Journal of Jilin University(Medicine Edition) ›› 2026, Vol. 52 ›› Issue (5): 1491-1502.doi: 10.13481/j.1671-587X.20260531

• Review • Previous Articles    

Research progress in biological roles of m6A reader protein IGF2BP3 in development and progression of malignant tumor

Laiping LI1,Guifeng LI2,Ruijing DU1,Jinzhi PENG1,Peixue YAO1,Huan JIN1()   

  1. 1.Department of Physiology,School of Basic Medical Sciences,Zunyi Medical University,Zunyi 563000,China
    2.Department of Respiratory and Critical Care Medicine,Guizhou Aerospace Hospital,Zunyi 563000,China
  • Received:2025-04-14 Accepted:2025-05-29 Online:2026-09-28 Published:2026-10-15
  • Contact: Huan JIN E-mail:381462702@qq.com

Abstract:

Insulin-like growth factor 2 mRNA binding protein 3 (IGF2BP3) is a critical RNA-binding protein in organisms, playing key roles in the regulation of mRNA localization, stability, and post-transcriptional translation. N6-methyladenosine (m6A) is one of the most prevalent modifications on mammalian mRNA, and IGF2BP3 may function as a reader protein for m6A methylation modifications involved in regulating mRNA metabolism. IGF2BP3 is highly expressed in various malignant tumors and is associated with poor prognosis in the patients. Targeting IGF2BP3 or its upstream and downstream regulatory networks may represent a novel strategy for cancer therapy. This review summarized the roles and potential mechanisms of IGF2BP3, acting as both a RNA-binding protein and an m6A reader protein, in regulating malignant biological behaviors including proliferation, invasion, metabolic reprogramming, and drug resistance in various tumor cells such as glioblastoma(BGM), breast cancer(BC), and lung cancer, in order to provide novel insights for the treatment of malignant tumors.

Key words: IGF2BP3, m6A modification, Malignant tumor, Methylation, Therapeutic target, Tumor progression

CLC Number: 

  • R73-3