Frontiers Survey of transcriptome analyses of hippocampal neurogenesis with focus on adult dentate gyrus stem cells Growth factors and their peptide mimetics for treatment of traumatic brain injury ScienceDirect Brain rewiring after 35 Most people don't notice when cognitive decline starts. It's subtle. Slower recall, less sharp focus, reduced neuroplasticity. DihExa is different from typical nootropics. It is not a stimulant. Synaptogenesis Springer Nature Link