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Related Experiment Videos

Apolipoprotein abnormalities in dementia.

K Urakami1, K Takahashi, Y Adachi

  • 1Institute of Neurological Sciences, Tottori University School of Medicine, Japan.

The Japanese Journal of Psychiatry and Neurology
|March 1, 1989
PubMed
Summary

Serum levels of apolipoprotein B, C-II, and apolipoprotein B/A-I ratio are higher in multiinfarct dementia than Alzheimer's disease. These markers may aid in differentiating between these dementia types.

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Area of Science:

  • Biochemistry
  • Neurology
  • Gerontology

Background:

  • Multiinfarct dementia (MID) and Alzheimer's disease (AD) are leading causes of cognitive decline.
  • Distinct pathophysiological mechanisms underlie MID and AD, necessitating accurate differential diagnosis.
  • Apolipoprotein profiles are implicated in various neurological and metabolic conditions.

Purpose of the Study:

  • To investigate differences in serum apolipoprotein B, C-II, and the apolipoprotein B/A-I ratio between patients with MID and AD.
  • To assess the potential of these apolipoprotein markers in distinguishing between MID and AD.

Main Methods:

  • Serum samples were collected from patients diagnosed with MID and AD.
  • Concentrations of apolipoprotein B and C-II were measured.

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  • The ratio of apolipoprotein B to apolipoprotein A-I was calculated.

    • Main Results:

    • Significantly elevated serum levels of apolipoprotein B were observed in the MID group compared to the AD group.
    • Serum levels of apolipoprotein C-II were also significantly higher in patients with MID than in those with AD.
    • The ratio of apolipoprotein B/A-I was significantly higher in the multiinfarct dementia cohort.

    Conclusions:

    • Elevated serum apolipoprotein B, C-II, and a high apolipoprotein B/A-I ratio are associated with multiinfarct dementia.
    • These apolipoprotein markers demonstrate potential utility in the differential diagnosis of multiinfarct dementia versus Alzheimer's disease.