| 摘要 |
<p>The present invention relates to replication-competent Bovine viral diarrhoea viruses (BVDV), Classical Swine Fever viruses (CSFV), Ovine Border Disease viruses (BDV) and atypical pestiviruses having a modification in an epitope of a viral protein, to their use as a medicament, to their use as a vaccine, to vaccines comprising such replication-competent BVDV, CSFV, atypical pestiviruses or BDV and to diagnostic tests for the detection of antibodies against such viruses and for distinguishing vaccinated animals from field infected animals.</p> |
