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When reconstituted with bacteriostatic water and stored correctly in a refrigerator (2-8C), Melanotan 2 is generally stable for 30-60 days

Impaired synaptic plasticity and decreased excitability of hippocampal glutamatergic neurons mediated by BDNF downregulation contribute to cognitive dysfunction in mice induced by repeated neonatal exposure to ketamine

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Though most of that work is focused on males, a few peptides have been shown to affect sperm parameters like motility and capacitation, highlighting that peptides can act on reproductive cells and their environment