Evidence map›Paper›PMID 24328145›Full record

ArticleJournal of agricultural and food chemistry2014

Ara h 6 complements Ara h 2 as an important marker for IgE reactivity to peanut.

Audrey E Koid, Martin D Chapman, Robert G Hamilton, Ronald van Ree, Serge A Versteeg, Stephen C Dreskin, Stef J Koppelman, Sabina Wünschmann

Abstract read
In one paragraph

Article in Journal of agricultural and food chemistry, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
–field-weighted citation impact
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

21 citing papers in PubMed.

  1. Variable IgE cross-reactivity between peanut 2S-albumins: The case for measuring IgE to both Ara h 2 and Ara h 6.Clinical and experimental allergy : journal of the British Society for Allergy and Clinical Immunology · 2019
    Trial
  2. Impact of recombinant expression inFrontiers in immunology · 2025
    Article
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  4. Review
  5. Article
  6. Article
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  8. Review
  9. Article
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  11. Review
  12. Ara h 2 is the dominant peanut allergen despite similarities with Ara h 6.The Journal of allergy and clinical immunology · 2020
    Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. Review
  18. Article
  19. Epitope analysis of Ara h 2 and Ara h 6: characteristic patterns of IgE-binding fingerprints among individuals with similar clinical histories.Clinical and experimental allergy : journal of the British Society for Allergy and Clinical Immunology · 2015
    Article
  20. Peanut sensitization pattern in Norwegian children and adults with specific IgE to peanut show age related differences.Allergy, asthma, and clinical immunology : official journal of the Canadian Society of Allergy and Clinical Immunology · 2015
    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.

Audrey E KoidINDOOR Biotechnologies, Incorporated , 1216 Harris Street, Charlottesville, Virginia 22903, United States.
Martin D Chapman
Robert G Hamilton
Ronald van Ree
Serge A Versteeg
Stephen C Dreskin
Stef J Koppelman
Sabina Wünschmann

Funding

Colorado Clinical and Translational Sciences InstituteUL1TR001082 · NCATS · UNIVERSITY OF COLORADO DENVER · PI SOKOL, RONALD J. · 2013 to 2017
$48.0M
Redefining the Major Peanut AllergensR01AI052164 · NIAID · UNIVERSITY OF COLORADO DENVER · PI DRESKIN, STEPHEN C · 2003 to 2011
$3.0M
Mapping the Critical Epitopes of Ara h 2 and Ara h 6R01AI099029 · NIAID · UNIVERSITY OF COLORADO DENVER · PI DRESKIN, STEPHEN C · 2012 to 2015
$1.5M
NCATS NIH HHS UL1 TR001082NIAID NIH HHS R01 AI052164NIAID NIH HHS R01-AI052164NIAID NIH HHS R01 AI099029
6 · The paper itself

Abstract

The similarities of two major peanut allergens, Ara h 2 and Ara h 6, in molecular size, amino acid sequence, and structure have made it difficult to obtain natural Ara h 6 free of Ara h 2. The objectives of this study were to purify natural Ara h 6 that is essentially free of Ara h 2 and to compare its IgE reactivity and potency in histamine release assays to Ara h 2. Sodium dodecyl sulfate-polyacrylamide gel electrophoresis of the highly purified allergen (<0.01% Ara h 2) revealed a single 14.5 kD band, and the identity of Ara h 6 was confirmed by liquid chromatography-tandem mass spectrometry. Ara h 6 showed a higher seroprevalence in chimeric IgE enzyme-linked immunosorbent assay (n = 54) but a weaker biological activity in basophil histamine release assays than Ara h 2. Purified Ara h 6 will be useful for diagnostic IgE antibody assays as well as molecular and cellular studies to investigate the immunological mechanisms of peanut allergy.

Indexed as

2S Albumins, PlantAmino Acid SequenceAntigens, PlantArachisBasophilsGlycoproteinsHistamine ReleaseHumansImmunoglobulin EMolecular Sequence DataPeanut HypersensitivitySequence Alignment2S Albumins, PlantAntigens, PlantAra h 2 allergen, Arachis hypogaeaAra h 6 allergen, Arachis hypogaeaGlycoproteinsImmunoglobulin Eallergenhistamine releaseIgE reactivitypeanut

Identifiers

PMID24328145
PMCPMC4055559

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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.