Ovine pulmonary adenocarcinoma as an animal model for human lung cancer, because OPA is histologically similar to human adenocarcinoma in situ of the lung. Dolly the sheep, the first mammal successfully cloned from an adult somatic cell, was euthanized after it was confirmed that she had OPA. Ovine pulmonary adenocarcinoma Ovine pulmonary adenocarcinoma (OPA), also known as ovine pulmonary adenomatosis, or jaagsiekte, is a chronic and contagious disease of the lungs of sheep and goats. OPA is caused by a retrovirus called jaagsiekte sheep retrovirus (JSRV). The disease has a long incubation period, and therefore signs usually occur in adult animals (over 2
Animal welfare in the United Kingdom have been passed by the Northern Ireland Assembly. , the Bill is awaiting royal assent. The amendments give Northern Ireland the toughest penalties for animal cruelty anywhere in the UK or Ireland. The maximum sentence available for cases heard in Magistrates Courts have increased from six to twelve months. The maximum fine has risen from £5,000 to £20,000. In Crown Courts, where more serious cases are heard, the maximum sentence for animal cruelty has increased from two to five years. Animal welfare in the United Kingdom Animal welfare in the United Kingdom relates to the treatment of animals in fields