Target intelligence / Profile preview

Neutrophil-derived oxygen radical release modulation

Molecular classification
Enzyme complex modulation, Redox signaling pathway, Immune response regulation
01

Overview

Neutrophil-derived oxygen radical release modulation refers to the regulation of the production and release of reactive oxygen species (ROS), also known as oxygen radicals, by neutrophils. These ROS, produced primarily through the NADPH oxidase (NOX2) complex, are crucial for microbial killing and immunomodulation. However, dysregulation of ROS production can contribute to tissue damage and inflammatory diseases. Modulation involves targeting the NOX2 complex, downstream enzymes like superoxide dismutase (SOD) and myeloperoxidase (MPO), or directly scavenging ROS. Agents include activators (e.g., phorbol esters) and inhibitors/scavengers (e.g., N-acetylcysteine, taurine). Aberrant modulation is implicated in various diseases, highlighting the need for careful therapeutic targeting.

Other names
Neutrophil ROS productionNeutrophil Reactive Oxygen Species releaseNADPH oxidase activation in neutrophils
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Mechanism of action

Modulation of NADPH oxidase (NOX2) activity, regulation of superoxide dismutase (SOD) and myeloperoxidase (MPO) activity, scavenging of reactive oxygen species.

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Biological functions

Microbial killingInflammationSignal transductionImmune responseOxidative stressRegulation of neutrophil activity
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Disease associations

Chronic inflammationAutoimmune diseasesInfection-related tissue injuryPreeclampsia
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Safety considerations

Systemic oxidative stress (with activators)Impaired microbial killing (with inhibitors)Off-target effectsPotential for exacerbation of certain conditions depending on the specific modulator and context
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Interacting drugs

N-acetylcysteine (NAC)

5 more in the full profile.

07

Biomarkers

Levels of superoxide anion (O2-)Levels of hydrogen peroxide (H2O2)Levels of hypochlorous acid (HOCl)NADPH oxidase activityMyeloperoxidase activity

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