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In the irreversible reaction catalyzed by the GLS enzyme, glutamine is first deamidated to glutamate
Change history 20 November 2025 The original online version of this article was revised: An inadvertent duplication of an image panel has been found in Figure 3F of the aforementioned manuscript
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In practice it is sold in the US almost exclusively as an unregulated "research use only" chemical explicitly not intended for human consumption
The authors suggest that the improvement in skin water content following the ingestion of collagen peptides was attributed to an increase in the level of NMF constituents in the SC [38]
10.1371/journal.pone.0009009 255 LavebrattC.YangL
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