Evidence map›Paper›PMID 17112732›Full record

ArticleNeurobiology of disease2007

Absence of perforin expression confers axonal protection despite demyelination.

Charles L Howe, Jaimie D Adelson, Moses Rodriguez

Open access · greenAbstract read
In one paragraph

Article in Neurobiology of disease, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed
3.3field-weighted citation impact, top 8% 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

40 citing papers in PubMed, 61 citations in OpenAlex.

  1. Article
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  15. Article
  16. CD8(+) T cells in multiple sclerosis.Expert opinion on therapeutic targets · 2013
    Review
  17. Article
  18. Article
  19. Immunity and inflammation in neurodegenerative diseases.American journal of neurodegenerative disease · 2013
    Article
  20. Article
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.

Charles L HoweDepartment of Neuroscience, Mayo Clinic College of Medicine, 200 First St SW, Rochester, MN 55905, USA. howe.charles@mayo.edu
Jaimie D Adelson
Moses Rodriguez
Mayo Clinic · US

Funding

Transgenic expression of Theiler's Virus encoded regionsP01NS038468 · NINDS · MAYO CLINIC COLL OF MEDICINE, ROCHESTER · PI RODRIGUEZ, MOSES · 2000 to 2004
$5.0M
T cell Function in Murine Model of Multiple SclerosisR01NS032129 · NINDS · MAYO CLINIC ROCHESTER · PI RODRIGUEZ, MOSES · 1994 to 2010
$2.7M
IMMUNE PROMOTION OF REMYELINATIONR01NS024180 · NINDS · MAYO CLINIC ROCHESTER · PI RODRIGUEZ, MOSES · 1987 to 2008
$2.7M
NINDS NIH HHS P01 NS038468NINDS NIH HHS P01 NS38468NINDS NIH HHS R01 NS024180NINDS NIH HHS R01 NS032129NINDS NIH HHS R01 NS32129
6 · The paper itself

Abstract

Current evidence suggests that demyelination may be a necessary but not a sufficient condition for neurologic deficits associated with multiple sclerosis. Axon injury that occurs within the permissive environment of the demyelinated lesion is better correlated with functional deficits, but the mechanisms and cellular effectors of this injury are largely unknown. In an effort to identify potential axon injury mediators, we examined demyelination, motor function, and the number of spinal axons in perforin-deficient mice. Perforin is a critical molecular mediator of cytotoxic immunological injury and we hypothesized that genetic deletion of perforin expression would protect demyelinated axons. Indeed, we found that while perforin-deficient mice had considerable spinal cord demyelination 180 days after infection with Theiler's murine encephalomyelitis virus, such mice exhibited functional and axonal preservation comparable to non-demyelinated perforin-competent controls. We conclude that perforin-dependent effector cells such as cytotoxic T cells, gammadelta T cells, and natural killer cells may play a role in axon damage that is dependent upon but separable from demyelination.

Indexed as

AnimalsAxonsDemyelinating DiseasesEncephalomyelitisKiller Cells, NaturalLymphocyte ActivationMembrane GlycoproteinsMiceMice, Inbred C57BLMice, KnockoutMultiple SclerosisPerforinPore Forming Cytotoxic ProteinsSpinal CordTheilovirusT-LymphocytesMembrane GlycoproteinsPerforinPore Forming Cytotoxic Proteins

Identifiers

PMID17112732
PMCPMC1857307
OpenAlexW2062685359

What OpenQuestion holds

Textmetadata
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.