title: Experimental chimaeras and the study of differentiation.
mesh_terms: D000818:Animals; D001755:Blastocyst / Q000502:physiology; D002454:Cell Differentiation; D002455:Cell Division; D002678:Chimera; D004622:Embryo, Mammalian / Q000502:physiology*; D005260:Female; D014644:Genetic Variation; D008297:Male; D051379:Mice; D009154:Mutation; D011247:Pregnancy; D013724:Teratoma / Q000235:genetics