Survival of transferred C57BL mouse embryos: effects of age of donor and recipient.
D000818:Animals; D001755:Blastocyst; D004622:Embryo, Mammalian / Q000502:physiology*; D005260:Female; D006801:Humans; D008423:Maternal Age; D051379:Mice; D008810:Mice, Inbred C57BL; D010053:Ovary / Q000502:physiology; D010063:Ovum; D011247:Pregnancy