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The novel phospholipase C activator, m-3M3FBS, induces monocytic leukemia cell apoptosis

  • Youl Nam Lee
  • , Ha Young Lee
  • , Jae Seok Kim
  • , Cheol Park
  • , Hyun Choi Yung
  • , Taehoon G. Lee
  • , Ho Ryu Sung
  • , Jong Young Kwak
  • , Yoe Sik Bae
  • Dong-A University
  • Dongeui University
  • Sigmol Incorporation
  • Pohang University of Science and Technology

Research output: Contribution to journalArticlepeer-review

Abstract

We investigated the effect of the novel phospholipase C activator, m-3M3FBS, on the apoptosis of leukemic cells. m-3M3FBS inhibited the growth of the leukemic cell lines U937 and THP-1, but not primary monocytes. m-3M3FBS induced the apoptosis of U937 cells, which was accompanied by chromatin condensation and DNA fragmentation. Moreover, m-3M3FBS-induced apoptosis appeared to involve the down-regulation of anti-apoptotic Bcl-2, the up-regulation of pro-apoptotic Bax, the release of cytochrome c, and caspase activation. m-3M3FBS-induced apoptosis of U937 cells was also partly inhibited by BAPTA-AM and EGTA, indicating the involvement of intracellular calcium signaling on the apoptosis in U937 cells. The results of our study suggest that m-3M3FBS can be developed as a novel anti-leukemic agent.

Original languageEnglish
Pages (from-to)227-235
Number of pages9
JournalCancer Letters
Volume222
Issue number2
DOIs
StatePublished - 26 May 2005
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • Apoptosis
  • Bcl-2
  • Ca
  • Caspase
  • m-3M3FBS
  • U937

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