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  3. Low Ndrg2, Regulated By The Myc/miz-1 Complex And Methylation, Predicts Poor Outcomes In Dlbcl Patients.
  1. Home
  3. Low Ndrg2, Regulated By The Myc/miz-1 Complex And Methylation, Predicts Poor Outcomes In Dlbcl Patients.

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Low NDRG2, regulated by the MYC/MIZ-1 complex and methylation, predicts poor outcomes in DLBCL patients.

Shuang Wu1, Jie Zhang2,3, Shan Chen2,3

  • 1Department of Hematology, Affiliated Hospital of Jiangnan University, Wuxi, 214122, Jiangsu Province, China.

Annals of Hematology
|June 6, 2024

View abstract on PubMed

Summary
This summary is machine-generated.

N-Myc downstream-regulated gene 2 (NDRG2) suppresses diffuse large B-cell lymphoma (DLBCL) by inhibiting MYC and MIZ-1, impacting cell proliferation and metabolism. NDRG2 and MYC are promising prognostic biomarkers for DLBCL patients.

Keywords:
MIZ-1MYCMetabolismMethylationNDRG2Prognosis

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Area of Science:

  • Oncology
  • Molecular Biology
  • Cancer Metabolism

Background:

  • Diffuse large B-cell lymphoma (DLBCL) is the most common non-Hodgkin's lymphoma.
  • N-Myc downstream-regulated gene 2 (NDRG2) acts as a tumor suppressor, downregulated in many cancers.
  • Mechanisms of metabolic changes in DLBCL remain incompletely understood.

Purpose of the Study:

  • To investigate the roles of NDRG2, MYC, and Myc-interacting zinc finger protein 1 (MIZ-1) in DLBCL lymphomagenesis.
  • To explore the regulatory mechanisms and biological functions of NDRG2, MYC, and MIZ-1 in DLBCL.
  • To analyze the association of these genes with cellular metabolism and prognostic significance in DLBCL.

Main Methods:

  • Expression analysis of NDRG2, MYC, and MIZ-1 in DLBCL cell lines and human tumor tissues.
  • Investigation of NDRG2 methylation and its reversal using 5-Aza-2'-deoxycytidine (5-Aza-CDR).
  • Bioinformatics analysis and survival analysis to assess gene associations and prognostic value.

    • Main Results:

    • NDRG2 expression inversely correlated with MYC and MIZ-1 in DLBCL cell lines and tumor tissues.
    • MYC and MIZ-1 promoted DLBCL cell proliferation, while NDRG2 induced apoptosis.
    • NDRG2 methylation reversal by 5-Aza-CDR downregulated MYC and inhibited DLBCL cell survival; MYC-NDRG2 interaction impacts mTOR-associated energy metabolism.
    • NDRG2 and MYC were identified as significant prognostic biomarkers for DLBCL patients.

    Conclusions:

    • The MYC/MIZ-1 complex interacts with NDRG2 to regulate DLBCL cell proliferation and apoptosis.
    • NDRG2, MYC, and MIZ-1 influence DLBCL metabolism and serve as potential prognostic markers.
    • Targeting the NDRG2-MYC axis may offer therapeutic strategies for DLBCL.