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Best known for his contributions to the field of embryology, Karl Ernst von Baer also pursued a variety of other areas of study including medicine,…
PeopleEpigenomicsBiographyEpigeneticsConrad Hal Waddington's Organisers and Genes, published in 1940, is a summary of available research and theoretical framework for many concepts…
LiteratureOrganizers, EmbryonicPublicationsdifferentiationMizuko Kuyo is a Japanese Buddhist ceremony that focuses on a deceased fetus or stillborn child. This ceremony was originally developed to honor Jizo…
Fetal propitiatory rites--BuddhismAbortionFetusStillbirthBuddhismQuickening, the point at which a pregnant woman can first feel the movements of the growing embryo or fetus, has long been considered a pivotal…
Human DevelopmentethicsReproductionFetusAbortionResearch in chemical induction seeks to identify the compound or compounds responsible for differentiation in a developing embryo. Soren Lovtrup…
Cell differentiationEmbryosDevelopmental BiologyNotochordWaddington, C. H. (Conrad Hal), 1905-1975The syncytial theory of neural development was proposed by Victor Hensen in 1864 to explain the growth and differentiation of the nervous system.…
Hensen, Victor, 1835-1924Nervous SystemNeuronsThe epigenetic landscape is a concept representing embryonic development. It was proposed by Conrad Hal Waddington to illustrate the various…
Waddington, C. H. (Conrad Hal), 1905-1975EpigeneticsCell differentiationEmbryologyDevelopmental BiologyNerve growth factor (NGF) is a signaling protein and growth factor implicated in a wide range of development and maintenance functions. NGF was…
Nerve Growth FactorChicks"In vitro Experiments on the Effects of Mouse Sarcomas 180 and 37 on the Spinal and Sympathetic Ganglia of the Chick Embryo" were experiments…
Levi-Montalcini, RitaChickens--EmbryosHamburger, Viktor, 1900-2001Developmental BiologyEmbryologyIn "Selective Growth Stimulating Effects of Mouse Sarcoma on the Sensory and Sympathetic Nervous System of the Chick Embryo," Rita Levi-Montalcini…
Chick EmbryoExperimentsChicksMice