1997, Cilt 13, Sayı 2, Sayfa(lar) 113-119
Investigation of Persistent Bovine Viral Diarrhea Virus Infection in Clinically Healthy Cattle Herds and Its Epizootiologic Importance
Atilla Şimşek, Feridun Öztürk
S. Ü. Veteriner Fakültesi, Viroloji Anabilim Dalı, KONYA
Keywords: Sovine Viral Diarrhea virus, Cattle,Persistent infection, Serology
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A total of 142 clinically healthy cattle in five herds were examined serologically and for persistent infection with Sovine Viral Diarrhea Virus (SVDV) in Konya. Leucocyte and blood sera samples were obtained from the animals. BVDV antigens were determined in total of two animals in two herds after examination by immunoflouresans test (IFT) of the 142 leucocyte samples. Second leucocyte samples were obtained from 2 cattle two months alter the initial sampling and SVDV antigens were not detected. The 142 first blood sera samples were tested against SVDV by sera neutralisation (SN) test. Antibodies to SVDV were detected in 113 (%79. 5) of 142 samples. Although viremic cattle and high seropositivity were found in two herds, persistent infected (PI) cattle couldn't be detected in this study.