Biomaterials advances

Baicalein-packed stem cell exosomes may reduce brain inflammation and damage in Alzheimer's disease

Updated

Abstract

Exo@Bac treatment significantly improved memory deficits and elevated brain-derived neurotrophic factor (BDNF) expression compared to controls.

  • The encapsulation of Baicalein in exosomes enhanced its therapeutic efficacy in a rat model of Alzheimer's disease.
  • Cognitive performance was assessed using the passive avoidance test and Morris water maze.
  • Histopathological analyses showed reduced neuronal damage and apoptosis in rats treated with Exo@Bac.
  • Treatment with Exo@Bac resulted in decreased amyloid-β deposition.
  • Exo@Bac enhanced antioxidant defense by increasing superoxide dismutase (SOD) levels and lowering lipid peroxidation.
  • Modulation of oxidative stress and neuroinflammatory pathways was indicated by the promotion of AMPK phosphorylation and suppression of NF-κB p65 signaling.

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Funding

Competing interests

Declaration of competing interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper.
PubMed

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