measurements of the incorporation of [ 3h ] formycin and [ 3h ] 8-azaadenosine into nuclear rna and dna in the presence and absence of 2'-deoxycorformycin indicated that formycin substitution in rna and dna was enhanced 10- and 20-fold , respectively , while [ 3h ] 8-azaadenosine incorporation into both nucleic acids was increased 6- to 7-fold .
C0035700
nuclear rna
C0035668
rna