Evidence map›Paper›PMID 29436615›Full record

ArticleInternational journal of oncology2018

Identification and validation of the role of matrix metalloproteinase-1 in cervical cancer.

Run Tian, Xiaofang Li, Yan'e Gao, Yue Li, Pei Yang, Kunzheng Wang

Open access · hybridAbstract read
In one paragraph

Article in International journal of oncology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed, 1 pooled it
8.9field-weighted citation impact, top 2% 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

39 citing papers in PubMed, 1 synthesis or guideline pooled it, 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

6 authors at 1 institution in 1 country.

Run TianDepartment of Orthopedics, The Second Affiliated Hospital, Xi'an Jiaotong University, Xi'an, Shaanxi 710004, P.R. China.
Xiaofang LiDepartment of Obstetrics and Gynecology, The Second Affiliated Hospital, Xi'an Jiaotong University, Xi'an, Shaanxi 710004, P.R. China.
Yan'e GaoDepartment of Obstetrics and Gynecology, The Second Affiliated Hospital, Xi'an Jiaotong University, Xi'an, Shaanxi 710004, P.R. China.
Yue LiDepartment of Orthopedics, The Second Affiliated Hospital, Xi'an Jiaotong University, Xi'an, Shaanxi 710004, P.R. China.
Pei YangDepartment of Orthopedics, The Second Affiliated Hospital, Xi'an Jiaotong University, Xi'an, Shaanxi 710004, P.R. China.
Kunzheng WangDepartment of Orthopedics, The Second Affiliated Hospital, Xi'an Jiaotong University, Xi'an, Shaanxi 710004, P.R. China.
Second Affiliated Hospital of Xi'an Jiaotong University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Lymph node (LN) metastasis at an early stage of cervical cancer is often an indicator of poor prognosis and is critical for subsequent adjuvant therapy. The current study aimed to identify aberrant gene signatures and biomarkers of metastasis for patients with cervical cancer. RNA-sequencing data of 132 LN negative (N0) and 60 LN positive (N1) cervical cancer samples obtained from The Cancer Genome Atlas database were analyzed. Differentially expressed genes were identified using R packages 'edgeR' and 'limma'. Kyoto Encyclopedia of Genes and Genomes pathway enrichment and Gene Set Enrichment Analysis (GSEA) were conducted. The GSE9750 dataset obtained from Gene Expression Omnibus was analyzed to identify genes that are persistently aberrantly expressed during the development of cervical cancer. The peroxisome proliferator-activated receptor (PPAR) signaling pathway was screened out to be significant during LN metastasis. In the two analyzed datasets, 11 genes were aberrantly expressed, while matrix metalloproteinase 1 (MMP1) was the only gene that was persistently overexpressed. Cell viability, wound healing and Transwell assays were performed to evaluate the effects of MMP1 knockdown in cervical cancer cell lines, and the expression of epithelial mesenchymal transition (EMT) markers was detected. Finally, the clinical significance of MMP1 was investigated. The current study identified that MMP1 was overexpressed and the PPAR signaling pathway was associated LN metastasis in patients with cervical cancer. Following knockdown of MMP1, the proliferation, migration and invasion of cervical cancer cell lines were weakened, the expression of epithelial marker E-cadherin was increased, and the expression of metastasis-associated gene vimentin was decreased. MMP1 was an independent prognostic factor for cervical cancer. The current study indicated that MMP1 has a key role in the regulation of cervical tumor growth and LN metastasis via EMT to a certain extent. The results suggest that MMP1 may be a biomarker for LN metastasis of cervical cancer, and further validation should be performed.

Indexed as

Biomarkers, TumorCell MovementEpithelial-Mesenchymal TransitionFemaleHumansKaplan-Meier EstimateLymphatic MetastasisMatrix Metalloproteinase 1Peroxisome Proliferator-Activated ReceptorsPrognosisSignal TransductionTranscriptomeUp-RegulationUterine Cervical NeoplasmsBiomarkers, TumorMatrix Metalloproteinase 1MMP1 protein, humanPeroxisome Proliferator-Activated Receptors

Identifiers

PMID29436615
PMCPMC5843389
OpenAlexW2789129937

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.