bradford assay glutathione Linear range of protein quantification for the Lowry and oxidative stress analysis Bradford Protein Assay Kit

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Journal of Colloid and Interface Science 650:1879-1890

Although oral therapy with the least toxic of these compounds, glutathione monoethyl ester, did raise erythrocyte and white blood cell glutathione levels in a few affected patients (W Rhead, unpublished results), it also provoked moderate gastrointestinal irritation resulting in vomiting and diarrhea, largely precluding oral therapy with this compound or other related molecules containing free sulfhydryls