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The observed inconsistencies between available in planta, in vitro and in vivo (cell factory) data, however, led us to hypothesize that arGSTs might not (only) have the literature-proposed transport function but could play a central role in the biosynthetic step from leucoanthocyanidins ( 2 ) to anthocyanidins ( 3 )

[DOI] [PubMed] [Google Scholar] 39.Caesar L.K., Cech N.B

A similar tendency was found by Ali et al

Glutathione's oral bioavailability is genuinely poor due to gut degradation, which is why injectable formulations exist clinically
