Evidence map›Paper›PMID 15606609›Full record

ArticleClinical and experimental immunology2005

CD26 (dipeptidyl-peptidase IV)-dependent recruitment of T cells in a rat asthma model.

C Kruschinski, T Skripuletz, S Bedoui, T Tschernig, R Pabst, C Nassenstein, A Braun, S von Hörsten

Erratum issuedOpen access · greenAbstract readComparative Study
In one paragraph

Article in Clinical and experimental immunology, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
2.3field-weighted citation impact, top 12% 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, 64 citations in OpenAlex.

  1. Review
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  13. Lung infection caused by Pseudomonas aeruginosa in a CD26/DPP4 deficient F344 rat model.Inflammation research : official journal of the European Histamine Research Society ... [et al.] · 2019
    Article
  14. CD26 and Asthma: a Comprehensive Review.Clinical reviews in allergy & immunology · 2019
    Review
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4 · The record

Corrections and comments

  • Erratum issued
5 · Who and what money

Authors and funding

8 authors at 2 institutions in 1 country.

C KruschinskiDepartment of Functional and Applied Anatomy, Medical School of Hannover, Hannover, Germany.
T Skripuletz
S Bedoui
T Tschernig
R Pabst
C Nassenstein
A Braun
S von Hörsten
Medizinische Hochschule Hannover · DEFraunhofer Institute for Toxicology and Experimental Medicine · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

CD26 truncates several chemokines as well as neuropeptides and influences immune responses via modulation of cell adhesion and T cell activation, suggesting an involvement of CD26 in asthmatic and airway inflammation. Therefore, Fischer 344 (F344), Brown Norway (BN) and Lewis (LEW) rat strains, which differ in their CD26-like enzymatic activity, were compared using an asthma model. Additionally, two CD26-deficient mutant F344 rat substrains were included and compared to the wild-type F344 substrain. Immunization was performed twice with ovalbumin (OVA), and 2 weeks later the rats were challenged with OVA intratracheally Flow cytometry (FACS) analysis of different leucocyte subsets as well as enzyme-linked immunosorbent assay (ELISA) for IgE levels in the blood and bronchoalveolar lavage (BAL) were performed 24 h after challenge. LEW rats with the lowest CD26 activity among the rat strains investigated here displayed significantly reduced CD4+ T cell numbers in the BAL compared to wild-type F344 and BN rats. Moreover, in asthma, the ratio of CD26+ to CD26- T cell receptor (TCR)-positive cells increased significantly in F344 and LEW but not BN rats. Most intriguingly, in both CD26-deficient F344 rat substrains the number of CD4+ T lymphocytes was markedly reduced compared to wild-type F344. The decrease in T cell recruitment observed in the CD26-deficient rats was associated with significantly reduced OVA-specific IgE-titres. This is the first report to show a remarkably reduced T cell recruitment in rat strains that either lack or exhibit reduced CD26-like enzymatic activity, suggesting a role for CD26 in the pathogenesis of asthma via T cell-dependent processes such as antibody production.

Indexed as

AnimalsAsthmaBronchoalveolar Lavage FluidCD4 Lymphocyte CountCD4-Positive T-LymphocytesDipeptidyl Peptidase 4Disease Models, AnimalEosinophilsImmunoglobulin ELymphocyte CountLymphocytesOvalbuminRatsRats, Inbred BNRats, Inbred F344Rats, Inbred LewDipeptidyl Peptidase 4Immunoglobulin EOvalbuminReceptors, Antigen, T-Cell

Identifiers

PMID15606609
PMCPMC1809259
OpenAlexW2031361516

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.