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Activation of a G protein–coupled receptor by its endogenous ligand triggers the innate immune response of Caenorhabditis elegans

Overview of attention for article published in Nature Immunology, August 2014
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Title
Activation of a G protein–coupled receptor by its endogenous ligand triggers the innate immune response of Caenorhabditis elegans
Published in
Nature Immunology, August 2014
DOI 10.1038/ni.2957
Pubmed ID
Authors

Olivier Zugasti, Neelanjan Bose, Barbara Squiban, Jérôme Belougne, C Léopold Kurz, Frank C Schroeder, Nathalie Pujol, Jonathan J Ewbank

Abstract

Immune defenses are triggered by microbe-associated molecular patterns or as a result of damage to host cells. The elicitors of immune responses in the nematode Caenorhabditis elegans are unclear. Using a genome-wide RNA-mediated interference (RNAi) screen, we identified the G protein-coupled receptor (GPCR) DCAR-1 as being required for the response to fungal infection and wounding. DCAR-1 acted in the epidermis to regulate the expression of antimicrobial peptides via a conserved p38 mitogen-activated protein kinase pathway. Through targeted metabolomics analysis we identified the tyrosine derivative 4-hydroxyphenyllactic acid (HPLA) as an endogenous ligand. Our findings reveal DCAR-1 and its cognate ligand HPLA to be triggers of the epidermal innate immune response in C. elegans and highlight the ancient role of GPCRs in host defense.

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The data shown below were collected from the profile of 1 X user who shared this research output. Click here to find out more about how the information was compiled.
Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 109 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
United Kingdom 2 2%
Japan 1 <1%
United States 1 <1%
France 1 <1%
Unknown 104 95%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 27 25%
Researcher 17 16%
Student > Master 13 12%
Professor > Associate Professor 9 8%
Student > Bachelor 7 6%
Other 20 18%
Unknown 16 15%
Readers by discipline Count As %
Agricultural and Biological Sciences 44 40%
Biochemistry, Genetics and Molecular Biology 21 19%
Immunology and Microbiology 12 11%
Medicine and Dentistry 4 4%
Chemistry 3 3%
Other 6 6%
Unknown 19 17%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 05 August 2014.
All research outputs
#18,375,478
of 22,759,618 outputs
Outputs from Nature Immunology
#3,521
of 3,789 outputs
Outputs of similar age
#164,086
of 229,815 outputs
Outputs of similar age from Nature Immunology
#28
of 33 outputs
Altmetric has tracked 22,759,618 research outputs across all sources so far. This one is in the 11th percentile – i.e., 11% of other outputs scored the same or lower than it.
So far Altmetric has tracked 3,789 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 31.2. This one is in the 3rd percentile – i.e., 3% of its peers scored the same or lower than it.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 229,815 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 15th percentile – i.e., 15% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 33 others from the same source and published within six weeks on either side of this one. This one is in the 9th percentile – i.e., 9% of its contemporaries scored the same or lower than it.