glutathione peroxidase on gsh levels ncbi The Selenoprotein 4: From Molecular Mechanisms to Novel Therapeutic Opportunities Frontiers | Glutathione: A Samsonian
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Glia 54:873879 Skorupa A, Urbach S, Vigy O, King MA, Chaumont-Dubel S, Prehn JH, Marin P (2013) Angiogenin induces modifications in the astrocyte secretome: relevance to amyotrophic lateral sclerosis

doi: 10.1007/BF02868923 33 PaulsenC

The strength of evidence depends on the specific application you're considering
That intersection is exactly why GI research has become one of the most active areas in peptide science
