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pro vyhledávání: '"S J, Wessman"'
Autor:
S J, Wessman
Publikováno v:
Developments in biologicals. 123
The use of materials of animal origin to supplement cell cultures used in vaccine production, viral diagnostic testing, or materials testing may lead to contamination of the vaccines, with seroconversion or disease in the vaccinated animals, and poss
Autor:
S J, Wessman, R L, Levings
Publikováno v:
Developments in biological standardization. 99
Infection with bovine viral diarrhoea virus (BVDV) and other viruses is frequent in the bovine population. In utero infection leads to virus and antibody contamination of foetal and other serum used in cell culture production. The use of contaminated
Autor:
R L, Levings, S J, Wessman
Publikováno v:
Developments in biological standardization. 75
Bovine viral diarrhea virus (BVDV) infection is common in the bovine population. Infection in utero leads to virus and antibody contamination of the fetal bovine serum used in cell cultures. These contaminants can interfere with diagnosis of viral in
Publikováno v:
Developments in biological standardization. 70
The National Veterinary Services Laboratories (NVSL) routinely monitors continuous cell lines (CCL's) used for veterinary biologicals and diagnostic virology. All veterinary biologicals produced in CCL's must follow the master seed concept which limi
Publikováno v:
Proceedings, annual meeting of the United States Animal Health Association. (77)