Failure to reproduce the cytopathic effect and chorioallantoic membrane reactions of the so-called SMON herpesvirus.
D000818:Animals; D002642:Chick Embryo; D002823:Chorion / Q000382:microbiology; D003168:Complement Fixation Tests; D003588:Cytopathogenic Effect, Viral; D006168:Guinea Pigs; D006564:Herpesviridae / Q000276:immunology / Q000648:ultrastructure*; D009187:Myelitis / Q000382:microbiology*; D009902:Optic Neuritis / Q000382:microbiology*; D011817:Rabbits