Ceruloplasmin Deficiency Reduces Levels of Iron and BDNF in the Cortex and Striatum of Young Mice and Increases Their Vulnerability to Stroke
2011

Ceruloplasmin Deficiency and Stroke Vulnerability in Young Mice

Sample size: 18 publication 10 minutes Evidence: moderate

Author Information

Author(s): Texel Sarah J., Zhang Jian, Camandola Simonetta, Unger Erica L., Taub Dennis D., Koehler Raymond C., Harris Z. Leah, Mattson Mark P.

Primary Institution: Johns Hopkins University School of Medicine

Hypothesis

Does ceruloplasmin deficiency affect iron levels and increase vulnerability to ischemic stroke in young mice?

Conclusion

Ceruloplasmin deficiency leads to lower iron and BDNF levels in the brain, increasing susceptibility to ischemic injury.

Supporting Evidence

  • Iron levels in the striatum and cortex of ceruloplasmin-deficient mice were significantly lower than in wild-type controls.
  • BDNF expression was reduced in the brains of ceruloplasmin-deficient mice.
  • Ceruloplasmin-deficient mice exhibited increased brain damage after ischemic stroke compared to wild-type mice.

Takeaway

Mice without ceruloplasmin have less iron in their brains, which makes them more likely to get hurt during a stroke.

Methodology

The study involved comparing iron and BDNF levels in the brains of ceruloplasmin knockout mice and wild-type controls, followed by subjecting them to a stroke model.

Limitations

The study primarily focuses on young mice, and results may not directly translate to older populations or humans.

Participant Demographics

Young adult mice, specifically 3-month-old.

Statistical Information

P-Value

p<0.02 for iron levels, p<0.03 for BDNF levels

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0025077

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