Evidence map›Paper›PMID 24475046›Full record

ArticlePloS one2014

Decreased expression of PTPN12 correlates with tumor recurrence and poor survival of patients with hepatocellular carcinoma.

Rong-Zhen Luo, Pei-Qiang Cai, Mei Li, Jia Fu, Zhi-Yi Zhang, Jie-Wei Chen, Yun Cao, Jing-Ping Yun, Dan Xie, Mu-Yan Cai

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed, 1 pooled it
2.0field-weighted citation impact, top 13% 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

31 citing papers in PubMed, 1 synthesis or guideline pooled it, 41 citations in OpenAlex.

  1. Pooled it
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  3. Review
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  5. Mechanistic studies ofFrontiers in oncology · 2025
    Article
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  9. Expression and clinical significance ofThe Journal of international medical research · 2020
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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

10 authors at 3 institutions in 1 country.

Rong-Zhen LuoSun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, China ; Department of Pathology, Sun Yat-sen University Cancer Center, Guangzhou, China.
Pei-Qiang CaiSun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, China ; Medical Imaging and Minimally Invasive Interventional Center, Sun Yat-sen University Cancer Center, Guangzhou, China.
Mei LiSun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, China ; Department of Pathology, Sun Yat-sen University Cancer Center, Guangzhou, China.
Jia FuSun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, China ; Department of Pathology, Sun Yat-sen University Cancer Center, Guangzhou, China.
Zhi-Yi ZhangSun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, China ; Department of Pathology, Sun Yat-sen University Cancer Center, Guangzhou, China.
Jie-Wei ChenSun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, China ; Department of Pathology, Sun Yat-sen University Cancer Center, Guangzhou, China.
Yun CaoSun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, China ; Department of Pathology, Sun Yat-sen University Cancer Center, Guangzhou, China.
Jing-Ping YunSun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, China ; Department of Pathology, Sun Yat-sen University Cancer Center, Guangzhou, China.
Dan XieSun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, China ; Department of Pathology, Sun Yat-sen University Cancer Center, Guangzhou, China.
Mu-Yan CaiSun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, China ; Department of Pathology, Sun Yat-sen University Cancer Center, Guangzhou, China.
Sun Yat-sen University · CNSun Yat-sen University Cancer Center · CNState Key Laboratory of Oncology in South China

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundProtein tyrosine phosphatase non-receptor type 12 (PTPN12), has been identified as a potent tumor suppressor in human cancers and a critical regulator of cell adhesion and migration. However, the PTPN12 expression and its prognostic significance in HCC have not been well elucidated. METHODOLOGY/PRINCIPAL

findingsIn this study, tissue microarray-based immunohistochemistry (IHC) was investigated in an HCC cohort with adjacent liver tissues as controls. The resulting data were analyzed using receiver operating characteristic curves, Spearman's rank correlation, Kaplan-Meier plots and Cox proportional hazards regression modeling. Our results showed that decreased expression of PTPN12 was more frequently observed in HCC tissues compared to the adjacent non-tumorous liver tissues. Further correlation analyses indicated that the decreased PTPN12 expression was closely correlated with tumor recurrence (P = 0.015). Univariate analysis showed a significant association between decreased expression of PTPN12 and adverse cancer-specific survival and recurrence-free survival (P<0.001). In different subsets of overall patients, PTPN12 expression was also a prognostic indicator in patients with stage I/II or stage III/IV (P<0.05). Importantly, multivariate analysis (P<0.05) identified PTPN12 expression in HCC as an independent prognostic factor. CONCLUSIONS/SIGNIFICANCE: Our findings provide a basis for the concept that PTPN12 protein expression is frequently decreased or lost in human HCC tissues and that decreased PTPN12 expression may represent an acquired recurrence phenotype of HCC and that PTPN12 expression may act as a biomarker of prognosis for patients with HCC.

Indexed as

AdultAgedBiomarkers, TumorCarcinoma, HepatocellularFemaleFollow-Up StudiesGene Expression Regulation, NeoplasticHumansImmunohistochemistryLiver NeoplasmsMaleMiddle AgedNeoplasm GradingNeoplasm Recurrence, LocalNeoplasm StagingPrognosisBiomarkers, TumorProtein Tyrosine Phosphatase, Non-Receptor Type 12PTPN12 protein, human

Identifiers

PMID24475046
PMCPMC3901655
OpenAlexW2158052066

What OpenQuestion holds

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LicenceCC BY
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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.