Evidence map›Paper›PMID 24386414›Full record

Trial reportPloS one2013

Extracellular HSP70/HSP70-PCs promote epithelial-mesenchymal transition of hepatocarcinoma cells.

Hangyu Li, Yan Li, Dan Liu, Hongzhi Sun, Dongming Su, Fuquan Yang, Jingang Liu

Open access · goldAbstract readClinical Trial
In one paragraph

Trial report in PloS one, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
1.0field-weighted citation impact, top 23% 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

21 citing papers in PubMed, 39 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

7 authors at 3 institutions in 1 country.

Hangyu LiDepartment of General Surgery, Shengjing Hospital Affiliated to China Medical University, Shenyang, China.
Yan LiDepartment of General Surgery, Shengjing Hospital Affiliated to China Medical University, Shenyang, China.
Dan LiuDepartment of General Surgery, Shengjing Hospital Affiliated to China Medical University, Shenyang, China.
Hongzhi SunDepartment of General Surgery, First Hospital Affiliated to Liaoning Medical College, Jinzhou, China.
Dongming SuCenter of Metabolic Disease Research, Nanjing Medical University, Nanjing, China.
Fuquan YangDepartment of General Surgery, Shengjing Hospital Affiliated to China Medical University, Shenyang, China.
Jingang LiuDepartment of General Surgery, Shengjing Hospital Affiliated to China Medical University, Shenyang, China.
China Medical University · CNJinzhou Medical University · CNNanjing Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundExtracellular heat shock protein 70 and peptide complexes (eHSP70/HSP70-PCs) regulate a variety of biological behaviors in tumor cells. Whether eHSP70/HSP70-PCs are involved in the epithelial-mesenchymal transition (EMT) of tumor cells remains unclear.

aimsTo determine the effects of eHSP70/HSP70-PCs on EMT of hepatocarcinoma cells.

methodsThe expressions of E-cadherin, HSP70, α-smooth muscle actin protein (α-SMA) and p-p38 were detected immunohistochemically in liver cancer samples. Immunofluorescence, western blotting and real-time RT-PCR methods were used to analyze the effects of eHSP70/HSP70-PCs on the expressions of E-cadherin, α-SMA and p38/MAPK in vivo.

resultsHSP70, E-cadherin, α-SMA and p-p38 were elevated in hepatocellular carcinoma tissues. The expression of HSP70 was positively correlated with malignant differentiated liver carcinoma. The expressions of HSP70, α-SMA and p-p38 correlated with recurrence-free survival after resection. eHSP70/HSP70-PCs significantly promoted the expressions of α-SMA and p-p38 and reduced the expressions of E-cadherin in vivo. The effect was inhibited by SB203580.

conclusionThe expressions of HSP70, E-cadherin, α-SMA and p-p38 may represent indicators of malignant potential and could discriminate the malignant degree of liver cancer. eHSP70/HSP70-PCs play an important role in the EMT of hepatocellular carcinoma via the p38/MAPK pathway.

Indexed as

Epithelial-Mesenchymal TransitionGene Expression Regulation, NeoplasticAdultCarcinoma, HepatocellularCell Line, TumorFemaleHSP70 Heat-Shock ProteinsHumansLiver NeoplasmsMaleMiddle AgedNeoplasm ProteinsHSP70 Heat-Shock ProteinsNeoplasm Proteins

Identifiers

PMID24386414
PMCPMC3874008
OpenAlexW2072449152

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.