TNF: a moonlighting protein at the interface between cancer and infection
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Updated: Jul 4, 2026

Immunometabolic Circuits in Infection for Advancing Host Directed Therapies
Published on: September 13, 2024
Harald Hundsberger1, Alexander Verin, Christoph Wiesner
1Medical and Pharmaceutical Biotechnology, University of Applied Sciences, Krems, Austria.
Abstract:
The remarkable ability of TNF, especially in combination with Interferon-gamma or melphalan, to inhibit the growth of malignant tumor cells is so far unmatched. Unfortunately, its high systemic toxicity and hepatotoxicity prevent its systemic use in cancer patients. An elegant manner to circumvent this problem is the isolated limb and liver perfusion for the treatment of melanoma, soft tissue sarcoma and liver tumors, respectively, although the latter method can lead to a reversible hepatotoxicity. In order to allow also the treatment of other cancers with TNF, new strategies have to be developed that aim at sensitizing tumor cells to TNF and at reducing its systemic and liver toxicity, without losing its antitumor efficiency. Moreover, the lectin-like domain of TNF, which is spatially distinct from the receptor binding sites, could be useful in reducing cancer treatment-related pulmonary edema formation. This review will discuss some recent developments in these areas, which can lead to a renewed interest in TNF for the systemic treatment of cancer.
Insights
Tumor Necrosis Factor (TNF) shows potent anti-cancer effects but causes toxicity. New strategies aim to enhance TNF therapy for broader cancer treatment while minimizing side effects.
Area of Science:
- Oncology
- Immunology
- Pharmacology
Background:
- Tumor Necrosis Factor (TNF) exhibits significant anti-tumor activity, particularly when combined with Interferon-gamma or melphalan.
- Systemic administration of TNF is limited by severe toxicity, including hepatotoxicity, hindering its use in cancer patients.
- Current methods like isolated limb/liver perfusion offer localized treatment but have limitations.
Purpose of the Study:
- To explore novel strategies for sensitizing tumor cells to TNF.
- To reduce the systemic and liver toxicity associated with TNF therapy.
- To investigate the potential of TNF for broader systemic cancer treatment.
Main Methods:
- Review of recent developments in TNF-based cancer therapy.
- Analysis of strategies to enhance tumor cell sensitivity to TNF.
- Exploration of methods to mitigate TNF-induced toxicity.
Main Results:
- Development of strategies to sensitize tumor cells to TNF.
- Identification of approaches to reduce systemic and liver toxicity.
- Potential use of the TNF lectin-like domain to reduce pulmonary edema.
Conclusions:
- New strategies hold promise for overcoming TNF's toxicity limitations.
- These advancements could enable wider systemic application of TNF in cancer treatment.
- TNF may see renewed interest for systemic cancer therapy.
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