title: The amphibian gray crescent region--a site of developmental information?
mesh_terms: D000818:Animals; D001001:Anura; D001921:Brain / Q000002:abnormalities; D002467:Cell Nucleus / Q000187:drug effects; D003593:Cytoplasm / Q000528:radiation effects / Q000637:transplantation; D004625:Embryo, Nonmammalian / Q000528:radiation effects; D005260:Female; D005855:Germ Layers / Q000528:radiation effects; D008899:Mineral Oil; D009474:Neurons / Q000196:embryology; D053652:Nuclear Transfer Techniques; D010063:Ovum / Q000254:growth & development* / Q000528:radiation effects; D010907:Pituitary Hormones / Q000494:pharmacology; D011894:Rana pipiens / Q000196:embryology*; D013997:Time Factors; D014184:Transplantation, Homologous; D014466:Ultraviolet Rays
chemical_list: D010907:Pituitary Hormones; D008899:Mineral Oil