Bressem, M.F. van

virus morbilliviru p m v infection dolphin culture antibody morbilliviruse visser distemper porpoise analysis elisa osterhau animal italy protein mediterranean coeruleoalba cytopathic changes distemper virus antigen virology species serum sample titre harbour cetacean morbillivirus antigen dogs 1 greece vero cell cultures inoculation viraemia vero cells ruminants challenge table m i n bressem e r e van bressem fmf analysis reaction orvell virus-neutralizing isolation 08/91 result harbour porpoises bildt heparinized blood samples r p v presence expression morbillivirus infections cdv infection pcr products detection harbour seals e l i dogs 3 disease strain vaccine sheep change pattern blot analysis blood panel barrett journal die-off cytopathic sequence london greece crete <20