title: Differentiation of the thyroid in the hypophysectomized chick embryo.
mesh_terms: D000818:Animals; D002454:Cell Differentiation; D002642:Chick Embryo; D007016:Hypophysectomy; D008854:Microscopy, Electron; D013961:Thyroid Gland / Q000196:embryology* / Q000502:physiology / Q000648:ultrastructure; D013974:Thyroxine / Q000097:blood
chemical_list: D013974:Thyroxine