Evidence map›Paper›PMID 30556140›Full record

ArticleClinical and experimental immunology2019

Altered T cell receptor beta repertoire patterns in pediatric ulcerative colitis.

L Werner, M Y Nunberg, E Rechavi, A Lev, T Braun, Y Haberman, A Lahad, E Shteyer, M Schvimer, R Somech and 3 more

Open access · bronzeAbstract read
In one paragraph

Article in Clinical and experimental immunology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.6field-weighted citation impact, top 14% 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

20 citing papers in PubMed, 26 citations in OpenAlex.

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  17. Repertoire analysis of memory T-cell receptors in Japanese patients with inflammatory bowel disease.JGH open : an open access journal of gastroenterology and hepatology · 2020
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  20. Circulating α4β7Clinical and experimental gastroenterology · 2020
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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

13 authors at 3 institutions in 1 country.

L WernerPediatric Gastroenterology Unit, Edmond and Lily Safra Children's Hospital, Sheba Medical Center, Tel Hashomer, Israel.
M Y NunbergPediatric Gastroenterology Unit, Edmond and Lily Safra Children's Hospital, Sheba Medical Center, Tel Hashomer, Israel.
E RechaviSackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel.
A LevSackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel.
T BraunPediatric Gastroenterology Unit, Edmond and Lily Safra Children's Hospital, Sheba Medical Center, Tel Hashomer, Israel.
Y HabermanPediatric Gastroenterology Unit, Edmond and Lily Safra Children's Hospital, Sheba Medical Center, Tel Hashomer, Israel.
A LahadPediatric Gastroenterology Unit, Edmond and Lily Safra Children's Hospital, Sheba Medical Center, Tel Hashomer, Israel.
E ShteyerJuliet Keidan Institute of Pediatric Gastroenterology, Hepatology and Nutrition, Shaare Zedek Medical Center and The Hebrew University of Jerusalem, Jerusalem, Israel.
M SchvimerInstitute of Pathology, Sheba Medical Center, Tel Hashomer, Israel.
R SomechSackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel.
B WeissPediatric Gastroenterology Unit, Edmond and Lily Safra Children's Hospital, Sheba Medical Center, Tel Hashomer, Israel.
Y N LeeSackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel.
D S ShouvalPediatric Gastroenterology Unit, Edmond and Lily Safra Children's Hospital, Sheba Medical Center, Tel Hashomer, Israel.ORCID 0000-0001-5980-2954
Tel Aviv University · ILHebrew University of Jerusalem · ILSheba Medical Center · IL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The antigenic specificity of T cells occurs via generation and rearrangement of different gene segments producing a functional T cell receptor (TCR). High-throughput sequencing (HTS) allows in-depth assessment of TCR repertoire patterns. There are limited data concerning whether TCR repertoires are altered in inflammatory bowel disease. We hypothesized that pediatric ulcerative colitis (UC) patients possess unique TCR repertoires, resulting from clonotypical expansions in the gut. Paired blood and rectal samples were collected from nine newly diagnosed treatment-naive pediatric UC patients and four healthy controls. DNA was isolated to determine the TCR-β repertoire by HTS. Significant clonal expansion was demonstrated in UC patients, with inverse correlation between clinical disease severity and repertoire diversity in the gut. Using different repertoire variables in rectal biopsies, a clear segregation was observed between patients with severe UC, those with mild-moderate disease and healthy controls. Moreover, the overlap between autologous blood-rectal samples in UC patients was significantly higher compared with overlap among controls. Finally, we identified several clonotypes that were shared in either all or the majority of UC patients in the colon. Clonal expansion of TCR-β-expressing T cells among UC patients correlates with disease severity and highlights their involvement in mediating intestinal inflammation.

Indexed as

AdolescentCell ProliferationChildClonal Selection, Antigen-MediatedClone CellsColitis, UlcerativeColonDisease ProgressionDNAGenes, T-Cell Receptor betaHumansLymphocyte ActivationReceptors, Antigen, T-Cell, alpha-betaT-Cell Antigen Receptor SpecificityT-LymphocytesDNAReceptors, Antigen, T-Cell, alpha-betaIBDmucosal immunityrepertoireT cellsTCRUC

Identifiers

PMID30556140
PMCPMC6422658
OpenAlexW2903653873

What OpenQuestion holds

Textmetadata
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.