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Materials and methods Strains and culture conditions Yeasts were maintained and grown either in YPD broth [1% yeast extract (Oxoid), 2% bacteriological peptone (Oxoid), 2% D-glucose], or in YNB broth [0.69% yeast nitrogen base without amino acids (Formedium), 2% D-glucose] supplemented as required with amino acids, uracil, 5-FOA (Melford), D-histidine (Sigma) or reduced GSH (Sigma)

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Bulk Drug Substances Used in Compounding Under Section 503A of the FD&C Act FDA

Redox potential of GSH/GSSG couple: Assay and biological significance