Evidence map›Paper›PMID 28709803›Full record

ArticleImmunity2017

An Ocular Commensal Protects against Corneal Infection by Driving an Interleukin-17 Response from Mucosal γδ T Cells.

Anthony J St Leger, Jigar V Desai, Rebecca A Drummond, Abirami Kugadas, Fatimah Almaghrabi, Phyllis Silver, Kumarkrishna Raychaudhuri, Mihaela Gadjeva, Yoichiro Iwakura, Michail S Lionakis and 1 more

Open access · bronzeAbstract read
In one paragraph

Article in Immunity, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 162 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
162citing papers in PubMed, 1 pooled it
11.8field-weighted citation impact, top 1% 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

162 citing papers in PubMed, 1 synthesis or guideline pooled it, 288 citations in OpenAlex.

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  8. The Microbiome Modulates Corneal Wound Healing via the Induction of Cholesterol Sulfotransferase Pathway.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2026
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102 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

11 authors at 4 institutions in 2 countries.

Anthony J St LegerLaboratory of Immunology, National Eye Institute, NIH, Bethesda, MD 20892, USA.
Jigar V DesaiFungal Pathogenesis Unit, Laboratory of Clinical Infectious Diseases, National Institute of Allergy and Infectious Diseases, NIH, Bethesda, MD 20892, USA.
Rebecca A DrummondFungal Pathogenesis Unit, Laboratory of Clinical Infectious Diseases, National Institute of Allergy and Infectious Diseases, NIH, Bethesda, MD 20892, USA.
Abirami KugadasDepartment of Medicine, Division of Infectious Diseases, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA.
Fatimah AlmaghrabiLaboratory of Immunology, National Eye Institute, NIH, Bethesda, MD 20892, USA.
Phyllis SilverLaboratory of Immunology, National Eye Institute, NIH, Bethesda, MD 20892, USA.
Kumarkrishna RaychaudhuriLaboratory of Immunology, National Eye Institute, NIH, Bethesda, MD 20892, USA.
Mihaela GadjevaDepartment of Medicine, Division of Infectious Diseases, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA.
Yoichiro IwakuraCenter for Experimental Animal Models, Institute for Medical Sciences, Tokyo University of Science, Tokyo, Japan.
Michail S LionakisFungal Pathogenesis Unit, Laboratory of Clinical Infectious Diseases, National Institute of Allergy and Infectious Diseases, NIH, Bethesda, MD 20892, USA.
Rachel R CaspiLaboratory of Immunology, National Eye Institute, NIH, Bethesda, MD 20892, USA. Electronic address: caspir@mail.nih.gov.
National Eye Institute · USNational Institute of Allergy and Infectious Diseases · USHarvard University · USTokyo University of Science · JP

Funding

Genetic, Cellular and Molecular Mechanisms in Autoimmunity to RetinaZIAEY000184 · NEI · NATIONAL EYE INSTITUTE · PI CASPI, RACHEL R. · 2009 to 2025
$51.7M
Immunopathogenesis of Fungal InfectionsZIAAI001175 · NIAID · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · PI LIONAKIS, MICHAIL · 2012 to 2025
$23.9M
T-CELL LINES AND CLONES IN UVEITAZ01EY000184 · NEI · NATIONAL EYE INSTITUTE · PI CASPI, RACHEL R. · 1985 to 2008
$6.6M
Flow Cytometry COREZICEY000457 · NEI · NATIONAL EYE INSTITUTE · PI CASPI, RACHEL R. · 2009 to 2025
$5.9M
Novel treatment strategies to regulate inflammation during P.aeruginosa keratitisR01EY022054 · NEI · BRIGHAM AND WOMEN'S HOSPITAL · PI GADJEVA, MIHAELA GUEORGUIEVA · 2012 to 2020
$4.0M
Microbiome-dependent modulation of ocular immunity and the implications for infectious R00EY025761 · NEI · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI ST LEGER, ANTHONY J · 2018 to 2020
$862k
Intramural NIH HHS Z01 EY000184Intramural NIH HHS Z99 AI999999Intramural NIH HHS Z99 EY999999Intramural NIH HHS ZIA AI001175Intramural NIH HHS ZIC EY000457NEI NIH HHS R00 EY025761NEI NIH HHS R01 EY022054
6 · The paper itself

Abstract

Mucosal sites such as the intestine, oral cavity, nasopharynx, and vagina all have associated commensal flora. The surface of the eye is also a mucosal site, but proof of a living, resident ocular microbiome remains elusive. Here, we used a mouse model of ocular surface disease to reveal that commensals were present in the ocular mucosa and had functional immunological consequences. We isolated one such candidate commensal, Corynebacterium mastitidis, and showed that this organism elicited a commensal-specific interleukin-17 response from γδ T cells in the ocular mucosa that was central to local immunity. The commensal-specific response drove neutrophil recruitment and the release of antimicrobials into the tears and protected the eye from pathogenic Candida albicans or Pseudomonas aeruginosa infection. Our findings provide direct evidence that a resident commensal microbiome exists on the ocular surface and identify the cellular mechanisms underlying its effects on ocular immune homeostasis and host defense.

Indexed as

Immunity, MucosalAnimalsCandida albicansCandidiasisCorneaCorynebacteriumCorynebacterium InfectionsDisease Models, AnimalEye InfectionsHost-Pathogen InteractionsHumansInterleukin-17MiceMice, Inbred C57BLMice, KnockoutMicrobiotaInterleukin-17Receptors, Antigen, T-Cell, gamma-deltahost defenseIL-17microbiomemucosal immunityocular commensal bacteriaocular surface diseaseγδ T cells

Identifiers

PMID28709803
PMCPMC5553552
OpenAlexW2736162768

What OpenQuestion holds

Textmetadata
LicenceTDM
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.