FINE STRUCTURE OF MESODERMAL AND ENTODERMAL CELLS OF THE BLASTOPORAL GROOVE IN THE TREEFROG. HYLA REGILLA.
D000818:Animals; D001001:Anura; D004622:Embryo, Mammalian; D004625:Embryo, Nonmammalian; D005775:Gastrula; D008648:Mesoderm; D011247:Pregnancy; D011898:Ranidae; D012106:Research
EMBRYO; EXPERIMENTAL LAB STUDY; FROGS; MESODERM; PREGNANCY