بررسی سرولوژیکی آلودگی به اسهال ویروسی گاو در گاوهای اهواز

Abstract

In order to investigate the prevalence of infection with bovine viral diarrhoea virus(BVDV) of cattle in Ahvaz, blood samples were collected from jugular vein of 572 cattle(521 female, 51 male) from industrial and nonindustrial farms. Sera were stored at -20?C while waiting for analysis. The sera were tested by ELISA, using a commercial ELISA kit for detection of specific antibody to bovine viral diarrhoea virus(BVDV). The results were analyzed by chi- square test. 163(28.5%) Out of the sera samples were positive. The results showed the seropositivities of 29.55%, 17.64%, 75% and 23.34% in female, male and animals in industrial and non- industrial farms, respectively. Moreover, there were significant diferrences between male and female and between industrial and non-industrial farms(p<0.05).