| bovine virus diarrhoea-mucosal disease virus: pathogenicity for the fetal calf following maternal infection. | fifteen pregnant, bovine virus diarrhoea-mucosal disease (bvd-md) antibody-free jersey heifers were infected experimentally with a mixture of 10 cytopathic strains of bvd-md virus isolated from cattle in britain. each cow was inoculated intramuscularly on gestation day 100 with a high or a low dose of virus grown in primary calf testis tissue cultures. none of the cows showed clinical signs of illness following exposure, but all had seroconverted within six weeks. six fetuses, including one set ... | 1980 | 6255660 |