infection of hela cells with poliovirus results in a decrease in the level of rna polymerase iio , the transcriptionally active form of the enzyme , and a shutdown of host transcription ( rangel , l. m. , fernandez-tomas , c. , dahmus , m. e. , and gariglio , p. ( 1987 ) j. virol . 61 , 1002-1006 ) .
C0035681
rna polymerase
C0040649
transcription