Morphologic study of inclusions in tissues from pigs inoculated with cytomegalovirus.


Six 5-day-old gnotobiotic pigs inoculated intranasally with the J-1 strain of porcine cytomegalovirus (PCMV) were euthanatized within 9 to 18 days after inoculation. All pigs developed a subclinical form of PCMV infection and had characteristic intranuclear inclusions in all tissues. Morphologically, 2 types of inclusions were observed. One was a small… (More)