Evidence map›Paper›PMID 21669283›Full record

ArticleJournal of chemical neuroanatomy2011

Upregulation of select rab GTPases in cholinergic basal forebrain neurons in mild cognitive impairment and Alzheimer's disease.

Stephen D Ginsberg, Elliott J Mufson, Melissa J Alldred, Scott E Counts, Joanne Wuu, Ralph A Nixon, Shaoli Che

Open access · greenAbstract readComparative Study
In one paragraph

Article in Journal of chemical neuroanatomy, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 86 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
86citing papers in PubMed, 1 pooled it
1.6field-weighted citation impact, top 18% of its field
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

86 citing papers in PubMed, 1 synthesis or guideline pooled it, 133 citations in OpenAlex.

  1. Pooled it
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26 more citing papers are in PubMed but not listed here.

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

7 authors at 4 institutions in 1 country.

Stephen D GinsbergCenter for Dementia Research, Nathan Kline Institute, Orangeburg, NY 10962, USA. ginsberg@nki.rfmh.org
Elliott J Mufson
Melissa J Alldred
Scott E Counts
Joanne Wuu
Ralph A Nixon
Shaoli Che
Nathan Kline Institute for Psychiatric Research · USRush University Medical Center · USNYU Langone Health · USUniversity of Miami · US

Funding

Uncovering Alzheimer's disease risk mechanisms through neuron-specific analysis of autophagy and endosomal-lysosomal functionP01AG017617 · NIA · NATHAN S. KLINE INSTITUTE FOR PSYCH RES · PI NIXON, RALPH A. · 2000 to 2021
$40.0M
TAU, AB, SYNUCLEIN AND NITRATIVE/OXIDATIVE DAMAGE IN MCIP01AG014449 · NIA · UNIVERSITY OF PITTSBURGH · PI COUNTS, SCOTT E · 1997 to 2024
$39.7M
Tau Truncation & Conformation In Alzheimer's Disease ProgressionP01AG009466 · NIA · RUSH UNIVERSITY MEDICAL CENTER · PI GABRIELI, JOHN · 1991 to 2012
$14.3M
Cellular and Molecular Medial Temporal Lobe Pathology in Elderly PreMCI subjectsR01AG043375 · NIA · ST. JOSEPH'S HOSPITAL AND MEDICAL CENTER · PI GINSBERG, STEPHEN D, MUFSON, ELLIOTT JAY · 2013 to 2017
$3.6M
NIA NIH HHS AG09466NIA NIH HHS AG14449NIA NIH HHS AG17617NIA NIH HHS P01 AG009466NIA NIH HHS P01 AG014449NIA NIH HHS P01 AG017617NIA NIH HHS R01 AG043375
6 · The paper itself

Abstract

Endocytic system dysfunction is one of the earliest disturbances that occur in Alzheimer's disease (AD), and may underlie the selective vulnerability of cholinergic basal forebrain (CBF) neurons during the progression of dementia. Herein we report that genes regulating early and late endosomes are selectively upregulated within CBF neurons in mild cognitive impairment (MCI) and AD. Specifically, upregulation of rab4, rab5, rab7, and rab27 was observed in CBF neurons microdissected from postmortem brains of individuals with MCI and AD compared to age-matched control subjects with no cognitive impairment (NCI). Upregulated expression of rab4, rab5, rab7, and rab27 correlated with antemortem measures of cognitive decline in individuals with MCI and AD. qPCR validated upregulation of these select rab GTPases within microdissected samples of the basal forebrain. Moreover, quantitative immunoblot analysis demonstrated upregulation of rab5 protein expression in the basal forebrain of subjects with MCI and AD. The elevation of rab4, rab5, and rab7 expression is consistent with our recent observations in CA1 pyramidal neurons in MCI and AD. These findings provide further support that endosomal pathology accelerates endocytosis and endosome recycling, which may promote aberrant endosomal signaling and neurodegeneration throughout the progression of AD.

Indexed as

AgedAged, 80 and overAlzheimer DiseaseBasal Nucleus of MeynertCholinergic NeuronsCognitive DysfunctionFemaleHumansMalerab27 GTP-Binding Proteinsrab4 GTP-Binding Proteinsrab5 GTP-Binding Proteinsrab7 GTP-Binding Proteinsrab GTP-Binding ProteinsUp-RegulationRAB27A protein, humanrab27 GTP-Binding Proteinsrab4 GTP-Binding Proteinsrab5 GTP-Binding Proteinsrab7 GTP-Binding Proteinsrab7 GTP-binding proteins, humanrab GTP-Binding Proteins

Identifiers

PMID21669283
PMCPMC3163754
OpenAlexW2015070415

What OpenQuestion holds

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LicenceTDM
Read underepoch 390

Registered trials

None linked

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.