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Glycines mechanism of action in the body is multifaceted, reflecting its diverse roles as both a neurotransmitter and a metabolic substrate

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10.3389/fimmu.2023.1185921 120 LiY.QiuW.ZhangZ.HanX.BuG.MengF.et al (2020b)

As a partial sequence of human gastric protein BPC, BPC 157 is a synthetic amino acid fragment

This receptor upregulation effect is particularly significant: by increasing GH receptor density, the peptide sensitizes local tissue to systemic growth signals without altering circulating hormone levels