Filter my results
The Spemann-Mangold organizer, also known as the Spemann organizer, is a cluster of cells in the developing embryo of an amphibian that induces…
EmbryosAmphibiansSpemann, Hans, 1869-1941EmbryologyGastrulationA PhD and medical doctor turned ethicist, Leon Kass calls himself an unlicensed humanist. Throughout his unique career he has sought to impact others…
PeoplebioethicsethicsReproductionBiographyOn 9 August 2001, US President George W. Bush gave an eleven-minute speech from his ranch in Crawford, Texas, on the ethics and fate of federal…
LiteratureStem CellsHuman DevelopmentRobert Geoffrey Edwards worked with Patrick Christopher Steptoe to develop in-vitro fertilization (IVF) techniques during the 1960s and 1970s in the…
PeopleFertilization in VitroReproductionBiographyFertilizationInduced pluripotent stem cells (iPSCs) are studied carefully by scientists not just because they are a potential source of stem cells that…
LiteratureStem CellsPublicationsRegeneration