Determination of l-cysteine origin on the basis of its δ15N values.
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DOI: 10.1016/j.foodchem.2018.03.139
Abstract: The majority of l-cysteine is obtained industrially by hydrolysis of animal materials, such as poultry feathers. Despite widespread belief, there is little evidence that human hair is used as a source material and its use… read more here.
Keywords: determination cysteine; basis 15n; cysteine origin; 15n values ... See more keywords