Evidence map›Paper›PMID 19015225›Full record

ArticleJournal of neurology, neurosurgery, and psychiatry2009

Decreased T cell reactivity to Epstein-Barr virus infected lymphoblastoid cell lines in multiple sclerosis.

M P Pender, P A Csurhes, A Lenarczyk, C M M Pfluger, S R Burrows

Open access · hybridAbstract read
In one paragraph

Article in Journal of neurology, neurosurgery, and psychiatry, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
45citing papers in PubMed, 1 pooled it
5.5field-weighted citation impact, top 4% 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

45 citing papers in PubMed, 1 synthesis or guideline pooled it, 94 citations in OpenAlex.

  1. Relation between Epstein-Barr virus and multiple sclerosis: analytic study of scientific production.European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology · 2010
    Pooled it
  2. CD4Science translational medicine · 2026
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  5. Immune Modulatory Effects of Vitamin D on Herpesvirus Infections.International journal of molecular sciences · 2025
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  8. Ocrelizumab Alters Cytotoxic Lymphocyte Function While Reducing EBV-Specific CD8Neurology(R) neuroimmunology & neuroinflammation · 2024
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  16. Antibodies from Multiple Sclerosis Brain Identified Epstein-Barr Virus Nuclear Antigen 1 & 2 Epitopes which Are Recognized by Oligoclonal Bands.Journal of neuroimmune pharmacology : the official journal of the Society on NeuroImmune Pharmacology · 2021
    Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors at 3 institutions in 1 country.

M P PenderUniversity of Queensland, School of Medicine, Royal Brisbane and Women's Hospital, Queensland, Australia. m.hawes@uq.edu.au
P A Csurhes
A Lenarczyk
C M M Pfluger
S R Burrows
University of Queensland · AUQIMR Berghofer Medical Research Institute · AURoyal Brisbane and Women's Hospital · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo investigate T cell and antibody immunity to Epstein-Barr virus (EBV) in multiple sclerosis (MS).

methodsImmunoglobulin G (IgG) immunity to EBV nuclear antigen 1 (EBNA1) and viral capsid antigen was measured by enzyme linked immunosorbent assays, and T cell immunity was assessed using enzyme linked immunospot assays to measure the frequency of peripheral blood mononuclear cells (PBMC) producing interferon gamma in response to autologous EBV infected B cell lymphoblastoid cell lines (LCL) in 34 EBV seropositive healthy subjects and 34 EBV seropositive patients with MS who had not received immunomodulatory therapy in the previous 3 months.

resultsPatients with MS had increased levels of anti-EBNA1 IgG but a decreased frequency of LCL specific T cells compared with healthy subjects. Using purified populations of CD4(+) T cells and CD8(+) T cells, we showed that the LCL specific response resides predominantly in the CD8(+) population, with a frequency 5-7-fold higher than in the CD4(+) population. The decreased CD8(+) T cell response to LCL in MS was not caused by decreased HLA class I expression by LCL, and LCL from MS patients could be killed normally by HLA matched EBV specific cytotoxic CD8(+) T cell clones from healthy subjects. Furthermore, the decreased CD8(+) T cell immunity to EBV was not due to a primary defect in the function of CD8(+) T cells because EBV specific cytotoxic CD8(+) T cell lines could be generated normally from the PBMC of patients with MS.

conclusionThis quantitative deficiency in CD8(+) T cell immunity to EBV might be responsible for the accumulation of EBV infected B cells in the brains of patients with MS.

Indexed as

AdultAntibodies, ViralCD8-Positive T-LymphocytesCell LineCell SurvivalEpstein-Barr Virus InfectionsFemaleFlow CytometryHerpesvirus 4, HumanHLA AntigensHumansImmunity, CellularImmunoglobulin GMaleMonocytesMultiple SclerosisAntibodies, ViralHLA AntigensImmunoglobulin G

Identifiers

PMID19015225
PMCPMC2663364
OpenAlexW2097166147

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.