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- Falcone, E.; Cordioli, P.; Tarantino, M.; Muscillo, M.; Sala, G.; LaRosa, G.; Archetti, I.L.; Marianelli, C.; Lombardi, G.; Tollis, M.
- Veterinary research communications 2003 v.27 no.7 pp. 577-589
- infectious bovine rhinotracheitis, etc ; neutralization; RNA; cell culture; disease outbreaks; viruses; Bovine viral diarrhea virus 1; neutralizing antibodies; calves; blood; Show all 10 Subjects
- ... A non-cytopathic strain of BVDV-2 was isolated from a batch of live infectious bovine rhinotracheitis (IBR) vaccine, and inoculated intranasally into four 3-month-old calves. Severe signs of disease developed by days 4 and 6 in three of the calves, free of BVDV and antibodies to BVDV, that had been exposed to the virus. These calves survived the acute phase of the infection and progressively recov ...