GHK Cu Peptide Benefits and Side Effects: What to Expect from Injections PDF) AngIV Analog Dihexa Rescues Cognitive Impairment and Recovers Memory in the APP PS1 Mouse via the PI3K AKT Signaling Pathway GHK Cu Dosage Calculator and Chart A Z Guide Dihexa targets neurotrophic factors like BDNF and NGF, which drive brain repair. By activating the c MET receptor, it helps cells take in nutrients and rebuildespecially in cases where recovery is slow or AngIV Analog Dihexa Rescues Cognitive Impairment and Recovers Memory in the APP PS1 Mouse via the PI3K AKT Signaling Pathway