title: Time of appearance of human placental lactogen in the embryo.
mesh_terms: D000293:Adolescent; D000328:Adult; D003593:Cytoplasm / Q000032:analysis; D004622:Embryo, Mammalian / Q000032:analysis*; D005260:Female; D005455:Fluorescent Antibody Technique; D005865:Gestational Age; D006651:Histocytochemistry; D006801:Humans; D010926:Placental Hormones / Q000032:analysis*; D010928:Placental Lactogen / Q000032:analysis; D011247:Pregnancy; D014327:Trophoblasts / Q000032:analysis
chemical_list: D010926:Placental Hormones; D010928:Placental Lactogen