Viral Sequence Insertions and a Novel Cellular Insertion in the NS2 Gene of Cytopathic Isolates of Bovine Viral Diarrhea Virus as Potential Cytopathogenicity Markers
(1) Department of Virology, Central Veterinary Institute, Tábornok u. 2, H-1149 Budapest, Hungary;(2) Department of Virology, Research and Development Section, The National Veterinary Institute, Ulls väg 2B, S-751 89 Uppsala, Sweden