title: On the development of chicken adenohypophyseal melanophore-expanding activity.
mesh_terms: D000818:Animals; D002642:Chick Embryo / Q000502:physiology*; D002856:Chromatophores; D008547:Melanophores; D010902:Pituitary Gland / Q000502:physiology*; D010903:Pituitary Gland, Anterior / Q000502:physiology*; D011896:Rana temporaria