Evidence map›Paper›PMID 27283985›Full record

ArticleOncotarget2016

Targeted gene silencing of CCL2 inhibits triple negative breast cancer progression by blocking cancer stem cell renewal and M2 macrophage recruitment.

Wei Bin Fang, Min Yao, Gage Brummer, Diana Acevedo, Nabil Alhakamy, Cory Berkland, Nikki Cheng

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 76 papers.

0numbers the graph read from it
0cells of the map it votes in
76citing papers in PubMed
5.1field-weighted citation impact, top 4% 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

76 citing papers in PubMed, 116 citations in OpenAlex.

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16 more citing papers are in PubMed but not listed here.

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

7 authors at 2 institutions in 1 country.

Wei Bin FangDepartment of Pathology and Laboratory, University of Kansas Medical Center, Kansas City, KS 66160, USA.
Min YaoDepartment of Pathology and Laboratory, University of Kansas Medical Center, Kansas City, KS 66160, USA.
Gage BrummerDepartment of Pathology and Laboratory, University of Kansas Medical Center, Kansas City, KS 66160, USA.
Diana AcevedoDepartment of Pathology and Laboratory, University of Kansas Medical Center, Kansas City, KS 66160, USA.
Nabil AlhakamyDepartment of Pharmaceutical Chemistry, University of Kansas, Lawrence, KS 66045, USA.
Cory BerklandDepartment of Pharmaceutical Chemistry, University of Kansas, Lawrence, KS 66045, USA.
Nikki ChengDepartment of Pathology and Laboratory, University of Kansas Medical Center, Kansas City, KS 66160, USA.
University of Kansas Medical Center · USUniversity of Kansas · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Triple negative breast cancers are an aggressive subtype of breast cancer, characterized by the lack of estrogen receptor, progesterone receptor and Her2 expression. Triple negative breast cancers are non-responsive to conventional anti-hormonal and Her2 targeted therapies, making it necessary to identify new molecular targets for therapy. The chemokine CCL2 is overexpressed in invasive breast cancers, and regulates breast cancer progression through multiple mechanisms. With few approaches to target CCL2 activity, its value as a therapeutic target is unclear. In these studies, we developed a novel gene silencing approach that involves complexing siRNAs to TAT cell penetrating peptides (Ca-TAT) through non-covalent calcium cross-linking. Ca-TAT/siRNA complexes penetrated 3D collagen cultures of breast cancer cells and inhibited CCL2 expression more effectively than conventional antibody neutralization. Ca-TAT/siRNA complexes targeting CCL2 were delivered to mice bearing MDA-MB-231 breast tumor xenografts. In vivo CCL2 gene silencing inhibited primary tumor growth and metastasis, associated with a reduction in cancer stem cell renewal and recruitment of M2 macrophages. These studies are the first to demonstrate that targeting CCL2 expression in vivo may be a viable therapeutic approach to treating triple negative breast cancer.

Indexed as

Gene SilencingAnimalsCell Line, TumorCell Self RenewalChemokine CCL2CollagenDisease ProgressionFemaleHumansMacrophagesMiceMice, Inbred BALB CMice, NudeNecrosisNeoplasm MetastasisNeoplasm TransplantationCCL2 protein, humanChemokine CCL2CollagenRNA, Small Interferingbreast cancercancer stem cellCCL2macrophageTAT cell penetrating peptide

Identifiers

PMID27283985
PMCPMC5226513
OpenAlexW2408806914

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.