C5orf46: a promising prognosis risk indicator with implication in the remodeling of KIRC and pan-cancer tumor microenvironments - Report - MDSpire

C5orf46: a promising prognosis risk indicator with implication in the remodeling of KIRC and pan-cancer tumor microenvironments

  • By

  • Lei Miao

  • Fei Wang

  • Xuzhi Wang

  • Huijun Yang

  • Jiayao Li

  • Siying Liu

  • Ningning Shen

  • Zhiqing Yang

  • Lifang Gao

  • Wenxia Ma

  • Chen Wang

  • May 4, 2026

  • 0 min

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Clinical Report: C5orf46 as a Prognostic Biomarker in KIRC and Pan-Cancer

Overview

C5orf46 is identified as a potential oncogene with significant implications for patient survival in various cancers, particularly KIRC and others such as gastrointestinal and gastric cancers. Its upregulation correlates with adverse clinical outcomes and influences tumor microenvironment dynamics.

Background

The tumor microenvironment (TME) plays a crucial role in cancer progression and treatment response. Understanding the molecular mechanisms and biomarkers that influence TME interactions, particularly how C5orf46 modulates these interactions, is essential for developing targeted therapies.

Data Highlights

Key findings indicate that C5orf46 is upregulated in various cancers, particularly KIRC, with implications for patient survival.

Key Findings

  • C5orf46 is upregulated in various cancers, with the highest expression in KIRC.
  • Higher C5orf46 expression is associated with worse overall survival and shorter recurrence-free survival.
  • The expression of C5orf46 is influenced by DNA methylation changes.
  • C5orf46 correlates with key cancer traits such as angiogenesis, immune infiltration, and ECM degradation.
  • The gene is linked to the sensitivity of certain chemotherapy drugs.

Clinical Implications

C5orf46 may serve as a novel prognostic biomarker for KIRC and other cancers, aiding in patient stratification and treatment planning. Its role in TME dynamics suggests potential therapeutic targets for enhancing treatment efficacy, warranting further exploration in clinical trials.

Conclusion

C5orf46 represents a significant advancement in understanding cancer biology and prognosis, warranting further investigation as a therapeutic target in clinical settings, particularly in relation to TME interactions.

References

  1. The New Gastroenterologist, Insights into Colorectal Cancer Prognosis Through Computational Pathology Analysis, 2025
  2. npj Digital Medicine, Unraveling the Immunoregulatory Role of ERS–CAF Through Multimodal AI: Implications for Prognosis and Treatment Across Cancers, 2025
  3. Journal of Gastroenterology, Single-cell analysis reveals crosstalk between TREM1-positive myeloid cells and cancer-associated fibroblasts in colorectal cancer progression, 2025
  4. the asco post, Predictive Biomarker Under Study in Colorectal Cancer, 2025
  5. EAU Guidelines on Renal Cell Carcinoma 2025
  6. SUO 2025, Five-Year Follow-up Results from the Phase 3 KEYNOTE-564 Study of Adjuvant Pembrolizumab for the Treatment of Clear Cell Renal Cell Carcinoma
  7. Immunological features of clear-cell renal-cell carcinoma and resistance to immune checkpoint inhibitors, Nature Reviews Nephrology, 2025
  8. https://d56bochluxqnz.cloudfront.net/documents/full-guideline/EAU-Guidelines-on-Renal-Cell-Carcinoma-2025.pdf
  9. SUO 2025: Five-Year Follow-up Results from the Phase 3 KEYNOTE-564 Study of Adjuvant Pembrolizumab for the Treatment of Clear Cell Renal Cell Carcinoma
  10. Immunological features of clear-cell renal-cell carcinoma and resistance to immune checkpoint inhibitors | Nature Reviews Nephrology

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