Evidence map›Paper›PMID 27912767›Full record

ArticleMolecular cancer2016

Lipocalin2 suppresses metastasis of colorectal cancer by attenuating NF-κB-dependent activation of snail and epithelial mesenchymal transition.

Meibao Feng, Jieqiong Feng, Wuzhen Chen, Wubin Wang, Xuesong Wu, Jing Zhang, Fangying Xu, Maode Lai

Open access · goldAbstract read
In one paragraph

Article in Molecular cancer, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 61 papers.

0numbers the graph read from it
0cells of the map it votes in
61citing papers in PubMed
3.5field-weighted citation impact, top 7% 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

61 citing papers in PubMed, 94 citations in OpenAlex.

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  17. Lipocalin-2 and intestinal diseases.World journal of gastroenterology · 2024
    Review
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1 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

8 authors at 1 institution in 1 country.

Meibao FengDepartment of Pathology, School of Medicine, Zhejiang University, 866 Yuhangtang Road, Hangzhou, Zhejiang, 310058, China.
Jieqiong FengDepartment of Pathology, School of Medicine, Zhejiang University, 866 Yuhangtang Road, Hangzhou, Zhejiang, 310058, China.
Wuzhen ChenDepartment of Pathology, School of Medicine, Zhejiang University, 866 Yuhangtang Road, Hangzhou, Zhejiang, 310058, China.
Wubin WangDepartment of Pathology, School of Medicine, Zhejiang University, 866 Yuhangtang Road, Hangzhou, Zhejiang, 310058, China.
Xuesong WuDepartment of Pathology, School of Medicine, Zhejiang University, 866 Yuhangtang Road, Hangzhou, Zhejiang, 310058, China.
Jing ZhangDepartment of Pathology, School of Medicine, Zhejiang University, 866 Yuhangtang Road, Hangzhou, Zhejiang, 310058, China.
Fangying XuDepartment of Pathology, School of Medicine, Zhejiang University, 866 Yuhangtang Road, Hangzhou, Zhejiang, 310058, China. xfy@zju.edu.cn.
Maode LaiDepartment of Pathology, School of Medicine, Zhejiang University, 866 Yuhangtang Road, Hangzhou, Zhejiang, 310058, China. lmd@zju.edu.cn.ORCID 0000-0001-6830-9774
Zhejiang University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundLipocalin2 (LCN2) is a secretory protein that is aberrantly expressed in several types of cancer and has been involved in metastatic progression. However, neither mechanisms nor the role that LCN2 plays in the metastasis of colorectal cancer are clear.

methodsLCN2 expression in colorectal cancer was detected by immunohistochemistry in 400 tissue specimens and Kaplan-Meier survival analysis was performed. In vitro, real-time PCR, western blot, colony formation assay, immunofluorescence assay, wound healing assay, migration and invasion experiment were performed to investigate the effects of LCN2 in epithelial mesenchymal transition (EMT), migration and invasion, respectively. In vivo mouse xenograft and metastasis models were utilized to determine tumorigenicity and metastasis ability, and immunohistochemistry, real-time PCR, western blot were used to evaluate the related protein expression. Luciferase reporter assay was used to explore the role of LCN2 on NF-ĸB promoter.

resultsLCN2 was highly expressed in 66.5% of the specimens, and significantly correlated with positive E-cadherin in the membrane and negative nuclear β-catenin. Higher expression of LCN2 together with negative NF-κB expression was negatively related to nuclear accumulation of snail and predicted favorable prognosis. LCN2 blocked cell proliferation, migration and invasion in vitro and in vivo, and inhibited translocation of NF-κB into nucleus. NF-κB could reverse the effect of LCN2 on EMT and promote snail expression. Rescued snail expression had similar effect without influencing NF-κB activity.

conclusionLCN2 may be an important negative regulator in EMT, invasion and metastasis of CRC via acting as upstream of NF-κB/snail signaling pathway. Thereby combinative manipulation of LCN2 and NF-κB/snail pathway may represent a novel and promising therapeutic approach for the patients with CRC.

Indexed as

Up-RegulationAdultAgedAged, 80 and overAnimalsCell Line, TumorCell MovementCell ProliferationColorectal NeoplasmsEpithelial-Mesenchymal TransitionFemaleGene Expression Regulation, NeoplasticHT29 CellsHumansLipocalin-2MaleLCN2 protein, humanLipocalin-2NF-kappa BSnail Family Transcription FactorsColorectal cancerEpithelial mesenchymal transitionLipocalin2 -NF-κB- metastasisPrognosis

Identifiers

PMID27912767
PMCPMC5135816
OpenAlexW2559366598

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.