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 cafe in Taiwan, they were initially popularized in Japan. One Japanese tourist visited Taiwan and discovered the potential of animal cafe. Then he came back to Japan and established the first animal cafe in Osaka in 2004. Nowadays, Japan is known as the country which has the most animal cafes in the world. Although there are some countries in Europe and America which also have animal cafes such as Spain, Germany, France, United States, Australia. United Kingdoms etc, animal cafes are still more popular in Asian countries yet. When the animal cafe was first created in Taiwan and Japan, it was