the polarized expression of the influenza virus hemagglutinin ( ha ) is maintained in ma104.11 cells infected with sv40-derived vectors carrying a cdna gene for either the wild-type influenza virus ha , a truncated ha gene encoding a secreted form of ha ( hasec ) , or a chimeric gene encoding a hybrid protein with the external domain of the ha and the transmembrane and cytoplasmic domains of the vesicular stomatitis virus g protein ( hag ) .
C0007634
cells
C1327616
secreted