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49,95 In stock GHK-Cu is a naturally occurring tripeptide that binds strongly to copper (II) ions

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Specifically, the protein ankyrin repeat and SOCS box protein 1 (ASB1) (a substrate-recognition subunit of an E3 ubiquitin ligase complex) binds to SQOR and mediates K48-linked ubiquitination of SQOR, targeting it for proteasomal degradation

Step 4: Adding the Diluent to the Peptide This is a delicate step

*Correspondence: Weina Li, [email protected] Meng Li, [email protected] These authors have contributed equally to this work This article was submitted to Drug Metabolism and Transport, a section of the journal Frontiers in Pharmacology Disclaimer All claims expressed in this article are solely those of the authors and do not necessarily represent those of their affiliated organizations, or those of the publisher, the editors and the reviewers