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Diversity of T Cells Restricted by the MHC Class I-Related Molecule MR1 Facilitates Differential Antigen Recognition

Overview of attention for article published in Immunity, January 2016
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Title
Diversity of T Cells Restricted by the MHC Class I-Related Molecule MR1 Facilitates Differential Antigen Recognition
Published in
Immunity, January 2016
DOI 10.1016/j.immuni.2015.12.005
Pubmed ID
Authors

Nicholas A. Gherardin, Andrew N. Keller, Rachel E. Woolley, Jérôme Le Nours, David S. Ritchie, Paul J. Neeson, Richard W. Birkinshaw, Sidonia B.G. Eckle, John N. Waddington, Ligong Liu, David P. Fairlie, Adam P. Uldrich, Daniel G. Pellicci, James McCluskey, Dale I. Godfrey, Jamie Rossjohn

Abstract

A characteristic of mucosal-associated invariant T (MAIT) cells is the expression of TRAV1-2(+) T cell receptors (TCRs) that are activated by riboflavin metabolite-based antigens (Ag) presented by the MHC-I related molecule, MR1. Whether the MR1-restricted T cell repertoire and associated Ag responsiveness extends beyond these cells remains unclear. Here, we describe MR1 autoreactivity and folate-derivative reactivity in a discrete subset of TRAV1-2(+) MAIT cells. This recognition was attributable to CDR3β loop-mediated effects within a consensus TRAV1-2(+) TCR-MR1-Ag footprint. Furthermore, we have demonstrated differential folate- and riboflavin-derivative reactivity by a diverse population of "atypical" TRAV1-2(-) MR1-restricted T cells. We have shown that TRAV1-2(-) T cells are phenotypically heterogeneous and largely distinct from TRAV1-2(+) MAIT cells. A TRAV1-2(-) TCR docks more centrally on MR1, thereby adopting a markedly different molecular footprint to the TRAV1-2(+) TCR. Accordingly, diversity within the MR1-restricted T cell repertoire leads to differing MR1-restricted Ag specificity.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 155 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
United Kingdom 1 <1%
United States 1 <1%
Unknown 153 99%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 40 26%
Researcher 26 17%
Student > Doctoral Student 14 9%
Student > Master 12 8%
Student > Bachelor 11 7%
Other 22 14%
Unknown 30 19%
Readers by discipline Count As %
Immunology and Microbiology 43 28%
Agricultural and Biological Sciences 35 23%
Medicine and Dentistry 13 8%
Biochemistry, Genetics and Molecular Biology 12 8%
Chemistry 5 3%
Other 14 9%
Unknown 33 21%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 6. 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 29 October 2019.
All research outputs
#6,571,272
of 25,371,288 outputs
Outputs from Immunity
#3,142
of 4,815 outputs
Outputs of similar age
#96,312
of 401,514 outputs
Outputs of similar age from Immunity
#45
of 68 outputs
Altmetric has tracked 25,371,288 research outputs across all sources so far. This one has received more attention than most of these and is in the 74th percentile.
So far Altmetric has tracked 4,815 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 33.3. This one is in the 34th percentile – i.e., 34% 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 401,514 tracked outputs that were published within six weeks on either side of this one in any source. This one has done well, scoring higher than 75% of its contemporaries.
We're also able to compare this research output to 68 others from the same source and published within six weeks on either side of this one. This one is in the 33rd percentile – i.e., 33% of its contemporaries scored the same or lower than it.