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A280 was measured via UV-Vis spectroscopy in a 0.1 mm Quartz cuvette, and protein concentration was calculated from A280 via Beers law using the extinction coefficient calculated from protein sequence via ExPasy ProtParam

Comparative proteomic approaches for the isolation of proteins interacting with thioredoxin

Serum urate as a soluble biomarker in chronic gout-evidence that serum urate fulfills the OMERACT validation criteria for soluble biomarkers

Glutathione metabolism [PMID: 7651209] Laboratory literature summary: Glutathione metabolism

And so he did the three-day trial and what he did was he was just measuring the absorption of the glitter thion and seeing does it reduce oxidative stress down