Evidence map›Paper›PMID 16926417›Full record

ArticleInfection and immunity2006

Lack of eosinophil peroxidase or major basic protein impairs defense against murine filarial infection.

Sabine Specht, Michael Saeftel, Manuela Arndt, Elmar Endl, Bettina Dubben, Nancy A Lee, James J Lee, Achim Hoerauf

Open access · greenAbstract read
In one paragraph

Article in Infection and immunity, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 63 papers.

0numbers the graph read from it
0cells of the map it votes in
63citing papers in PubMed
1.7field-weighted citation impact, top 17% 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

63 citing papers in PubMed, 106 citations in OpenAlex.

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  20. Peroxidasin-mediated bromine enrichment of basement membranes.Proceedings of the National Academy of Sciences of the United States of America · 2020
    Article

3 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

8 authors at 2 institutions in 2 countries.

Sabine SpechtInstitute for Medical Microbiology, Immunology and Parasitology, Friedrich-Wilhelm University Bonn, 53105 Bonn, Germany.
Michael Saeftel
Manuela Arndt
Elmar Endl
Bettina Dubben
Nancy A Lee
James J Lee
Achim Hoerauf
Mayo Clinic in Arizona · USBernhard Nocht Institute for Tropical Medicine · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Eosinophils are a hallmark of allergic diseases and helminth infection, yet direct evidence for killing of helminth parasites by their toxic granule products exists only in vitro. We investigated the in vivo roles of the eosinophil granule proteins eosinophil peroxidase (EPO) and major basic protein 1 (MBP) during infection with the rodent filaria Litomosoides sigmodontis. Mice deficient for either EPO or MBP on the 129/SvJ background developed significantly higher worm burdens than wild-type mice. Furthermore, the data indicate that EPO or MBP is involved in modulating the immune response leading to altered cytokine production during infection. Thus, in the absence of MBP, mice showed increased interleukin-10 (IL-10) production after stimulation of macrophages from the thoracic cavity where the worms reside. In addition to elevated IL-10 levels, EPO(-/-) mice displayed strongly increased amounts of the Th2 cytokine IL-5 by CD4 T cells as well as a significantly higher eosinophilia. Interestingly, a reduced ability to produce IL-4 in the knockout strains could even be seen in noninfected mice, arguing for different innate propensities to react with a Th2 response in the absence of either EPO or MBP. In conclusion, both of the eosinophil granule products MBP and EPO are part of the defense mechanism against filarial parasites. These data suggest a hitherto unknown interaction between eosinophil granule proteins, defense against filarial nematodes, and cytokine responses of macrophages and CD4 T cells.

Indexed as

AnimalsCD4-Positive T-LymphocytesCell MovementCytokinesDisease SusceptibilityEosinophil Major Basic ProteinEosinophil PeroxidaseEosinophilsFilariasisFilarioideaInterleukin-10Interleukin-4Interleukin-5MiceMice, KnockoutTh2 CellsCytokinesEosinophil Major Basic ProteinEosinophil PeroxidaseInterleukin-10Interleukin-4Interleukin-5

Identifiers

PMID16926417
PMCPMC1594830
OpenAlexW2154517243

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.