Evidence map›Paper›PMID 22709375›Full record

ArticleMolecular neurodegeneration2012

Oxidative stress inhibits axonal transport: implications for neurodegenerative diseases.

Cheng Fang, Dennis Bourdette, Gary Banker

Open access · goldAbstract read
In one paragraph

Article in Molecular neurodegeneration, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 80 papers.

0numbers the graph read from it
0cells of the map it votes in
80citing papers in PubMed
3.5field-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

80 citing papers in PubMed, 135 citations in OpenAlex.

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  10. Physiology of Oligodendroglia.Advances in neurobiology · 2025
    Review
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20 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

3 authors at 1 institution in 1 country.

Cheng FangJungers Center for Neurosciences Research, Department of Neurology, Oregon Health & Science University, Portland, Oregon, USA. bankerg@ohsu.edu.
Dennis Bourdette
Gary Banker
Oregon Health & Science University · US

Funding

Mitochondrial modulation for neuroprotection in a model of multiple sclerosisR01NS057433 · NINDS · OREGON HEALTH & SCIENCE UNIVERSITY · PI BOURDETTE, DENNIS NEIL · 2008 to 2012
$1.7M
NCI NIH HHS CA 1055-A-3NINDS NIH HHS P30-NS06180NINDS NIH HHS R01NS057433
6 · The paper itself

Abstract

backgroundReactive oxygen species (ROS) released by microglia and other inflammatory cells can cause axonal degeneration. A reduction in axonal transport has also been implicated as a cause of axonal dystrophies and neurodegeneration, but there is a paucity of experimental data concerning the effects of ROS on axonal transport. We used live cell imaging to examine the effects of hydrogen peroxide on the axonal transport of mitochondria and Golgi-derived vesicles in cultured rat hippocampal neurons.

resultsHydrogen peroxide rapidly inhibited axonal transport, hours before any detectable changes in mitochondrial morphology or signs of axonal degeneration. Mitochondrial transport was affected earlier and was more severely inhibited than the transport of Golgi-derived vesicles. Anterograde vesicle transport was more susceptible to peroxide inhibition than retrograde transport. Axonal transport partially recovered following removal of hydrogen peroxide and local application of hydrogen peroxide inhibited transport, suggesting that the effects were not simply a result of nerve cell death. Sodium azide, an ATP synthesis blocker, had similar effects on axonal transport, suggesting that ATP depletion may contribute to the transport inhibition due to hydrogen peroxide.

conclusionsThese results indicate that inhibition of axonal transport is an early consequence of exposure to ROS and may contribute to subsequent axonal degeneration.

Indexed as

AnimalsAxonal TransportCells, CulturedHippocampusHydrogen PeroxideMitochondriaNerve DegenerationNeuronsOxidantsOxidative StressRatsReactive Oxygen SpeciesSecretory VesiclesHydrogen PeroxideOxidantsReactive Oxygen Species

Identifiers

PMID22709375
PMCPMC3407799
OpenAlexW2152766326

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.