Evidence map›Paper›PMID 32726622›Full record

ArticleCell reports2020

PTPN2 Deficiency Enhances Programmed T Cell Expansion and Survival Capacity of Activated T Cells.

Markus Flosbach, Susanne G Oberle, Stefanie Scherer, Jana Zecha, Madlaina von Hoesslin, Florian Wiede, Vijaykumar Chennupati, Jolie G Cullen, Markus List, Josch K Pauling and 4 more

Abstract read
In one paragraph

Article in Cell reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
–field-weighted citation impact
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

42 citing papers in PubMed.

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  19. Focusing on CD8Journal of experimental & clinical cancer research : CR · 2024
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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

14 authors.

Markus FlosbachDivision of Animal Physiology and Immunology, TUM School of Life Sciences Weihenstephan, Technical University of Munich (TUM), Freising, Germany.
Susanne G OberleDivision of Immunology and Allergy, Department of Medicine, Lausanne University Hospital, Lausanne, Switzerland.
Stefanie SchererDivision of Animal Physiology and Immunology, TUM School of Life Sciences Weihenstephan, Technical University of Munich (TUM), Freising, Germany; Division of Immunology and Allergy, Department of Medicine, Lausanne University Hospital, Lausanne, Switzerland.
Jana ZechaChair of Proteomics and Bioanalytics, TUM School of Life Sciences Weihenstephan, Technical University of Munich (TUM), Freising, Germany.
Madlaina von HoesslinDivision of Animal Physiology and Immunology, TUM School of Life Sciences Weihenstephan, Technical University of Munich (TUM), Freising, Germany.
Florian WiedeDepartment of Biochemistry and Molecular Biology, Monash University, Clayton, VIC 3800, Australia; Peter MacCallum Cancer Centre, Melbourne, VIC 3000, Australia.
Vijaykumar ChennupatiDivision of Immunology and Allergy, Department of Medicine, Lausanne University Hospital, Lausanne, Switzerland.
Jolie G CullenDivision of Animal Physiology and Immunology, TUM School of Life Sciences Weihenstephan, Technical University of Munich (TUM), Freising, Germany.
Markus ListBig Data in BioMedicine Group, Chair of Experimental Bioinformatics, TUM School of Life Sciences Weihenstephan, Technical University of Munich (TUM), Freising, Germany.
Josch K PaulingZD.B Junior Research Group LipiTUM, Chair of Experimental Bioinformatics, TUM School of Life Sciences Weihenstephan, Technical University of Munich (TUM), Freising, Germany.
Jan BaumbachChair of Experimental Bioinformatics, TUM School of Life Sciences Weihenstephan, Technical University of Munich (TUM), Freising, Germany.
Bernhard KusterChair of Proteomics and Bioanalytics, TUM School of Life Sciences Weihenstephan, Technical University of Munich (TUM), Freising, Germany.
Tony TiganisDepartment of Biochemistry and Molecular Biology, Monash University, Clayton, VIC 3800, Australia; Peter MacCallum Cancer Centre, Melbourne, VIC 3000, Australia; Monash Biomedicine Discovery Institute, Monash University, Clayton, VIC 3800, Australia.
Dietmar ZehnDivision of Animal Physiology and Immunology, TUM School of Life Sciences Weihenstephan, Technical University of Munich (TUM), Freising, Germany; Division of Immunology and Allergy, Department of Medicine, Lausanne University Hospital, Lausanne, Switzerland. Electronic address: dietmar.zehn@tum.de.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Manipulating molecules that impact T cell receptor (TCR) or cytokine signaling, such as the protein tyrosine phosphatase non-receptor type 2 (PTPN2), has significant potential for advancing T cell-based immunotherapies. Nonetheless, it remains unclear how PTPN2 impacts the activation, survival, and memory formation of T cells. We find that PTPN2 deficiency renders cells in vivo and in vitro less dependent on survival-promoting cytokines, such as interleukin (IL)-2 and IL-15. Remarkably, briefly ex vivo-activated PTPN2-deficient T cells accumulate in 3- to 11-fold higher numbers following transfer into unmanipulated, antigen-free mice. Moreover, the absence of PTPN2 augments the survival of short-lived effector T cells and allows them to robustly re-expand upon secondary challenge. Importantly, we find no evidence for impaired effector function or memory formation. Mechanistically, PTPN2 deficiency causes broad changes in the expression and phosphorylation of T cell expansion and survival-associated proteins. Altogether, our data underline the therapeutic potential of targeting PTPN2 in T cell-based therapies to augment the number and survival capacity of antigen-specific T cells.

Indexed as

AnimalsCarrier ProteinsCell CommunicationCytokinesFemaleImmunotherapy, AdoptiveLymphocyte ActivationMaleMiceMice, Inbred C57BLMice, KnockoutPhosphorylationProtein Tyrosine Phosphatase, Non-Receptor Type 2Receptors, Antigen, T-CellSignal TransductionT-LymphocytesCarrier ProteinsCytokinesProtein Tyrosine Phosphatase, Non-Receptor Type 2Ptpn2 protein, mouseReceptors, Antigen, T-Celladoptive T cell transferautoimmunityeffector T cellsGWASimmunotherapyphosphoproteomeprogrammed T cell expansionProtein tyrosine phosphatase non‑receptor type 2 (PTPN2)single point mutationT cell memory

Identifiers

PMID32726622
PMCPMC7408006

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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.