Berberine chloride can ameliorate the spatial memory impairment and increase the expression of interleukin-1beta and inducible nitric oxide synthase in the rat model of Alzheimer's disease
2006

Berberine chloride improves memory and inflammation in Alzheimer's rats

Sample size: 18 publication Evidence: moderate

Author Information

Author(s): Zhu Feiqi, Qian Caiyun

Primary Institution: The neurology department of the first affiliated hospital, Sun Yet-Sen University, Guangzhou, Guangdong province, PR China

Hypothesis

Berberine might inhibit the inflammation factors IL-1β and iNOS expression in the rat model of Alzheimer's disease.

Conclusion

Berberine might be beneficial to Alzheimer's disease by ameliorating spatial memory impairment and increasing inflammation factors expression.

Supporting Evidence

  • Berberine significantly improved memory performance in the Morris water maze test.
  • IL-1β and iNOS expression increased significantly in the berberine-treated group.
  • Berberine was administered at a dose of 50 mg/kg for 14 days.
  • Statistical analysis showed significant differences with p<0.01.
  • Rats showed normal swimming performance and constant increases in body weight.

Takeaway

Berberine can help rats with Alzheimer's remember better and may change how their body reacts to inflammation.

Methodology

Rats were given berberine chloride (50 mg/kg) daily for 14 days, and memory was tested using the Morris water maze.

Potential Biases

Potential bias due to the small sample size and the specific strain of rats used.

Limitations

The study's findings may not directly translate to humans due to differences in metabolism and administration methods.

Participant Demographics

Adult male Sprague-Dawley rats, 220–250 g.

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.01

Digital Object Identifier (DOI)

10.1186/1471-2202-7-78

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