Stem cell, Granulocyte Colony Stimulating Factor and or Dihexa to promote limb function recovery in a rat sciatic nerve damage repair model: Experimental animal studies ScienceDirect D I H E X A is having a moment right now and I get why. When something gets labeled as brain repair or synapse growth, it spreads FAST especially in communities Dihexa Peptide: Complete Guide to Synaptogenesis (2026) Growth factors and their peptide mimetics for treatment of traumatic brain injury ScienceDirect Is Dihexa an approved and safe treatment for cognitive impairment or neurodegenerative diseases such as Alzheimer disease?