485 bytes added
, 10:47, 22 May 2010
*2 groups:
#Fibropapillomas: viral DNA sequences, but no virus found
#Epithelial Papillomas: virus found
*Calves most commonly affected
*Usually resolves spontaneously
*Can undergo malignant transformation to alimentary carcinomas
**Usually concurrent with grazing bracken (co-carcinogen) and ingesting quercetin (immunosuppressant)
*Can cause squamous cell carcinoma of the eye in Hereford cattle, where UV light acts as the co-carcinogen
[[Category:Papomaviridae]][[Category:Cattle]]