Humanin
Overview
A 24-amino acid mitochondrial-derived peptide encoded within the 16S rRNA region of mitochondrial DNA. Humanin exerts cytoprotective and neuroprotective effects by interacting with IGFBP-3, BAX, and the FPRL-1 receptor.
Mechanism of Action
It inhibits apoptosis through suppression of the intrinsic mitochondrial death pathway and reduces amyloid-beta-induced neurotoxicity..
Research Summary & Key Findings
Discovered in 2001 as a survival factor against Alzheimer's disease-related neuronal death. Studies show protection against oxidative stress, atherosclerosis, and age-related cognitive decline. Circulating humanin levels inversely correlate with age and Alzheimer's disease progression (Hashimoto et al., PNAS, 2001).
Clinical Status
Humanin is in the research phase with limited clinical data in humans. Current evidence is primarily derived from preclinical (animal or in vitro) studies.
Administration Routes
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