Evidence map›Paper›PMID 23714261›Full record

ArticleAnalytical biochemistry2013

Amyloid-beta isoform metabolism quantitation by stable isotope-labeled kinetics.

Kwasi G Mawuenyega, Tom Kasten, Wendy Sigurdson, Randall J Bateman

Abstract read
In one paragraph

Article in Analytical biochemistry, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

38 citing papers in PubMed.

  1. Trial
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  6. Lipid-induced condensate formation from the Alzheimer's Aβ peptide triggers amyloid aggregation.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
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  17. Observational
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Kwasi G MawuenyegaDepartment of Neurology, Knight Alzheimer's Disease Research Center, Hope Center for Neurological Disorders, Washington University School of Medicine, St. Louis, MO 63110, USA.
Tom Kasten
Wendy Sigurdson
Randall J Bateman

Funding

Washington University Institute of Clinical and Translational Sciences (UL1)UL1RR024992 · NCRR · WASHINGTON UNIVERSITY · PI EVANOFF, BRADLEY A · 2007 to 2011
$45.4M
Washington University Institute of Clinical and Translational SciencesUL1TR000448 · NCATS · WASHINGTON UNIVERSITY · PI EVANOFF, BRADLEY A · 2012 to 2016
$41.4M
Washington University Nutrition Obesity Research CenterP30DK056341 · NIDDK · WASHINGTON UNIVERSITY · PI Brian N Finck · 1999 to 2026
$30.2M
WU P&FP30DK020579 · NIDDK · WASHINGTON UNIVERSITY · PI Irfan J Lodhi · 2013 to 2026
$27.1M
TRANSGENICS COREP60DK020579 · NIDDK · WASHINGTON UNIVERSITY · PI SCHAFFER, JEAN E. · 1986 to 2012
$25.2M
YOGA LIFESTYLE INTERVENTION REDUCES BLOOD PRESSURE IN HIV-INFECTED ADULTSP41RR000954 · NCRR · WASHINGTON UNIVERSITY · PI GROSS, MICHAEL L · 1985 to 2011
$16.0M
Washington University Institute of Clinical and Translational SciencesKL2TR000450 · NCATS · WASHINGTON UNIVERSITY · PI EVANOFF, BRADLEY A · 2012 to 2016
$8.8M
Washington University Institute of Clinical and Translational Sciences (KL2)KL2RR024994 · NCRR · WASHINGTON UNIVERSITY · PI EVANOFF, BRADLEY A · 2007 to 2011
$8.6M
CNS and Plasma Amyloid--Beta Kinetics in Alzheimer's DiseaseR01NS065667 · NINDS · WASHINGTON UNIVERSITY · PI BATEMAN, RANDALL J · 2008 to 2016
$4.6M
Washington University Institute of Clinical and Translational SciencesTL1TR000449 · NCATS · WASHINGTON UNIVERSITY · PI EVANOFF, BRADLEY A · 2012 to 2016
$2.5M
Washington University Institute of Clinical and Translational Sciences (TL1)TL1RR024995 · NCRR · WASHINGTON UNIVERSITY · PI EVANOFF, BRADLEY A · 2007 to 2011
$2.3M
alphabeta AND PROTEOMIC ANALYSIS OF CSF IN AD AND AGINGK23AG030946 · NIA · WASHINGTON UNIVERSITY · PI BATEMAN, RANDALL J · 2007 to 2010
$754k
NCATS NIH HHS KL2 TR000450NCATS NIH HHS TL1 TR000449NCATS NIH HHS UL1 TR000448NCRR NIH HHS KL2 RR 024994NCRR NIH HHS KL2 RR024994NCRR NIH HHS P30-RR000954NCRR NIH HHS P41 RR000954NCRR NIH HHS TL1 RR024995NCRR NIH HHS UL1 RR024992NIA NIH HHS K23 AG030946NIDDK NIH HHS DK020579NIDDK NIH HHS DK056341NIDDK NIH HHS P30 DK020579NIDDK NIH HHS P30 DK056341NIDDK NIH HHS P60 DK020579NINDS NIH HHS R01 NS065667NINDS NIH HHS R01-NS065667
6 · The paper itself

Abstract

Abundant evidence suggests a central role for the amyloid-beta (Aβ) peptide in Alzheimer's disease (AD) pathogenesis. Production and clearance of different Aβ isoforms have been established as targets of proposed disease-modifying therapeutic treatments of AD. However, previous studies used multiple sequential purification steps to isolate the isoforms individually and quantitate them based on a common mid-domain peptide. We created a method to simultaneously purify Aβ isoforms and quantitate them by the specific C-terminal peptides in order to investigate Aβ isoform physiology in the central nervous system. By using standards generated from in vitro metabolic labeling, the relative quantitation of four peptides representing total amount of Aβ (Aβ-Total), Aβ38, Aβ40, and Aβ42 were achieved both in cell culture and in human cerebrospinal fluid (CSF). Standard curves for each isoform demonstrated good sensitivity with very low limits of detection and high accuracy. Because the assay does not require antibody development for each Aβ isoform peptide, significant improvements in the throughput and accuracy of isoform quantitation were achieved.

Indexed as

Alzheimer DiseaseAmyloid beta-PeptidesCell Culture TechniquesHumansIsotope LabelingKineticsMass SpectrometryProtein IsoformsSensitivity and SpecificityAmyloid beta-PeptidesProtein IsoformsAlzheimer’s diseaseAmyloid-beta isoformsCerebrospinal fluidMass spectrometryRelative quantitation

Identifiers

PMID23714261
PMCPMC3749773

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.