title: Lack of species specificity of starfish maturation-promoting factor.
mesh_terms: D000818:Animals; D002477:Cells; D003593:Cytoplasm / Q000378:metabolism*; D005260:Female; D007447:Invertebrate Hormones / Q000502:physiology*; D009490:Neurosecretory Systems / Q000502:physiology; D009866:Oogenesis; D013045:Species Specificity; D013215:Starfish / Q000502:physiology*
chemical_list: D007447:Invertebrate Hormones