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Questions related from Mahmoud Hefny Gad
Currently I am working with alpha amylase assay using DNS method but I have a problem with the colour which is not changing even I used high concentration from the phenolic standards (Trolox and...
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There several assays to measure the antioxidant activity, I performed Oxgyen Radical Absorbance Capacity (ORAC) with four concentration of Trolox (6.25-50 µM) and four sample concentrations. I...
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I am working with a herbal plants and i wish to do ORAC assay for my samples to evaluate the antioxidant activity. Indeed, my problem is i don't know what is the suitable concentration should i...
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