Brain inflammation is induced by co-morbidities and risk factors for stroke
2011

Brain Inflammation Induced by Stroke Risk Factors

Sample size: 4 publication 10 minutes Evidence: moderate

Author Information

Author(s): Caroline Drake, Hervé Boutin, Matthew S. Jones, Adam Denes, Barry W. McColl, Johann R. Selvarajah, Sharon Hulme, Rachel F. Georgiou, Rainer Hinz, Alexander Gerhard, Andy Vail, Christian Prenant, Peter Julyan, Renaud Maroy, Gavin Brown, Alison Smigova, Karl Herholz, Michael Kassiou, David Crossman, Sheila Francis, Spencer D. Proctor, James C. Russell, Stephen J. Hopkins, Pippa J. Tyrrell, Nancy J. Rothwell, Stuart M. Allan

Primary Institution: University of Manchester

Hypothesis

Systemic inflammation may induce brain pathology.

Conclusion

Chronic systemic inflammatory diseases are associated with inflammatory changes in the brain of rodents and humans.

Supporting Evidence

  • Risk factors for stroke include atherosclerosis, obesity, diabetes, and hypertension.
  • Stroke risk factors are associated with peripheral inflammation.
  • Corpulent rats and atherogenic mice show increased inflammation in the brain.
  • Pilot data show that patients at risk of stroke may also develop brain inflammation.
  • Chronic peripheral inflammation can drive inflammatory changes in the brain.

Takeaway

If someone has health problems like obesity or diabetes, their brain might get inflamed, which could lead to a stroke.

Methodology

The study used rodent models and PET imaging to assess brain inflammation and microglial activation.

Potential Biases

Potential bias due to small sample size and selection criteria for human participants.

Limitations

The clinical study had a very small sample size and only included patients without existing brain pathology.

Participant Demographics

Four subjects at risk of stroke with multiple risk factors and elevated CRP levels.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1016/j.bbi.2011.02.008

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