Evidence map›Paper›PMID 22487809›Full record

ArticleInternational journal of cancer2012

Gr-1+CD11b+ cells are responsible for tumor promoting effect of TGF-β in breast cancer progression.

Zhaoyang Li, Yanli Pang, Sudheer Kumar Gara, B R Achyut, Christopher Heger, Paul K Goldsmith, Scott Lonning, Li Yang

Open access · bronzeAbstract read
In one paragraph

Article in International journal of cancer, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 59 papers.

0numbers the graph read from it
0cells of the map it votes in
59citing papers in PubMed
2.6field-weighted citation impact, top 10% 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

59 citing papers in PubMed, 73 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

8 authors at 3 institutions in 1 country.

Zhaoyang LiLaboratory of Cancer Biology and Genetics, Center for Cancer Research, National Cancer Institute, National Institutes of Health, Bethesda, MD 20876-4258, USA.
Yanli Pang
Sudheer Kumar Gara
B R Achyut
Christopher Heger
Paul K Goldsmith
Scott Lonning
Li Yang
Center for Cancer Research · USNational Cancer Institute · USNational Institutes of Health · US

Funding

Intramural NIH HHS Z99 CA999999NCI NIH HHS Y99 CA999999
6 · The paper itself

Abstract

One great challenge in our understanding of TGF-β cancer biology and the successful application of TGF-β-targeted therapy is that TGF-β works as both a tumor suppressor and a tumor promoter. The underlying mechanisms for its functional change remain to be elucidated. Using 4T1 mammary tumor model that shares many characteristics with human breast cancer, particularly its ability to spontaneously metastasize to the lungs, we demonstrate that Gr-1+CD11b+ cells or myeloid derived suppressor cells are important mediators in TGF-β regulation of mammary tumor progression. Depletion of Gr-1+CD11b+ cells diminished the antitumor effect of TGF-β neutralization. Two mechanisms were involved: first, treatment with TGF-β neutralization antibody (1D11) significantly decreased the number of Gr-1+CD11b+ cells in tumor tissues and premetastatic lung. This is mediated through increased Gr-1+CD11b+ cell apoptosis. In addition, 1D11 treatment significantly decreased the expression of Th2 cytokines and Arginase 1. Interestingly, the number and property of Gr-1+CD11b+ cells in peripheral blood/draining lymph nodes correlated with tumor size and metastases in response to 1D11 treatment. Our data suggest that the efficacy of TGF-β neutralization depends on the presence of Gr-1+CD11b+ cells, and these cells could be good biomarkers for TGF-β-targeted therapy.

Indexed as

AnimalsAntibodies, NeutralizingApoptosisArginaseBiomarkers, TumorCD11b AntigenCell Line, TumorCytokinesDisease ProgressionFemaleLungLymph NodesMammary Neoplasms, ExperimentalMiceMice, Inbred BALB CMyeloid CellsAntibodies, NeutralizingArginaseBiomarkers, TumorCD11b AntigenCytokinesGr-1 protein, mouseReceptors, ChemokineTransforming Growth Factor beta

Identifiers

PMID22487809
PMCPMC3433574
OpenAlexW1990792892

What OpenQuestion holds

Textmetadata
LicenceTDM
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.