Congress report on progress in pestivirus virology

This mini-review highlights new information on various research aspects presented by specialists from all over the world at the 4th Pestivirus meeting held in Giessen (Germany) from March 15-19, 1999. Especial attention is paid towards differences in humeral and cellular immune response of naive and persistently infected calves with BVDV, and towards BVD eradication programmes in the Scandinavian countries. The development of techniques for an early diagnosis of CSF in live pigs and the progress on both sub-unit and MLV marker vaccines against this disease are reported.