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September 10, 2025NeuropsychopharmacologyOpen Access

Cannabidiol prevents cognitive and social deficits in a male rat model of Alzheimer’s disease through CB1 activation and inflammation modulation

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Authors

RTRoni Shira ToledanoIAIrit Akirav

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Overview

Chronic CBD treatment improves cognitive deficits and reduces inflammation in a male rat model of Alzheimer's, suggesting therapeutic potential.

Key Points

  • CBD treatment significantly restored cognitive and social behavior in STZ-induced Alzheimer's rats, combating deficits.
  • Rats exposed to STZ showed increased amyloid β and tau levels, alongside elevated neuroinflammatory markers indicating dementia progression.
  • Chronic cannabidiol administration modulated cannabinoid receptor expression, highlighting its role in mediating beneficial effects on cognition.
  • CB1 receptor activation was crucial for CBD’s protective effects, with antagonists blocking its therapeutic actions in cognitive tasks.

Cite This Study

Toledano et al. (2025) studied this question.

synapsesocial.com/papers/68c24364b210217d647a6e21https://doi.org/10.1038/s41386-025-02213-0
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