Abstract
Papillomaviruses are oncogenic and cause papillomas and fibropapillomas. Bovine papillomavirus-1 (BPV-1) DNA was found in cow uterine washings, placenta, amniotic fluid, and whole blood; BPV-1 DNA sequences have been detected in warts, whole blood, placenta, and amniotic fluid samples from a cow, and in blood samples from her calf collected immediately after birth. BPV-2 DNA was detected …