[The essential character of the Spemann's organizer].
Hashimoto
C
C
Institute for Virus Research, Kyoto University, Japan.
D000818:Animals; D001368:Axis, Cervical Vertebra / Q000196:embryology; D004625:Embryo, Nonmammalian; D004627:Embryonic Induction; D009697:Nucleolus Organizer Region / Q000502:physiology*; D015398:Signal Transduction; D014982:Xenopus laevis / Q000196:embryology*