Bovine Herpesvirus 1 Flashcards

Question	Answer		Article
What two diseases are caused by BHV-1?	Infectious Bovine Rhintracheitis (IBR) Infectious Pustular Vulvovaginitis (IPV)		Link to Article
How is BHV-1 usually transmitted?	Directly, via respiratory or genital secretions/discharges		Link to Article
How does BHV-1 cause abortion?	Begins as respiratory infection in the cow Viraemia occurs Virus enters uterine artery and crosses placenta Lytic infection occurs in the foetus and affects all organs		Link to Article
At what stage does abortion usually occur?	4-8months gestation Can also cause early embryonic death		Link to Article
What samples can be taken for diagnosis of BHV-1?	Nasal/tracheal swabs Vaginal swabs Milk – bulk or individual Serum		Link to Article
Where does the virus remain in periods of latency in carrier animals?	Trigeminal nerve		Link to Article