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JAK/STAT Signaling and Cervical Cancer: From the Cell Surface to the Nucleus

Arturo Valle-Mendiola1, Adriana Gutiérrez-Hoya1,2, Isabel Soto-Cruz1

  • 1Molecular Oncology Laboratory, Cell Differentiation and Cancer Research Unit, FES Zaragoza, National University of Mexico, Batalla 5 de Mayo s/n, Colonia Ejército de Oriente, Mexico City 09230, Mexico.

Genes
|June 28, 2023
PubMed

Insights

The Janus kinase (JAK)/signal transducer and activator of transcription (STAT) pathway is crucial in cervical cancer progression. Inhibiting this pathway, often activated by human papillomavirus (HPV) oncoproteins, shows promise for cancer treatment.

Area of Science:

  • Molecular Biology
  • Oncology
  • Cell Signaling

Background:

  • The Janus kinase (JAK)/signal transducer and activation of transcription (STAT) pathway is a critical cell surface-to-nucleus signaling module.
  • Dysregulation of the JAK/STAT pathway contributes to cancer progression, metastasis, and poor prognosis, particularly in cervical cancer.
  • Human papillomavirus (HPV) oncoproteins E6 and E7 are key drivers of cervical cancer, activating the JAK/STAT pathway.

Purpose of the Study:

  • To review the role of JAK/STAT pathway components in cervical cancer.
  • To elucidate the involvement of HPV oncoproteins in activating JAK/STAT signaling and promoting malignancy.
  • To highlight the therapeutic potential of inhibiting the JAK/STAT pathway in cancer treatment.

Main Methods:

  • Literature review of studies on JAK/STAT signaling, cervical cancer, and HPV oncoproteins.
  • Analysis of the crosstalk between JAK/STAT and other signaling pathways in tumor growth.
  • Discussion of the role of STAT proteins in cervical cancer progression and prognosis.

Main Results:

  • Constitutive activation of STAT proteins is linked to poor prognosis in cervical cancer.
  • HPV oncoproteins E6 and E7 activate the JAK/STAT pathway, driving proliferation, survival, and migration.
  • Complex crosstalk exists between JAK/STAT and other signaling pathways, contributing to tumor growth.

Conclusions:

  • The JAK/STAT pathway is a significant contributor to cervical cancer development and progression.
  • Targeting the JAK/STAT pathway, in conjunction with understanding HPV oncoprotein roles, offers a promising therapeutic strategy.
  • Further research into JAK/STAT inhibition could lead to novel treatments for cervical cancer.
Keywords:
HPVJAK/STAT pathwaycervical cancersignaling

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