Evidence map›Paper›PMID 24387139›Full record

ArticleClinical and experimental immunology2014

Long-term follow-up of peripheral lymphocyte subsets in a cohort of multiple sclerosis patients treated with natalizumab.

T Koudriavtseva, E Sbardella, E Trento, V Bordignon, G D'Agosto, P Cordiali-Fei

Open access · bronzeAbstract read
In one paragraph

Article in Clinical and experimental immunology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
3.0field-weighted citation impact, top 10% 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

19 citing papers in PubMed, 34 citations in OpenAlex.

  1. Trial
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  5. Enhanced pathogenicity of Th17 cells due to natalizumab treatment: Implications for MS disease rebound.Proceedings of the National Academy of Sciences of the United States of America · 2023
    Article
  6. Review
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  8. The impact of lymphocytosis and CD4/CD8 ratio on the anti-JCV antibody index and clinical data in patients treated with natalizumab.Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology · 2021
    Article
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  11. Review
  12. Review
  13. Observational
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  15. Article
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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

6 authors at 1 institution in 1 country.

T KoudriavtsevaNeurology, Regina Elena National Cancer Institute, Rome, Italy.
E Sbardella
E Trento
V Bordignon
G D'Agosto
P Cordiali-Fei
San Gallicano Hospital · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Natalizumab, an anti-alpha4 integrin monoclonal antibody inhibiting the adhesion of lymphocytes to the endothelium, is a widely accepted drug treatment for relapsing-remitting multiple sclerosis (RRMS). A peripheral increase of T and B lymphocytes has already been observed as an early treatment effect. This retrospective observational study was aimed to evaluate the peripheral lymphocyte subsets during a long-term treatment follow-up. We included 23 RRMS patients treated with natalizumab for at least 24-48 months who had pretreatment lymphocyte evaluation. Baseline values of lymphocyte subsets and CD4/CD8 ratio did not differ significantly from the 23 matched healthy subjects. The periodic (every 3-6 months) assessment of immune cell subsets was performed by flow cytometry on peripheral blood collected before drug injection. Therapy with natalizumab was confirmed to be effective during the observational period. For all patients, the increase in lymphocytes during natalizumab therapy compared to baseline at every assessment was significantly higher compared to that of overall white blood cells (2·1- and 1·3-fold, respectively, P < 0·0001). Both T cell subsets were proportionally modified and the CD4/CD8 ratio did not change significantly, while B cells increased significantly compared to T and NK cells (3·2-, 1·88- and 1·92-fold, respectively, P < 0·0001). These changes remained constant throughout the 25-48-month period of therapy. In conclusion, effective natalizumab treatment of RRMS patients was associated with the persistence of its biological effects through a stable increase of peripheral lymphocytes, mainly B cells, and an unchanged proportion of T cell subsets in long-term follow-up.

Indexed as

AdultAntibodies, Monoclonal, HumanizedFemaleFollow-Up StudiesHumansImmunologic FactorsImmunophenotypingLeukocyte CountLeukocytes, MononuclearLymphocyte SubsetsMaleMiddle AgedMultiple SclerosisNatalizumabPhenotypeRetrospective StudiesAntibodies, Monoclonal, HumanizedImmunologic FactorsNatalizumablymphocyte subsetsmultiple sclerosisnatalizumab

Identifiers

PMID24387139
PMCPMC4008975
OpenAlexW1533891480

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Registered trials

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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.