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The results showed that GHK-Cu binds directly to SIRT1 and forms a protein complex, with the interacting amino acid residues GLU-230 and ASN-226 being identified (Li et al., 2025)

This decline in pineal function is considered a master regulator of biological aging

All purified RNA samples were diluted and adjusted to 400 ng/l to ensure equal amounts of cDNA template for quantification of mRNA abundance

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doi: 10.1038/s41598-020-58255-5 9

Filatova E, Kasian A, Kolomin T, et al (2017) GABA, selank, and olanzapine affect the expression of genes involved in gabaergic neurotransmission in IMR-32 Cells