the yield of highly purified messenger rna ( a260/a280 greater than or equal to 2 ) was 10-20 micrograms/10 ( 8 ) epithelial cells , and formaldehyde agarose gel electrophoresis demonstrated a limited number of rna bands had been isolated ( 150-1400 base-pairs in size ) .
C0035696
messenger rna
C0035668
rna