title: Free Amino Acids and Peptides in Frog Embryos.
authors.forename: C T
authors.initials: CT
authors.lastname: Li
authors.forename: E
authors.initials: E
authors.lastname: Roberts
mesh_terms: D000596:Amino Acids; D000818:Animals; D001001:Anura; D004626:Embryology; D010455:Peptides; D011898:Ranidae
chemical_list: D000596:Amino Acids; D010455:Peptides