title: Virus particles in early mouse embryos.
mesh_terms: D000818:Animals; D004622:Embryo, Mammalian / Q000382:microbiology*; D005260:Female; D005855:Germ Layers / Q000382:microbiology; D007181:Inclusion Bodies, Viral; D051379:Mice; D008807:Mice, Inbred BALB C; D008809:Mice, Inbred C3H; D008810:Mice, Inbred C57BL; D008813:Mice, Inbred ICR; D008854:Microscopy, Electron; D010063:Ovum / Q000382:microbiology; D014780:Viruses / Q000302:isolation & purification*