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 law and using the law to protect the lives and advance the interests of animals. In the Swiss canton of Zurich an animal lawyer, Antoine Goetschel, was employed by the canton government to represent the interests of animals in animal cruelty cases from 2007 to 31 December 2010, when the Zurich Animal Advocate position was abolished. In this capacity, Goetschel attempted to ensure that Swiss animal protection laws, which are among the strictest in the world, were correctly enforced. The UK Centre for Animal Law (A-law) is the UK's leading animal law charity. It publishes "The UK Journal of Animal Law"