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Nrf2-A Molecular Target for Sepsis Patients in Critical Care
Sandra Gunne1, Ulrike Heinicke2, Michael J Parnham1
1Fraunhofer Institute for Translational Medicine and Pharmacology ITMP, Theodor-Stern-Kai 7, 60596 Frankfurt, Germany.
Abstract:
The transcription factor NF-E2 p45-related factor 2 (Nrf2) is an established master regulator of the anti-oxidative and detoxifying cellular response. Thus, a role in inflammatory diseases associated with the generation of large amounts of reactive oxygen species (ROS) seems obvious. In line with this, data obtained in cell culture experiments and preclinical settings have shown that Nrf2 is important in regulating target genes that are necessary to ensure cellular redox balance. Additionally, Nrf2 is involved in the induction of phase II drug metabolizing enzymes, which are important both in degrading and converting drugs into active forms, and into putative carcinogens. Therefore, Nrf2 has also been implicated in tumorigenesis. This must be kept in mind when new therapy approaches are planned for the treatment of sepsis. Therefore, this review highlights the function of Nrf2 in sepsis with a special focus on the translation of rodent-based results into sepsis patients in the intensive care unit (ICU).
Insights
The transcription factor Nrf2 regulates cellular defense against oxidative stress and inflammation. This review examines Nrf2
Area of Science:
- Biochemistry
- Cellular Biology
- Immunology
Background:
- Nrf2 (NF-E2 p45-related factor 2) is a key regulator of cellular antioxidant and detoxification responses.
- Reactive oxygen species (ROS) and inflammation are implicated in various diseases, including sepsis.
- Nrf2 influences redox balance and drug metabolism, impacting cellular protection and potentially tumorigenesis.
Purpose of the Study:
- To review the role of Nrf2 in sepsis.
- To focus on translating findings from rodent models to human sepsis patients in the ICU.
Main Methods:
- Literature review of cell culture and preclinical studies on Nrf2 in sepsis.
- Analysis of Nrf2's role in regulating antioxidant and detoxification pathways relevant to sepsis.
- Discussion of the translational relevance of Nrf2 research from animal models to human intensive care unit (ICU) settings.
Main Results:
- Nrf2 activation is crucial for maintaining cellular redox balance.
- Nrf2 modulates the expression of genes involved in detoxification and antioxidant defense.
- Preclinical data suggest Nrf2 plays a significant role in sepsis pathophysiology.
Conclusions:
- Nrf2 is a critical factor in cellular defense mechanisms relevant to sepsis.
- Understanding Nrf2's function in sepsis is essential for developing new therapeutic strategies.
- Translating rodent findings to human sepsis patients in the ICU requires careful consideration of Nrf2's complex role.
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