title: In-vitro fertilization of ova from senescent mice and hamsters.
mesh_terms: D000375:Aging; D000818:Animals; D006224:Cricetinae; D004780:Environment, Controlled; D004971:Estrus; D005260:Female; D005306:Fertilization; D066298:In Vitro Techniques; D008027:Light; D008297:Male; D051379:Mice; D008815:Mice, Inbred Strains; D011247:Pregnancy; D013084:Sperm-Ovum Interactions; D013480:Superovulation; D013997:Time Factors