Border disease in persistently infected calves: radiological and pathological findings
نویسندگان
چکیده
منابع مشابه
Sheep persistently infected with Border disease readily transmit virus to calves seronegative to BVD virus.
Bovine viral diarrhea- and Border disease viruses of sheep belong to the highly diverse genus pestivirus of the Flaviviridae. Ruminant pestiviruses may infect a wide range of domestic and wild cloven-hooved mammals (artiodactyla). Due to its economic importance, programs to eradicate bovine viral diarrhea are a high priority in the cattle industry. By contrast, Border disease is not a target of...
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BACKGROUND This study describes the transmission of border disease virus (BDV) from a persistently infected calf to seronegative heifers in early pregnancy, resulting in persistently infected fetuses. On day 50 of pregnancy (= day 0 of the infection phase), six heifers were co-housed in a free stall with a bull calf persistently infected with BDV (pi BVD) for 60 days. The heifers underwent dail...
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ژورنال
عنوان ژورنال: Veterinary Record
سال: 2014
ISSN: 0042-4900
DOI: 10.1136/vr.102095