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Updated: Jun 6, 2025

Preparation of Cell-lines for Conditional Knockdown of Gene Expression and Measurement of the Knockdown Effects on E4orf4-Induced Cell Death
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Preparation of Cell-lines for Conditional Knockdown of Gene Expression and Measurement of the Knockdown Effects on E4orf4-Induced Cell Death

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Interferon Induced Upregulation of Tripartite Motif 34 (TRIM34) Leads Apoptotic Cell Death in Lung Adenocarcinoma

Kaushalkumar Chaudhari1, Vihas T Vasu1, Aparna Golani1

  • 1Department of Zoology, Faculty of Science, The Maharaja Sayajirao University of Baroda, Vadodara, Gujarat, India.

Journal of Biochemical and Molecular Toxicology
|November 28, 2024
PubMed

Insights

Interferon Gamma (IFN-γ) treatment upregulates TRIM34 in Non-Small Cell Lung Cancer (NSCLC) cells. This TRIM34 induction promotes apoptosis and inhibits proliferation, suggesting a potential anti-tumor effect for NSCLC therapy.

Area of Science:

  • Oncology
  • Immunology
  • Molecular Biology

Background:

  • Non-Small Cell Lung Cancer (NSCLC) remains a leading cause of cancer mortality despite advances in treatment.
  • Understanding the molecular mechanisms of immune response in NSCLC is crucial for developing effective therapies.

Purpose of the Study:

  • To investigate the role of TRIM34 expression during Interferon Gamma (IFN-γ) treatment in NSCLC.
  • To determine if TRIM34 acts as a co-regulator in IFN-γ mediated anti-tumor responses.

Main Methods:

  • NCI-H23 NSCLC cells were treated with IFN-γ in a dose- and time-dependent manner.
  • TRIM34 expression was analyzed at transcript and protein levels using qRT-PCR and Western blot.
  • Cellular responses including apoptosis and proliferation were assessed via apoptosis assays and scratch assays.

Main Results:

  • IFN-γ treatment significantly upregulated TRIM34 expression at both transcript and protein levels in NCI-H23 cells.
  • Upregulation of TRIM34 correlated with increased apoptosis and decreased proliferation rates.
  • Immunocytochemistry confirmed TRIM34 expression changes in response to IFN-γ.

Conclusions:

  • IFN-γ treatment induces TRIM34 expression in NSCLC cells.
  • TRIM34 upregulation plays a role in mediating an anti-tumor inflammatory response.
  • Targeting TRIM34 induction by IFN-γ may represent a novel therapeutic strategy for NSCLC regression through apoptosis.
Keywords:
IFN‐γNSCLCTRIM34apoptosislung cancer

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