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The NRF2/Keap1 pathway as a therapeutic target in inflammatory bowel disease
Sem Geertsema1, Arno R Bourgonje2, Raphael R Fagundes1
1Department of Gastroenterology and Hepatology, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands.
Abstract:
Oxidative stress (OS) is an important pathophysiological mechanism in inflammatory bowel disease (IBD). However, clinical trials investigating compounds directly targeting OS in IBD yielded mixed results. The NRF2 (nuclear factor erythroid 2-related factor 2)/Keap1 (Kelch-like ECH-associated protein 1) pathway orchestrates cellular responses to OS, and dysregulation of this pathway has been implicated in IBD. Activation of the NRF2/Keap1 pathway may enhance antioxidant responses. Although this approach could help to attenuate OS and potentially improve clinical outcomes, an overview of human evidence for modulating the NRF2/Keap1 axis and more recent developments in IBD is lacking. This review explores the NRF2/Keap1 pathway as potential therapeutic target in IBD and presents compounds activating this pathway for future clinical applications.
Insights
This review examines the NRF2/Keap1 pathway
Area of Science:
- Gastroenterology and Immunology
- Molecular Biology
- Drug Discovery
Background:
- Oxidative stress (OS) is a key factor in inflammatory bowel disease (IBD) pathogenesis.
- Previous clinical trials targeting OS in IBD have shown inconsistent outcomes.
- The NRF2/Keap1 pathway regulates cellular antioxidant defenses and is implicated in IBD.
Purpose of the Study:
- To review human evidence on modulating the NRF2/Keap1 pathway in IBD.
- To explore the NRF2/Keap1 pathway as a therapeutic target for IBD.
- To present compounds that activate this pathway for potential clinical use.
Main Methods:
- Literature review of studies investigating the NRF2/Keap1 pathway in IBD.
- Analysis of existing human data on NRF2/Keap1 modulation.
- Identification and summary of compounds targeting the NRF2/Keap1 axis.
Main Results:
- Dysregulation of the NRF2/Keap1 pathway is observed in IBD.
- Activation of NRF2/Keap1 may enhance antioxidant responses, potentially mitigating IBD.
- Evidence for direct clinical modulation of NRF2/Keap1 in IBD is currently limited.
Conclusions:
- The NRF2/Keap1 pathway represents a promising therapeutic target for IBD.
- Further research and clinical trials are needed to validate compounds targeting this pathway.
- Modulating NRF2/Keap1 offers a potential strategy to improve IBD treatment outcomes.
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