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Oxidative stress plays a prominent role in SARS-CoV-2 infection following recognition of the viral S-protein by angiotensin converting enzyme-2 receptor and pattern recognition receptors like toll-like receptors 2 and 4, and activation of transcription factors like nuclear factor kappa B, that subsequently activate nicotinamide adenine dinucleotide phosphate (NADPH) oxidase (NOX) expression succeeded by ROS production

Clinical evidence supporting this is mixed: IV glutathione shows consistent benefit in controlled trials, while oral forms show almost none unless formulated for enhanced absorption

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This formulation allows the solution to remain usable for multiple withdrawals over a defined period when handled properly under aseptic laboratory conditions

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