Evidence map›Paper›PMID 18438937›Full record

ArticleJournal of neuroscience research2008

Expression of the receptor for advanced glycation end products in oligodendrocytes in response to oxidative stress.

Jingdong Qin, Rajendra Goswami, Sylvia Dawson, Glyn Dawson

Open access · greenAbstract read
In one paragraph

Article in Journal of neuroscience research, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed, 1 pooled it
4.3field-weighted citation impact, top 6% 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

28 citing papers in PubMed, 1 synthesis or guideline pooled it, 63 citations in OpenAlex.

  1. Pooled it
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  19. Glial cell lines: an overview.Neurochemical research · 2010
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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 at 1 institution in 1 country.

Jingdong QinDepartment of Pediatrics, University of Chicago, Chicago, Illinois 60637, USA.
Rajendra Goswami
Sylvia Dawson
Glyn Dawson
University of Chicago · US

Funding

GLYCOSPHINGOLIPID METABOLISM AND MENTAL RETARDATIONR01NS036866 · NINDS · UNIVERSITY OF CHICAGO · PI DAWSON, GLYN · 1997 to 2015
$4.4M
NINDS NIH HHS NS-36866NINDS NIH HHS R01 NS036866
6 · The paper itself

Abstract

Demyelination is a common result of oxidative stress in the nervous system, and we report here that the response of oligodendrocytes to oxidative stress involves the receptor for advanced glycation end products (RAGE). RAGE has not previously been reported in neonatal rat oligodendrocytes (NRO), but, by using primers specific for rat RAGE, we were able to show expression of messenger RNA (mRNA) for RAGE in NRO, and a 55-kDa protein was detected by Western blotting with antibodies to RAGE. Neonatal rat oligodendrocytes stained strongly for RAGE, suggesting membrane localization of RAGE. Addition of low concentrations of hydrogen peroxide (100 microM) initiated 55-kDa RAGE shedding from the cell membrane and the appearance of "soluble" 45-kDa RAGE in the culture medium, followed by restoration of RAGE expression to normal levels. Increasing hydrogen peroxide concentration (>200 microM) resulted in no restoration of RAGE, and the cells underwent apoptosis and necrosis. We further confirmed the observation in a human oligodendroglioma-derived (HOG) cell line. Both the antioxidant N-acetyl-L-cysteine and the broad-spectrum metalloproteases inhibitor TAPI0 were able partially to inhibit shedding of RAGE, suggesting involvement of metalloproteases in cleavage to produce soluble RAGE. The level of 55-kDa RAGE in autopsy brain of patients undergoing neurodegeneration with accompanying inflammation [multiple sclerosis and neuronal ceroid-lipofuscinosis (Batten's disease)] was much lower than that in age-matched controls, suggesting that shedding of RAGE might occur as reactive oxygen species accumulate in brain cells and be part of the process of neurodegeneration.

Indexed as

AnimalsAntioxidantsBlotting, WesternBrainEnzyme InhibitorsHumansHydrogen PeroxideMultiple SclerosisNerve DegenerationNeuronal Ceroid-LipofuscinosesOligodendrogliaOxidantsOxidative StressRatsReceptor for Advanced Glycation End ProductsReceptors, ImmunologicAntioxidantsEnzyme InhibitorsHydrogen PeroxideOxidantsReceptor for Advanced Glycation End ProductsReceptors, Immunologic

Identifiers

PMID18438937
PMCPMC2671024
OpenAlexW2067911432

What OpenQuestion holds

Textmetadata
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.