glycine is the precursor for glutathione Synthase - an overview What is Glutathione? – GoldBio
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Roodveldt C, Bernardino L, Oztop-Cakmak O, Dragic M, Fladmark KE, Ertan S, et al

doi: 10.1016/j.ejmech.2022.114637

CHAC1 expression levels were calculated with the 2Cq method (20)

The mixed pattern suggests individual variation rather than a consistent BPC-157 effect
