title: Comparative study of the monovalent cations on development of Bufo arenarum eggs.
mesh_terms: D000818:Animals; D002022:Bufo arenarum; D002414:Cations, Monovalent; D004625:Embryo, Nonmammalian / Q000187:drug effects / Q000502:physiology*; D005260:Female
chemical_list: D002414:Cations, Monovalent