Jaagsiekte sheep retrovirus Jaagsiekte sheep retrovirus Jaagsiekte sheep retrovirus (JSRV) is a betaretrovirus which is the causative agent of a contagious lung cancer in sheep, called ovine pulmonary adenocarcinoma. JSRV is the virus that is the cause of the contagious lung tumors in sheep called ovine pulmonary adenocarcinoma (OPA). The disease has also been called "jaagsiekte", after the Afrikaans words for "chase" ("jaag") and "sickness" ("siekte"), to describe the respiratory distress observed in an animal out of breath from being chased, indicating the breathing difficulty experienced by infected sheep. Transmission of virus is through aerosol spread between sheep. The exogenous infectious form of
Animal print Animal print Animal print is a clothing and fashion style in which the garment is made to resemble the pattern of the skin and fur of an animal such as a leopard, cheetah, zebra, tiger, spotted hyena, striped hyena, African wild dog, giraffe or monkey. Animal print is also used for room decoration, handbags and footwear and even some jewelry. A major difference between animal prints and fur clothing is that animal prints today very often use fake fur instead of animal coat. Animal prints have long been a popular style for many reasons. For one, they are generally expensive