Evidence map›Paper›PMID 21204849›Full record

ArticleParasite immunology2011

Differential recognition patterns of Schistosoma haematobium adult worm antigens by the human antibodies IgA, IgE, IgG1 and IgG4.

F Mutapi, C Bourke, Y Harcus, N Midzi, T Mduluza, C M Turner, R Burchmore, R M Maizels

Open access · bronzeAbstract read
In one paragraph

Article in Parasite immunology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
2.3field-weighted citation impact, top 14% 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

20 citing papers in PubMed, 36 citations in OpenAlex.

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  19. Review
  20. Human schistosome infection and allergic sensitisation.Journal of parasitology research · 2012
    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

8 authors at 4 institutions in 2 countries.

F MutapiAshworth Laboratories, Institute of Immunology & Infection Research, School of Biological Sciences, University of Edinburgh, Edinburgh, UK. f.mutapi@ed.ac.uk
C Bourke
Y Harcus
N Midzi
T Mduluza
C M Turner
R Burchmore
R M Maizels
University of Edinburgh · GBUniversity of Glasgow · GBCentre for Immunity, Infection and Evolution · GBUniversity of Zimbabwe · ZW

Funding

Medical Research Council G81/538Wellcome TrustWellcome Trust WT082028MA
6 · The paper itself

Abstract

Schistosoma haematobium antigen recognition profiles of the human isotypes IgA, IgE, IgG1 and IgG4 were compared by image analysis of western blots. Adult worm antigens separated by two-dimensional gel electrophoresis were probed with pooled sera from Zimbabweans resident in a S. haematobium endemic area, followed by the identification of individual antigenic parasite proteins using mass spectrometry. Overall, IgG1 reacted with the largest number of antigens, followed by IgE and IgA which detected the same number, while IgG4 detected the fewest antigens. IgE recognized all antigens reactive with IgG4 as well as an additional four antigens, an isoform of 28-kDa GST, phosphoglycerate kinase, actin 1 and calreticulin. IgG1 additionally recognized fatty acid-binding protein, triose-phosphate isomerase and heat shock protein 70, which were not recognized by IgA. Recognition patterns varied between some isoforms, e.g. the two fructose 1-6-bis-phosphate aldolase isoforms were differentially recognized by IgA and IgG1. Although the majority of S. haematobium adult worm antigens are recognized by all of the four isotypes, there are clear restrictions in antibody recognition for some antigens. This may partly explain differences observed in isotype dynamics at a population level. Differential recognition patterns for some isoforms indicated in the study have potential importance for vaccine development.

Indexed as

AnimalsAntibodies, HelminthAntigens, HelminthBlotting, WesternElectrophoresis, Gel, Two-DimensionalHumansImage Processing, Computer-AssistedImmunoglobulin AImmunoglobulin EImmunoglobulin GMass SpectrometryProteomeSchistosoma haematobiumAntibodies, HelminthAntigens, HelminthImmunoglobulin AImmunoglobulin EImmunoglobulin GProteome

Identifiers

PMID21204849
PMCPMC3084999
OpenAlexW2130711912

What OpenQuestion holds

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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.