title: Isolation of a clone of herpes simplex virus highly attenuated for newborn mice and hamsters.
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D001835:Body Weight; D002642:Chick Embryo; D006224:Cricetinae; D046508:Culture Techniques; D051379:Mice; D009858:Oncogenic Viruses / Q000472:pathogenicity; D018139:Simplexvirus / Q000302:isolation & purification / Q000472:pathogenicity*; D013997:Time Factors; D014776:Virus Cultivation