here we show that the ( 2'-5 ' ) a-synthesizing ( 2'-5 ' ) a synthetase , which is inducible by interferon and activated by double-stranded rna , as well as a ( 2'-5 ' ) a nuclease ( 2',3'-exoribonuclease ) are associated with the nuclear matrix of uninfected and infected h9 cells , also in the absence of interferon .
C0028581
nuclear matrix
C0007634
cells