title: Inducers and 'organizers': Hans Spemann and experimental embryology.
authors.affiliation: Dept. of Biology, Washington University, St. Louis, MO 63130-4890.
authors.forename: G E
authors.initials: GE
authors.lastname: Allen
mesh_terms: D000818:Animals; D004626:Embryology / Q000266:history*; D004627:Embryonic Induction / Q000502:physiology*; D005775:Gastrula / Q000502:physiology*; D005858:Germany; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans