title: Fertilization in vitro of eggs and first cleavage of embryos in different strains of mice.
mesh_terms: D000818:Animals; D002970:Cleavage Stage, Ovum / Q000378:metabolism*; D005260:Female; D005307:Fertilization in Vitro; D008297:Male; D051379:Mice / Q000235:genetics*; D008815:Mice, Inbred Strains / Q000235:genetics; D013997:Time Factors