Evidence map›Paper›PMID 32296783›Full record

ArticleInternational journal of basic and clinical immunology2019

Significance of Interleukin (IL)-15 in IgE associated eosinophilic Esophagitis (EoE).

Sathisha Upparahalli Venkateshaiah, Hemanth Kumar Kandikattu, Anil Mishra

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In one paragraph

Article in International journal of basic and clinical immunology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
0.9field-weighted citation impact, top 23% 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

5 citing papers in PubMed, 6 citations in OpenAlex.

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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

3 authors at 1 institution in 1 country.

Sathisha Upparahalli VenkateshaiahDepartment of Medicine, Pulmonary Diseases, Tulane Eosinophilic Disorder Center, Tulane University School of Medicine, New Orleans, LA 70112, USA.
Hemanth Kumar KandikattuDepartment of Medicine, Pulmonary Diseases, Tulane Eosinophilic Disorder Center, Tulane University School of Medicine, New Orleans, LA 70112, USA.
Anil MishraDepartment of Medicine, Pulmonary Diseases, Tulane Eosinophilic Disorder Center, Tulane University School of Medicine, New Orleans, LA 70112, USA.
Tulane University · US

Funding

Role of IL-15 in the Pathogensis of Eosinophilic EsophagitisR01AI080581 · NIAID · TULANE UNIVERSITY OF LOUISIANA · PI MISHRA, ANIL · 2009 to 2023
$4.9M
NIAID NIH HHS R01 AI080581
6 · The paper itself

Abstract

BACKGROUND AND

aimIgE-mediated immune responses contribute to the pathogenesis of eosinophilic esophagitis (EoE). Interleukin (IL)-4 is a well-established cytokine involved in B cell activation, immunoglobulin (Ig) E production and isotype class switching. Earlier reports indicated that IL-15, B cells and IgE are induced in EoE pathogenesis. Therefore, we hypothesized that induced IL-15 and IgE may have a significant correlation in promoting EoE pathogenesis.

methodsAccordingly, we performed ELISA, qPCR, flowcytometric and immunostaining analyses to examine IgE, B cells, eosinophils and mast cells in the esophagus of IL-15 overexpressed mice following EoE induction.

resultsHerein, we show that IL-15 overexpressed mice indeed have induced baseline IL-4, B cells, eosinophils, mast cells and IgE levels in the blood and esophagus. Further, we observed that IL-15 overexpressed mice show induction of IgE, and accumulation of degranulated eosinophils and mast cells in allergen-induced experimental EoE. Notably, despite induced blood IgE, esophageal eosinophilia is not induced in intestinal fatty acid binding protein IL-15 overexpressed gene (Fabpi-IL-15) mice. Fabpi-IL-15 transgenic mice showed IgE in the blood and intestine and intestinal eosinophilia, but no esophageal eosinophilia at baseline and comparable eosinophils in the esophagus of saline and allergen challenged Fabpi-IL-15 mice. Similarly, allergen challenged

conclusionsTaken together, we for the first time provide direct evidence that tissue-specific IL-15 induced IgE mediated responses, not systemic IgE is critical in promoting EoE pathogenesis.

Indexed as

B celleosinophilsesophagusImmunoglobulinInterleukinmast cells

Identifiers

PMID32296783
PMCPMC7158884
OpenAlexW3028574490

What OpenQuestion holds

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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.