Expression of CD74 is increased in neurofibrillary tangles in Alzheimer's disease
2008

Increased CD74 in Alzheimer's Disease

Sample size: 12 publication Evidence: moderate

Author Information

Author(s): Bryan Kathryn J, Zhu Xiongwei, Harris Peggy L, Perry George, Castellani Rudy J, Smith Mark A, Casadesus Gemma

Primary Institution: Case Western Reserve University

Hypothesis

Does CD74 expression change in neurons and microglia in Alzheimer's disease?

Conclusion

CD74 is significantly increased in neurofibrillary tangles and microglia in Alzheimer's disease compared to controls.

Supporting Evidence

  • CD74 was found to be increased in microglia in Alzheimer's disease cases.
  • This study is the first to report increased CD74 in neurons in Alzheimer's disease.
  • Immunohistochemistry showed strong labeling of neurofibrillary tangles with CD74.

Takeaway

This study found that a protein called CD74 is more common in the brains of people with Alzheimer's disease, especially in areas that show damage.

Methodology

Immunohistochemistry and immunoblotting were used to analyze CD74 expression in brain tissue from Alzheimer's patients and controls.

Limitations

The study had a small sample size and further analysis is needed to confirm findings.

Participant Demographics

Six Alzheimer's patients aged 67-87 and six age-matched controls aged 43-86.

Statistical Information

P-Value

<0.01

Statistical Significance

p=<0.01

Digital Object Identifier (DOI)

10.1186/1750-1326-3-13

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