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  • A rapid colorimetric assay of killer toxin activity in yeast 

    Hodgson, Valerie J.; Walker, Graeme M.; Button, David (Wiley-Blackwell, 1994)
    The pale yellow redox indicator 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyl tetrazolium bromide (MTT) is reduced to a dark blue end-product, MTT-Formazan, by the mitochondrial dehydrogenases of living cells. MTT reduction ...