NCIt definition : A 9-methoxy acridine compound containing a reducible 5-nitro substituent. Pyrazoloacridine
appears to intercalate into DNA and inhibit RNA synthesis, DNA synthesis, and the
activities of topoisomerases I and II, thereby causing cytotoxicity. (NCI04);
Alternative definition : NCI-GLOSS: A substance that is being studied in the treatment of cancer. It belongs
to the family of drugs called acridines.;