Comparative lung changes following infection by Pasteurella haemoytica A2 and jaagsiekte retrovirus in sheep

Abstract

Respiratory system is always exposed to external environment and is one of the routes of infection. Pneumonic pasteurellosis and Jaagsiekte are common respiratory disease that affected sheep and goats worldwide including Malaysia. While, pneumonic pasteurellosis is caused by a bacterium known as Pasteurella haemolytica A2, 'jaagsiekte' is a disease caused by a retrovirus.