Evidence map›Paper›PMID 25805932›Full record

ArticleWorld journal of gastroenterology2015

High-mobility group box 1 expression and lymph node metastasis in intrahepatic cholangiocarcinoma.

Yun-Fei Xu, Fu-Jun Ge, Bo Han, Xiao-Qing Yang, Hong Su, An-Cheng Zhao, Ming-Hong Zhao, Yu-Bao Yang, Jie Yang

Open access · hybridAbstract read
In one paragraph

Article in World journal of gastroenterology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed, 1 pooled it
8.3field-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

40 citing papers in PubMed, 1 synthesis or guideline pooled it, 60 citations in OpenAlex.

  1. Pooled it
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  13. Clinical Implications of Extracellular HMGA1 in Breast Cancer.International journal of molecular sciences · 2019
    Review
  14. Article
  15. Clinical Significance of Transcription Factor 7 (TCF7) as a Prognostic Factor in Gastric Cancer.Medical science monitor : international medical journal of experimental and clinical research · 2019
    Article
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  19. High Mobility Group Box 1 (HMGB1) Predicts Invasion and Poor Prognosis of Glioblastoma Multiforme via Activating AKT Signaling in an Autocrine Pathway.Medical science monitor : international medical journal of experimental and clinical research · 2018
    Article
  20. Article
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

9 authors at 1 institution in 1 country.

Yun-Fei XuYun-Fei Xu, Department of Hepatobilliary Surgery, Shandong University Qilu Hospital, Jinan 250012, Shandong Province, China.
Fu-Jun GeYun-Fei Xu, Department of Hepatobilliary Surgery, Shandong University Qilu Hospital, Jinan 250012, Shandong Province, China.
Bo HanYun-Fei Xu, Department of Hepatobilliary Surgery, Shandong University Qilu Hospital, Jinan 250012, Shandong Province, China.
Xiao-Qing YangYun-Fei Xu, Department of Hepatobilliary Surgery, Shandong University Qilu Hospital, Jinan 250012, Shandong Province, China.
Hong SuYun-Fei Xu, Department of Hepatobilliary Surgery, Shandong University Qilu Hospital, Jinan 250012, Shandong Province, China.
An-Cheng ZhaoYun-Fei Xu, Department of Hepatobilliary Surgery, Shandong University Qilu Hospital, Jinan 250012, Shandong Province, China.
Ming-Hong ZhaoYun-Fei Xu, Department of Hepatobilliary Surgery, Shandong University Qilu Hospital, Jinan 250012, Shandong Province, China.
Yu-Bao YangYun-Fei Xu, Department of Hepatobilliary Surgery, Shandong University Qilu Hospital, Jinan 250012, Shandong Province, China.
Jie YangYun-Fei Xu, Department of Hepatobilliary Surgery, Shandong University Qilu Hospital, Jinan 250012, Shandong Province, China.
Qilu Hospital of Shandong University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

aimTo evaluate the prognostic value of high-mobility group box 1 (HMGB1) expression in intrahepatic cholangiocarcinoma (IHCC) and the possible underlying mechanism.

methodsTissue microarray was constructed from 65 IHCC patients. Immunohistochemistry was performed to validate expression of HMGB1 and Vascular endothelial growth factor C (VEGF-C). Real-time PCR and Western blot analyses were used to study transcript and protein levels. The interaction between HMGB1 and VEGF-C was evaluated by siRNA, real-time PCR, and enzyme-linked immuno assays. The correlation between HMGB1 expression and other clinicopathologic parameters was analyzed by χ (2) test, and the univariate as well as multivariate analyses were accomplished by Kaplan-Meier method and Cox-regression model, respectively.

resultsOverall, overexpression of HMGB1 was found in 38/65 (58.8%) IHCCs, whereas VEGF-C overexpression was present in 30/65 (46.2%) cases. Overexpression of HMGB1 was significantly correlated with lymphatic microvessel density (P = 0.031, r = 0.268) and VEGF-C expression (P = 0.041, r = 0.254). With univariate analysis, both HMGB1 (P = 0.001) and VEGF-C (P = 0.004) were identified to be significantly associated with overall survival rate. Multivariate analysis indicated that HMGB1 could be served as an unfavorable independent prognostic factor in IHCCs (P = 0.005). siRNA knockdown of HMGB1 inhibited transforming growth factor-β-induced epithelial-mesenchymal transition (EMT) by elevating E-Cadherin expression and reducing expression of N-Cadherin, Vimentin and Snail in RBE cells. Further in vitro study revealed that HMGB1 silencing significantly decreased the level of VEGF-C, whereas the recombinant HMGB1 increased the VEGF-C level in RBE cells (both P < 0.05), which suggested that HMGB1 could promote lymphatic microvessel density, and subsequently lymphatic invasion, via promoting VEGF-C expression.

conclusionOur results define an important role of HMGB1 in the progression of cholangiocarcinoma, and HMGB1 may serve as a prognostic marker for IHCC patients.

Indexed as

AdultAgedAged, 80 and overBile Duct NeoplasmsBile Ducts, IntrahepaticBiomarkers, TumorCell Line, TumorChi-Square DistributionCholangiocarcinomaEpithelial-Mesenchymal TransitionFemaleGene Expression Regulation, NeoplasticHMGB1 ProteinHumansKaplan-Meier EstimateLymphangiogenesisBiomarkers, TumorHMGB1 ProteinHMGB1 protein, humanRNA, MessengerVascular Endothelial Growth Factor CVEGFC protein, humanEpithelial-mesenchymal transitionHigh-mobility group box 1Intrahepatic cholangiocarcinomaLymphatic microvessel densityVascular endothelial growth factor C

Identifiers

PMID25805932
PMCPMC4363755
OpenAlexW279913652

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.