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Ueda, T., Bruchovsky, N

Storage and Handling Guidelines Store lyophilized powder at 28C (refrigerated) away from direct light

GC68468 MPO-IN-3 GC60263 N-Acetyl lysyltyrosylcysteine amide N-Acetyl lysyltyrosylcysteine amide is a potent, reversible, specific, and non-toxic tripeptide inhibitor of myeloperoxidase (MPO)

The Lipinski 500 Da rule suggests it can cross, but copper coordination adds complexity

Temperature fluctuations, light exposure, and humidity accelerate this degradation, which is why licensed 503A compounding pharmacies assign expiration dates based on rigorous stability data

Injection delivers the peptide directly into tissue, and oral semaglutide uses a special absorption enhancer