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piperazinedione A crystalline antibiotic fermentation product isolated from the bacterium Streptomyces griseoluteus with antineoplastic activity. Piperazinedione alkylates DNA at the N-7 position of guanine, inhibiting DNA replication and inducing cell cycle arrest. Check for active clinical trials or closed clinical trials using this agent. (NCI Thesaurus)
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Synonyms: | ![](https://webarchive.library.unt.edu/eot2008/20081025052559im_/http://www.cancer.gov/images/spacer.gif) | compound 593A Merck Compound 593A; | | ![](https://webarchive.library.unt.edu/eot2008/20081025052559im_/http://www.cancer.gov/images/spacer.gif) | Abbreviation: | ![](https://webarchive.library.unt.edu/eot2008/20081025052559im_/http://www.cancer.gov/images/spacer.gif) | PZD | | ![](https://webarchive.library.unt.edu/eot2008/20081025052559im_/http://www.cancer.gov/images/spacer.gif) | Code name: | ![](https://webarchive.library.unt.edu/eot2008/20081025052559im_/http://www.cancer.gov/images/spacer.gif) | 593A | | ![](https://webarchive.library.unt.edu/eot2008/20081025052559im_/http://www.cancer.gov/images/spacer.gif) |
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