changes in ornithine decarboxylase [ ec 4.1.1.17 ] activity and the tissue levels of polyamines in liver remnants showed similar patterns in normal and 5-azacytidine-pretreated rats , except that the putrescine level in removed liver and the spermidine level in the s-phase were significantly higher in the drug-pretreated rats .
C0034170
putrescine
C0037871
level