBiographyImmunologyJan Swammerdam, known as the founder of the preformation theory based on his extensive research on insect development, was born on 12 February 1637…
PeopleBiographyIn 1969, Roy J. Britten and Eric H. Davidson published Gene Regulation for Higher Cells: A Theory, in Science. A Theory proposes a minimal model…
LiteratureGenetic regulationCell differentiationEvolutionGenesDell Publishing in New York City, New York, published Lennart Nilsson's A Child Is Born in 1966. The book was a translation of the Swedish version…
LiteraturedevelopmentPregnancyfetal developmentFetal Growth