Evidence map›Paper›PMID 24789685›Full record

ArticleJournal of clinical immunology2014

Disturbed B and T cell homeostasis and neogenesis in patients with ataxia telangiectasia.

Matan Kraus, Atar Lev, Amos J Simon, Inbal Levran, Andrea Nissenkorn, Yonit B Levi, Yackov Berkun, Ori Efrati, Ninette Amariglio, Gideon Rechavi and 1 more

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In one paragraph

Article in Journal of clinical immunology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed, 2 pooled it
1.6field-weighted citation impact, top 17% 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

31 citing papers in PubMed, 2 syntheses or guidelines pooled it, 49 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

11 authors at 3 institutions in 1 country.

Matan KrausPediatric Immunology Unit, Jeffrey Modell Foundation (JMF) Center and Department of Pediatrics, Sheba Medical Center, Tel Hashomer, Israel.
Atar Lev
Amos J Simon
Inbal Levran
Andrea Nissenkorn
Yonit B Levi
Yackov Berkun
Ori Efrati
Ninette Amariglio
Gideon Rechavi
Raz Somech
Sheba Medical Center · ILEdmond and Lily Safra Children's Hospital · ILHadassah Medical Center · IL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveAtaxia telangiectasia (AT) is a rare genetic, multi-system disorder characterized by neurodegeneration, chromosome instability, B and T cell immunodeficiency and a predisposition to cancer. We examined immunologic parameters reflecting cell development and proliferation and their relevancy to the clinical phenotype in affected individuals. PATIENTS AND

methodsAT patients from the AT National Clinic in Israel underwent immunological investigation. Their T and B cell workup included lymphocyte subset counts, immunoglobulin levels, responses to mitogenic stimulations, TCR-Vβ families and BCR immunoglobulin heavy chain spectratyping, TCR rearrangement excision circles (TRECs) and Kappa-deleting recombination excision circles (KRECs).

resultsThirty-seven AT patients (median age 12.7 years, range 4.2-25.1) were evaluated. CD20 B and CD3 T lymphocytes were decreased in 67 % and 64 % of the patients, respectively, while only 33 % of the patients had reduced lymphoproliferative responses. Almost all AT patients displayed extremely low TRECs and KRECs levels, irrespective of their age. Those levels were correlated to one another and to the amounts of CD3+ and CD20+ cells, respectively. Abnormal TCR-Vβ repertoires were found with different degrees of clonality or reduced expression in these AT patients. There was no clear clustering of expansions to specific TCR-Vβ genes. PCR spectratyping analysis of the FR2 IgH BCR gene rearrangements in peripheral blood was abnormal in 50 % of the patients.

conclusionThe immunodeficiency associated with AT is combined, remains low over time and not progressive. It is characterized by low TREC and KREC copies suggestive of abnormal T and B cell neogenesis.

Indexed as

AdolescentAdultAntigens, CD20Ataxia TelangiectasiaAtaxia Telangiectasia Mutated ProteinsB-LymphocytesCD3 ComplexCell ProliferationChildChild, PreschoolFemaleGene ExpressionHomeostasisHumansImmunologic TestsImmunophenotypingAntigens, CD20Ataxia Telangiectasia Mutated ProteinsATM protein, humanCD3 ComplexReceptors, Antigen, B-CellReceptors, Antigen, T-Cell

Identifiers

PMID24789685
OpenAlexW2076117179

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.