Filter my results
Nuclear transplantation is a method in which the nucleus of a donor cell is relocated to a target cell that has had its nucleus removed (enucleated…
Cell nuclei--TransplantationNuclear TransplantationThe 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, 1869-1941EmbryologyGastrulationEmbryonic differentiation is the process of development during which embryonic cells specialize and diverse tissue structures arise. Animals are made…
differentiationThe hedgehog signaling pathway is a mechanism that regulates cell growth and differentiation during embryonic development, called embryogenesis, in…
Drosophila melanogasterCyclopiaGenetic regulationZebra danioGenesEarly in the process of development, vertebrate embryos develop a fold on the neural plate where the neural and epidermal ectoderms meet, called the…
VertebratesdevelopmentGerm LayersNeural CrestNeural Crest CellsViktor 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 FactorBiographyNeuronsThe Sex-determining Region Y (Sry in mammals but SRY in humans) is a gene found on Y chromosomes that leads to the development of male phenotypes,…
Y ChromosomeTestisEmbryosChromosomesSex ChromosomesFetal programming, or prenatal programming, is a concept that suggests certain events occurring during critical points of pregnancy may cause…
Diabetes in pregnancyMaternal-Fetal ExchangeMetabolism in pregnancyMaternal-Fetal MedicineMothers--NutritionHans Spemann was an experimental embryologist best known for his transplantation studies and as the originator of the "organizer" concept. One of his…
PeopleSpemann, Hans, 1869-1941TransplantationBiographyThe Law of Acceleration of Growth is a theory proposed by Edward Drinker Cope in the US during the nineteenth century. Cope developed it in an…
developmentEvolutionCope, E. D. (Edward Drinker), 1840-1897Growth and Development