Evidence map›Paper›PMID 32775467›Full record

ArticleJournal of immunology research2020

Abnormal Expression of BTLA and CTLA-4 Immune Checkpoint Molecules in Chronic Lymphocytic Leukemia Patients.

L Karabon, A Partyka, L Ciszak, E Pawlak-Adamska, A Tomkiewicz, A Bojarska-Junak, J Roliński, D Wołowiec, T Wrobel, I Frydecka and 1 more

Open access · goldAbstract read
In one paragraph

Article in Journal of immunology research, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
2.3field-weighted citation impact, top 11% 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

25 citing papers in PubMed, 35 citations in OpenAlex.

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  16. A novel diagnostic approach for the classification of small B-cell lymphoid neoplasms based on the NanoString platform.Modern pathology : an official journal of the United States and Canadian Academy of Pathology, Inc · 2022
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  18. The association ofFrontiers in immunology · 2022
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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.

L KarabonDepartment of Experimental Therapy, Hirszfeld Institute of Immunology and Experimental Therapy, Polish Academy of Sciences, Wroclaw, Poland.ORCID https://orcid.org/0000-0001-8172-0971
A PartykaDepartment of Experimental Therapy, Hirszfeld Institute of Immunology and Experimental Therapy, Polish Academy of Sciences, Wroclaw, Poland.
L CiszakDepartment of Experimental Therapy, Hirszfeld Institute of Immunology and Experimental Therapy, Polish Academy of Sciences, Wroclaw, Poland.ORCID https://orcid.org/0000-0002-5135-6336
E Pawlak-AdamskaDepartment of Experimental Therapy, Hirszfeld Institute of Immunology and Experimental Therapy, Polish Academy of Sciences, Wroclaw, Poland.ORCID https://orcid.org/0000-0002-0386-7940
A TomkiewiczDepartment of Experimental Therapy, Hirszfeld Institute of Immunology and Experimental Therapy, Polish Academy of Sciences, Wroclaw, Poland.
A Bojarska-JunakDepartment of Clinical Immunology and Immunotherapy, Medical University of Lublin, Lublin, Poland.
J RolińskiDepartment of Clinical Immunology and Immunotherapy, Medical University of Lublin, Lublin, Poland.ORCID https://orcid.org/0000-0003-4841-6120
D WołowiecDepartment and Clinic of Haematology, Blood Neoplasms, And Bone Marrow Transplantation, Wroclaw Medical University, Wroclaw, Poland.
T WrobelDepartment and Clinic of Haematology, Blood Neoplasms, And Bone Marrow Transplantation, Wroclaw Medical University, Wroclaw, Poland.ORCID https://orcid.org/0000-0002-6612-3535
I FrydeckaDepartment of Experimental Therapy, Hirszfeld Institute of Immunology and Experimental Therapy, Polish Academy of Sciences, Wroclaw, Poland.
A KosmaczewskaDepartment of Experimental Therapy, Hirszfeld Institute of Immunology and Experimental Therapy, Polish Academy of Sciences, Wroclaw, Poland.ORCID https://orcid.org/0000-0002-3805-9476
Ludwik Hirszfeld Institute of Immunology and Experimental Therapy · PLWroclaw Medical University · PLMedical University of Lublin · PL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Chronic lymphocytic leukemia (CLL) is characterized by the peripheral accumulation of neoplastic B cells and is frequently complicated by the systemic immunosuppression associated with an impairment in B and T lymphocyte activation. We hypothesized that the expression of immune checkpoint suppressors B and T lymphocyte attenuator (BTLA) and cytotoxic T lymphocyte antigen (CTLA-4) is disturbed in both lymphocyte subpopulations in CLL. The expression of CTLA-4 and BTLA mRNA was determined by real-time PCR, while CTLA-4 protein expression (surface or intracellular) was estimated in BTLA+ lymphocytes by flow cytometry. In CLL patients, we observed a higher gene transcript level of BTLA and CTLA-4 than in healthy individuals in both freshly isolated and PMA stimulated B and T cells. Remarkably, lower amounts of both inhibitory proteins were found in peripheral blood (PB) CLL B cells, whereas normal BTLA and elevated CTLA-4 were found in T cells. Consistently, there was a prevalence of CTLA-4+ cells within circulating BTLA+ T cells cells of patients confronting PB healthy cells. After

Indexed as

AdultAgedAntigens, CDAntigens, Differentiation, T-LymphocyteB-LymphocytesCD69 AntigensCell ProliferationCells, CulturedCTLA-4 AntigenFemaleHumansImmune Checkpoint ProteinsLectins, C-TypeLeukemia, Lymphocytic, Chronic, B-CellLeukocytes, MononuclearLymphocyte ActivationAntigens, CDAntigens, Differentiation, T-LymphocyteBTLA protein, humanCD69 AntigensCTLA-4 AntigenCTLA4 protein, humanImmune Checkpoint ProteinsLectins, C-TypeReceptors, ImmunologicRNA, Messenger

Identifiers

PMID32775467
PMCPMC7407019
OpenAlexW3045510702

What OpenQuestion holds

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Registered trials

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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.