title: Adventitious viral agents in biological products.
abstract: The objectives of tests for extraneous agents will be discussed in the light of quality requirements for biological products published over the last twenty years, current developments of novel production methods and products, and past and current virological findings.
authors.affiliation: National Institute for Biological Standards and Control, South Mimms, Potters Bar, Herts.
authors.forename: P
authors.initials: P
authors.lastname: Minor
mesh_terms: D000818:Animals; D001688:Biological Products / Q000032:analysis / Q000592:standards*; D002460:Cell Line; D007562:Creutzfeldt-Jakob Syndrome / Q000382:microbiology; D029043:Ebolavirus / Q000472:pathogenicity; D006568:Herpesvirus 1, Cercopithecine / Q000472:pathogenicity; D049673:History, 20th Century; D006801:Humans; D008251:Macaca / Q000382:microbiology; D013539:Simian virus 40 / Q000502:physiology; D014780:Viruses / Q000032:analysis*
chemical_list: D001688:Biological Products