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Updated: Nov 29, 2025

Measurements of Physiological Stress Responses in C. Elegans
Published on: May 21, 2020
NRF2-dependent stress defense in tumor antioxidant control and immune evasion
José Pedro Friedmann Angeli1, Svenja Meierjohann2,3
1Rudolf-Virchow Center for Integrative and Translational Bioimaging, University of Würzburg, Würzburg, Germany.
Abstract:
The transcription factor NRF2 is known as the master regulator of the oxidative stress response. Tumor entities presenting oncogenic activation of NRF2, such as lung adenocarcinoma, are associated with drug resistance, and accumulating evidence demonstrates its involvement in immune evasion. In other cancer types, the KEAP1/NRF2 pathway is not commonly mutated, but NRF2 is activated by other means such as radiation, oncogenic activity, cytokines, or other pro-oxidant triggers characteristic of the tumor niche. The obvious effect of stress-activated NRF2 is the protection from oxidative or electrophilic damage and the adaptation of the tumor metabolism to changing conditions. However, data from melanoma also reveal a role of NRF2 in modulating differentiation and suppressing anti-tumor immunity. This review summarizes the function of NRF2 in this tumor entity and discusses the implications for current tumor therapies.
Insights
Nuclear factor erythroid 2-related factor 2 (NRF2) drives drug resistance and immune evasion in cancers like lung adenocarcinoma. This review explores NRF2
Area of Science:
- Oncology
- Molecular Biology
- Immunology
Background:
- Nuclear factor erythroid 2-related factor 2 (NRF2) is a key regulator of oxidative stress response.
- Oncogenic activation of NRF2 is linked to drug resistance and immune evasion in cancers such as lung adenocarcinoma.
- NRF2 can be activated through various mechanisms beyond KEAP1/NRF2 pathway mutations, including radiation and tumor microenvironment factors.
Purpose of the Study:
- To review the multifaceted roles of NRF2 in melanoma.
- To elucidate NRF2's involvement in modulating differentiation and suppressing anti-tumor immunity in melanoma.
- To discuss the therapeutic implications of targeting NRF2 in melanoma.
Main Methods:
- Literature review of studies on NRF2 function in cancer.
- Analysis of NRF2's role in oxidative stress, metabolism, differentiation, and immune response.
- Discussion of current and potential therapeutic strategies targeting NRF2.
Main Results:
- Activated NRF2 protects tumors from damage and adapts their metabolism.
- NRF2 plays a role in melanoma differentiation and suppression of anti-tumor immunity.
- NRF2 activation contributes to drug resistance and immune evasion in various cancer types.
Conclusions:
- NRF2 has complex roles in melanoma, including immune evasion and differentiation modulation.
- Targeting NRF2 may offer novel therapeutic strategies for melanoma.
- Understanding NRF2's function is crucial for developing effective cancer treatments.
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