Evidence map›Paper›PMID 25148701›Full record

ArticleMolecular cancer2014

Clinical relevance and therapeutic potential of angiopoietin-like protein 4 in hepatocellular carcinoma.

Kevin Tak-Pan Ng, Aimin Xu, Qiao Cheng, Dong Yong Guo, Zophia Xue-Hui Lim, Chris Kin-Wai Sun, Jeffrey Hon-Sing Fung, Ronnie Tung-Ping Poon, Sheung Tat Fan, Chung Mau Lo and 1 more

Open access · goldAbstract read
In one paragraph

Article in Molecular cancer, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed, 1 pooled it
2.2field-weighted citation impact, top 11% 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

42 citing papers in PubMed, 1 synthesis or guideline pooled it, 62 citations in OpenAlex.

  1. Pooled it
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  13. Research (Washington, D.C.) · 2024
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  18. Primary tumor-derived systemic nANGPTL4 inhibits metastasis.The Journal of experimental medicine · 2023
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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

11 authors at 1 institution in 1 country.

Kevin Tak-Pan Ng
Aimin Xu
Qiao Cheng
Dong Yong Guo
Zophia Xue-Hui Lim
Chris Kin-Wai Sun
Jeffrey Hon-Sing Fung
Ronnie Tung-Ping Poon
Sheung Tat Fan
Chung Mau Lo
Kwan ManDepartment of Surgery and Centre for Cancer Research, LKS Faculty of Medicine, The University of Hong Kong, Room L9-55, Li Ka Shing Faculty of Medicine Building, 21 Sassoon Road, Pokfulam, Hong Kong, SAR, China. kwanman@hku.hk.
University of Hong Kong · HK

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundDevelopment of novel adjuvant therapy to eradicate tumor angiogenesis and metastasis is a pressing need for patients with advanced hepatocellular carcinoma (HCC). We aimed to investigate the clinical relevance and therapeutic potential of angiopoietin-like 4 (ANGPTL4) in HCC.

methodsANGPTL4 mRNA levels in tumor and non-tumor liver tissues of HCC patients were analyzed to investigate its clinical relevance. The mechanisms of deregulation of ANGPTL4 in HCC were studied by copy number variation (CNV) and CpG methylation analyses. The orthotopic liver tumor nude mice model was applied using a human metastatic cell line. ANGPTL4-overexpressing adenovirus (Ad-ANGPTL4) was injected via portal vein to investigate its anti-tumorigenic and anti-metastatic potentials.

resultsHCC tissues expressed significantly lower levels of ANGPTL4 mRNA than non-tumor tissues. The copy number of ANGPTL4 gene in tumor tissues was significantly lower than in non-tumor tissues of HCC patients. Higher frequency of methylation of CpG sites of ANGPTL4 promoter was detected in tumor tissues compared to non-tumor tissues. Downregulation of ANGPTL4 mRNA in HCC was significantly associated with advanced tumor stage, presence of venous infiltration, poor differentiation, higher AFP level, appearance of tumor recurrence, and poor postoperative overall and disease-free survivals of HCC patients. Treatment with Ad-ANGPTL4 significantly inhibited the in vivo tumor growth, invasiveness and metastasis by promoting tumoral apoptosis, inhibiting tumoral angiogenesis and motility, and suppressing tumor-favorable microenvironment. Moreover, administration of recombinant ANGPTL4 protein suppressed the motility of HCC cells and altered the secretion profile of cytokines from macrophages.

conclusionANGPTL4 is a diagnostic and prognostic biomarker for HCC patients and a potential therapeutic agent to suppress HCC growth, angiogenesis and metastasis.

Indexed as

AdenoviridaeAngiopoietin-Like Protein 4AngiopoietinsAnimalsCarcinoma, HepatocellularCell Line, TumorCpG IslandsDNA Copy Number VariationsDNA MethylationFemaleGene Expression Regulation, NeoplasticGenetic TherapyGenetic VectorsHumansLiver NeoplasmsMaleAngiopoietin-Like Protein 4AngiopoietinsANGPTL4 protein, human

Identifiers

PMID25148701
PMCPMC4149052
OpenAlexW2121068299

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.