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Studying TGF-β Signaling and TGF-β-induced Epithelial-to-mesenchymal Transition in Breast Cancer and Normal Cells
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Molecular Mechanism of Activation of Transforming Growth Factor Beta/Smads Signaling Pathway in Ets Related

Jinbo Fang1, Huali Xu1, Chunshu Yang1

  • 1Georgia Cancer Center for Excellence, Cancer Biology Program, Department of OB/GYN, Morehouse School of Medicine, Grady Health System, 80 Jesse Hill Jr. Drive, Atlanta, GA 30303, USA.

Journal of Pharmaceutical Sciences and Pharmacology
|February 14, 2015
PubMed

Insights

This review explores how the Ets Related Gene (ERG) protein influences the Transforming Growth Factor beta (TGF-β)/Smads signaling pathway. Understanding this interaction is crucial for prostate cancer prognosis and treatment strategies.

Area of Science:

  • Molecular Biology
  • Cellular Signaling
  • Oncology

Background:

  • The Transforming Growth Factor beta (TGF-β) pathway regulates critical cellular functions like proliferation and differentiation.
  • Smad proteins are key intracellular mediators of TGF-β signaling, translocating to the nucleus to control gene expression.
  • The Ets Related Gene (ERG) is an ETS family transcription factor frequently altered in prostate cancer.

Purpose of the Study:

  • To review the current understanding of ERG protein's role in regulating the TGF-β/Smads signaling pathway.
  • To highlight the implications of this regulation in the context of prostate cancer development and progression.

Main Methods:

  • Literature review of recent studies on ERG, TGF-β/Smads signaling, and prostate cancer.
  • Analysis of molecular mechanisms linking ERG and TGF-β/Smads pathway components.
  • Synthesis of findings related to ERG's impact on TGF-β/Smads activity in prostate cancer.

Main Results:

  • ERG proteins can modulate the TGF-β/Smads signaling cascade.
  • Overexpression of ERG is linked to adverse outcomes in prostate cancer.
  • Specific interactions between ERG and components of the TGF-β/Smads pathway are identified.

Conclusions:

  • ERG plays a significant role in regulating TGF-β/Smads signaling within prostate cancer cells.
  • This regulatory interplay contributes to prostate cancer's aggressive behavior and recurrence.
  • Targeting the ERG-mediated regulation of TGF-β/Smads signaling may offer therapeutic avenues for prostate cancer.
Keywords:
ERGPhosphorylationSmad3TGF-βTMPRSS2-ERG

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