Evidence map›Paper›PMID 22002242›Full record

ArticleCancer immunology, immunotherapy : CII2012

Mycobacteria activate γδ T-cell anti-tumour responses via cytokines from type 1 myeloid dendritic cells: a mechanism of action for cancer immunotherapy.

Daniel W Fowler, John Copier, Natalie Wilson, Angus G Dalgleish, Mark D Bodman-Smith

Open access · hybridAbstract read
In one paragraph

Article in Cancer immunology, immunotherapy : CII, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
1.1field-weighted citation impact, top 24% 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

33 citing papers in PubMed, 54 citations in OpenAlex.

  1. Trial
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  4. Suppression of the malignancy of mammary tumor in mice model by inactivated preparation ofVeterinary research forum : an international quarterly journal · 2022
    Article
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  9. Potential ofOncoimmunology · 2022
    Article
  10. Rapidly GrowingInternational journal of molecular sciences · 2021
    Review
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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

5 authors at 1 institution in 1 country.

Daniel W FowlerDepartment of Clinical Sciences, St. George's University of London, Cranmer Terrace, Tooting Broadway, London, SW17 0RE, UK. dfowler@sgul.ac.uk
John Copier
Natalie Wilson
Angus G Dalgleish
Mark D Bodman-Smith
St George's, University of London · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Attenuated and heat-killed mycobacteria display demonstrable activity against cancer in the clinic; however, the induced immune response is poorly characterised and potential biomarkers of response ill-defined. We investigated whether three mycobacterial preparations currently used in the clinic (BCG and heat-killed Mycobacterium vaccae and Mycobacterium obuense) can stimulate anti-tumour effector responses in human γδ T-cells. γδ T-cell responses were characterised by measuring cytokine production, expression of granzyme B and cytotoxicity against tumour target cells. Results show that γδ T-cells are activated by these mycobacterial preparations, as indicated by upregulation of activation marker expression and proliferation. Activated γδ T-cells display enhanced effector responses, as shown by upregulated granzyme B expression, production of the T(H)1 cytokines IFN-γ and TNF-α, and enhanced degranulation in response to susceptible and zoledronic acid-treated resistant tumour cells. Moreover, γδ T-cell activation is induced by IL-12, IL-1β and TNF-α from circulating type 1 myeloid dendritic cells (DCs), but not from type 2 myeloid DCs or plasmacytoid DCs. Taken together, we show that BCG, M. vaccae and M. obuense induce γδ T-cell anti-tumour effector responses indirectly via a specific subset of circulating DCs and suggest a mechanism for the potential immunotherapeutic effects of BCG, M. vaccae and M. obuense in cancer.

Indexed as

Antigens, NeoplasmBCG VaccineCells, CulturedCytokinesCytotoxicity, ImmunologicDendritic CellsHumansImmunotherapyLymphocyte ActivationMycobacteriumMyeloid CellsNeoplasmsReceptors, Antigen, T-Cell, gamma-deltaTh1 CellsVaccines, AttenuatedAntigens, NeoplasmBCG VaccineCytokinesReceptors, Antigen, T-Cell, gamma-deltaVaccines, Attenuated

Identifiers

PMID22002242
PMCPMC3310139
OpenAlexW2018180954

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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.