Cited by 656Dementia and Cognitive Impairment ResearchAlzheimer's disease research and treatmentsCerebrospinal fluid and hydrocephalus

Decreased β-Amyloid1-42and Increased Tau Levels in Cerebrospinal Fluid of Patients With Alzheimer Disease

Sunderland, Trey, Linker, Gary, Mirza, Nadeem, Putnam, Karen T., Friedman, David L., Kimmel, Lida H., Bergeson, Judy, Manetti, Guy J. +4 more·2003·JAMA

Abstract

Context Alzheimer disease (AD) is characterized by pathological results at autopsy of amyloid plaques and tau-associated neurofibrillary tangles, but the clinical diagnosis of AD is determined on the basis of medical history, cognitive symptoms, and exclusionary criteria. The search for antemortem biomarkers is intense and has focused on cerebrospinal fluid (CSF) beta-amyloid1-42 and tau proteins. Objectives To compare CSF beta-amyloid and tau levels in a new population of AD patients and controls. To perform a meta-analysis of studies of CSF beta-amyloid and tau levels in AD patients and controls. Design Cross-sectional study of the comparison of baseline CSF beta-amyloid1-42 and tau levels in AD patients and controls. Meta-analysis involved 17 studies of CSF beta-amyloid and 34 studies of CSF tau. Setting Clinical research unit of the National Institute of Mental Health, Bethesda, Md. Patients The Geriatric Psychiatry Branch evaluated AD patients as inpatients at the National Institutes of Health Clinical Center between May 1985 and January 2001. A total of 203 patients participated in this study (131 with AD and 72 controls). None had other serious illnesses, and 31 of 131 AD cases had AD confirmed at autopsy. Meta-analysis provided an additional 3133 AD patients and 1481 controls. Main outcome measures Levels of CSF beta-amyloid1-42 were measured by a sandwich enzyme-linked immunoabsorbent assay with a polyclonal capture antibody and a monoclonal detection antibody. Level…

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Crossref · 10.1001/jama.289.16.2094

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  • Low concentrations of Aβ42 in the CSF reflect the presence of cerebral Aβ deposition, likely as a result of Aβ42 being sequestered into amyloid plaques, changing the equilibrium between the brain and CSF pools of Aβ.

    “low concentrations of Aβ42 in the cerebrospinal fluid (CSF) reflect the presence of cerebral Aβ deposition, likely as a result of Aβ42 being sequestered into amyloid plaques, changing the equilibrium between the brain and CSF pools of Aβ (20-22).”
  • CSF Aβ42 levels are typically reduced in dementia of the Alzheimer type (DAT), reflecting its aggregation and deposition as amyloid in the brain.

    “Levels of CSF Aβ42 are typically reduced in dementia of the Alzheimer type (DAT),8-11 reflecting its aggregation and deposition as amyloid in the brain,12”

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Authors
Sunderland, T., Linker, G., Mirza, N., Putnam, K. T., Friedman, D. L., Kimmel, L. H., Bergeson, J., Manetti, G. J., Zimmermann, M., Tang, B., Bartko, J. J., & Cohen, R. M.
Affiliations
National Institute of Mental Health (US)
Venue
JAMA
Published
2003-04-23
Volume
289
Issue
16
Pages
2094-103
ISSN
  • 0002-9955 (ISSN-L)
  • 0098-7484
OpenAlex
W2295393683
Cited by
656
References
3
Citations by year
2026: 8 · 2025: 9 · 2024: 18 · 2023: 13 · 2022: 17 · 2021: 23 · 2020: 19 · 2019: 33 · 2018: 17 · 2017: 23 · 2016: 27 · 2015: 31 · 2014: 26 · 2013: 50 · 2012: 40
FWCI
18.16
Type
journal article
Language
en
Open access
closed
Locations
  • JAMA (publishedVersion)
  • PubMed (publishedVersion)
Funders
National Institute of Mental Health (ZO1 MH00330-14)
Topics
  • Health Sciences › Medicine › Psychiatry and Mental health › Dementia and Cognitive Impairment Research
  • Health Sciences › Medicine › Physiology › Alzheimer's disease research and treatments
  • Life Sciences › Neuroscience › Cellular and Molecular Neuroscience › Cerebrospinal fluid and hydrocephalus
Keywords
Alzheimer's disease, cerebrospinal fluid, amyloid-beta 42, tau protein, biomarkers, diagnostic accuracy, amyloid plaques, neurofibrillary tangles, sensitivity and specificity, cognitive impairment without dementia, mild cognitive impairment
MeSH terms
Adult, Aged, Aged, 80 and over, Alzheimer Disease, Cross-Sectional Studies, Enzyme-Linked Immunosorbent Assay, Female, Humans, Immunoassay, Male, Middle Aged, Peptide Fragments, Biomarkers, Amyloid beta-Peptides, tau Proteins

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