Patent ID: 6991899

Claim:
A method for detection of one or more virus chosen from influenza A virus, influenza B virus and parainfluenza virus 3, in a sample, comprising: a) providing; i) a sample suspected of containing one or more said virus; and ii) a composition comprising a cell line established from a transgenic cell line designated Mv1Lu-hF, wherein the established cell line has one or more properties chosen from (1) increased sensitivity to one or more virus chosen from influenza A virus, influenza B virus and parainfluenza virus 3, as compared to the Mv1Lu cell line, and (2) enhanced productivity of infectious virions upon inoculation with one or more virus chosen from influenza A virus, influenza B virus and parainfluenza virus 3, as compared to the Mv1Lu cell line; b) inoculating said cell line with said sample to produce an inoculated cell line; and c) observing said inoculated cell line for the presence of said one or more virus.