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Brain aluminum in aging and Alzheimer disease

McDermott, John R., Smith, A. Ian, Iqbal, Khalid, Wisniewski, M.D., Henryk M.·1979·Neurology

Abstract

Aluminum was assayed by atomic absorption spectroscopy in 274 brain samples, and assayed in neurons isolated in bulk from the frontal cortex of patients with Alzheimer dementia and from age-matched patients with no neurologic disease. Brain aluminum concentration increased with age, from late middle age to old age. There were no statistically significant differences in brain aluminum concentration between the 10 patients with Alzheimer disease (mean, 2.7 microgram per gram dry weight of tissue; mean age, 81 years), and the 9 nonneurologic controls (mean, 2.5 microgram per gram; mean age, 73 years). In both groups, the hippocampus had the highest concentration of aluminum (5.6 microgram per gram), and the corpus callosum the lowest (1.5 microgram per gram).

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Metadata

Authors
McDermott, J. R., Smith, A. I., Iqbal, K., & Wisniewski, M. D.
Venue
Neurology
Published
1979-06
Volume
29
Issue
6
Pages
809-809
ISSN
  • 0028-3878 (ISSN-L)
  • 1526-632X
OpenAlex
W2029950762
Cited by
263
References
0
FWCI
11.79
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Brain aluminum in aging and Alzheimer disease. https://app.cochat.ai/papers/10.1212/wnl.29.6.809
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McDermott, J. R., Smith, A. I., Iqbal, K., & Wisniewski, M. D. (1979). Brain aluminum in aging and Alzheimer disease. Neurology. https://doi.org/10.1212/wnl.29.6.809

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.