recombinant b cell stimulatory factor 2 ( rbsf-2 ) did not display any detectable level of antiviral activity when using human diploid fibroblasts , dip-2 , fs-4 , fs-7 , amnion-derived wish and fl cells with vesicular stomatitis virus ( vsv ) and sindbis virus as challenging agents ( less than 2.5 x 10 ( 2 ) iu/mg ) .
C0016030
fibroblasts
C0007634
cells