title: Passage of mengovirus through the zona pellucida of the mouse morula.
mesh_terms: D000818:Animals; D004622:Embryo, Mammalian / Q000382:microbiology*; D004686:Encephalomyocarditis virus / Q000378:metabolism*; D005260:Female; D051379:Mice; D010063:Ovum; D011247:Pregnancy