Evidence map›Paper›PMID 23188538›Full record

ArticleWorld journal of surgery2013

Low expression of PAI-2 as a novel marker of portal vein tumor thrombosis and poor prognosis in hepatocellular carcinoma.

Li Zhou, Ye Jin, Quan-Cai Cui, Ke-Min Jin, Wei-Xun Zhou, Bao-Cai Xing

Abstract readComparative Study
PubMed Publisher
In one paragraph

Article in World journal of surgery, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
0.2field-weighted citation impact, top 38% 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

8 citing papers in PubMed, 15 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 4 institutions in 1 country.

Li ZhouDepartment of General Surgery, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences/Peking Union Medical College, Beijing, 100730, China.
Ye Jin
Quan-Cai Cui
Ke-Min Jin
Wei-Xun Zhou
Bao-Cai Xing
Peking Union Medical College Hospital · CNChinese Academy of Medical Sciences & Peking Union Medical College · CNPeking University · CNPeking University Cancer Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundPlasminogen activator inhibitor (PAI)-2 was previously shown to be less frequently expressed in hepatocellular carcinoma (HCC). The present study was designed to investigate the clinical, pathological, and prognostic significance of PAI-2 expression in HCC.

methodsExpression of PAI-2 was detected immunohistochemically for specimens from 78 patients with HCC after hepatic resection and correlated with clinicopathological features and patient survival. Risk factors of portal vein tumor thrombosis (PVTT) were also analyzed.

resultsPositive PAI-2 staining was observed in tumor and non-tumor tissues from 21 (26.9%) and 56 (71.8%) patients, respectively. Plasminogen activator inhibitor-2 negativity in tumor tissues was significantly associated with PVTT, with a high sensitivity not only in univariate analysis but also in multivariate analysis. In addition, positive PAI-2 staining was related to smaller tumor size and prolonged patient survival. The Cox regression model identified intratumoral PAI-2 staining as an independent prognosticator in patients with HCC after resection.

conclusionsOur data demonstrated that low expression of PAI-2 serves as a novel marker of PVTT and poor prognosis in HCC.

Indexed as

Portal VeinAdultAgedBiomarkers, TumorBiopsy, NeedleCarcinoma, HepatocellularChi-Square DistributionCohort StudiesDisease-Free SurvivalFemaleGene Expression Regulation, NeoplasticHumansImmunohistochemistryKaplan-Meier EstimateLiver NeoplasmsMaleBiomarkers, TumorPlasminogen Activator Inhibitor 2

Identifiers

PMID23188538
OpenAlexW1995327227

What OpenQuestion holds

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Registered trials

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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.