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The potential role of PIWI-interacting RNAs in non-small cell lung cancer

Linqian Song1,2, Jian-Guo Zhou1,2, Hu Ma1,2

  • 1Department of Oncology, The Second Affiliated Hospital of Zunyi Medical University, Zunyi, Guizhou, China.

Frontiers in Oncology
|October 13, 2025
PubMed

Insights

PIWI-interacting RNAs (piRNAs) and PIWI proteins are linked to non-small cell lung cancer (NSCLC) progression. Further research into piRNA/PIWI mechanisms can improve NSCLC diagnosis and treatment.

Area of Science:

  • Molecular Biology
  • Oncology
  • Genetics

Background:

  • Non-small cell lung cancer (NSCLC) is a leading global cause of cancer mortality.
  • Current diagnostic tools and therapies for NSCLC have limitations, leading to poor patient outcomes.
  • PIWI-interacting RNAs (piRNAs) are non-coding RNAs involved in epigenetic gene regulation via PIWI proteins.

Purpose of the Study:

  • To review the biosynthesis and function of piRNAs.
  • To explore the regulatory mechanisms of piRNAs/PIWI in NSCLC progression.
  • To evaluate the clinical potential of piRNAs and PIWI as biomarkers and therapeutic targets for NSCLC.

Main Methods:

  • Literature review synthesizing current research on piRNAs and PIWI proteins in NSCLC.
  • Analysis of piRNA biosynthesis, function, and regulatory roles in cancer.
  • Evaluation of existing evidence on piRNAs/PIWI as diagnostic and therapeutic agents.

Main Results:

  • piRNAs and PIWI proteins are implicated in NSCLC progression, affecting proliferation, metastasis, chemoresistance, and stemness.
  • These molecules show potential as sensitive and specific biomarkers for NSCLC.
  • piRNAs and PIWI proteins represent promising therapeutic targets for NSCLC treatment.

Conclusions:

  • Understanding piRNA/PIWI mechanisms is crucial for advancing NSCLC diagnosis and treatment.
  • piRNAs and PIWI proteins offer novel avenues for developing targeted therapies and diagnostic tools for NSCLC.
  • Further research is needed to fully elucidate piRNA/PIWI functions and enhance their clinical translation in NSCLC.
Keywords:
NSCLCPIWIPIWI-interacting RNAsbiomarkerscancer progressiontherapeutic targets

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