after chromatography of post-oligo ( dt ) -cellulose poly ( a ) -deficient rna on poly ( u ) agarose , the messenger rnas for the alpha and beta subunit polypeptides of phycocyanin were again recovered in the poly ( a ) -deficient fraction , confirming that these messenger rnas did not appear to be polyadenylated .
C0035668
rna
C0035696
messenger