title: Cell lineage and cell commitment in the early mammalian embryo.
mesh_terms: D000818:Animals; D002454:Cell Differentiation; D002678:Chimera; D004475:Ectoderm / Q000502:physiology; D004622:Embryo, Mammalian / Q000166:cytology*; D004707:Endoderm / Q000502:physiology; D005260:Female; D005819:Genetic Markers; D006801:Humans; D051379:Mice; D011247:Pregnancy
chemical_list: D005819:Genetic Markers