Evidence map›Paper›PMID 27520560›Full record

Trial reportBMC cancer2016

Prognostic relevance of molecular subtypes and master regulators in pancreatic ductal adenocarcinoma.

Rekin's Janky, Maria Mercedes Binda, Joke Allemeersch, Anke Van den Broeck, Olivier Govaere, Johannes V Swinnen, Tania Roskams, Stein Aerts, Baki Topal

Registry-linked trialOpen access · goldAbstract readClinical Trial
In one paragraph

Trial report in BMC cancer, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT01116791 (Cytoreductive Surgery Plus Hyperthermic Intraoperative Peritoneal Chemotherapy With Cisplatin to Treat Peritoneal Carcinomatosis From Upper Gastrointestinal Cancer; the HIPCUpp-trial), which is not on this map. Cited by 86 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
86citing papers in PubMed, 1 pooled it
6.9field-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.

NCT01116791 phase2terminatednot on this map

Cytoreductive Surgery Plus Hyperthermic Intraoperative Peritoneal Chemotherapy With Cisplatin to Treat Peritoneal Carcinomatosis From Upper Gastrointestinal Cancer; the HIPCUpp-trial

TypeinterventionalSponsorBaki TopalRan2010 to 2015Enrolled34ConditionsPeritoneal Carcinomatosis, Gastrointestinal CancerArmsCytoreductive Surgery (CRS) plus Hyperthermic Intraoperative Peritoneal Chemotherapy with Cisplatin (HIPC)
3 · Its place in the literature

Who cites it

86 citing papers in PubMed, 1 synthesis or guideline pooled it, 206 citations in OpenAlex.

  1. Pooled it
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26 more citing papers are in PubMed but not listed here.

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 2 institutions in 1 country.

Rekin's JankyLaboratory of Computational Biology, KU Leuven Center for Human Genetics, Herestraat 49, 3000, Leuven, Belgium. rekins.janky@vib.be.
Maria Mercedes BindaDepartment of Abdominal Surgical Oncology, University Hospitals Leuven, KU Leuven, Herestraat 49, 3000, Leuven, Belgium.
Joke AllemeerschNucleomics Core, Flanders Institute for Biotechnology (VIB), KU Leuven, Herestraat 49, 3000, Leuven, Belgium.
Anke Van den BroeckDepartment of Abdominal Surgical Oncology, University Hospitals Leuven, KU Leuven, Herestraat 49, 3000, Leuven, Belgium.
Olivier GovaereDepartment of Pathology, University Hospitals Leuven, KU Leuven, Herestraat 49, 3000, Leuven, Belgium.
Johannes V SwinnenLaboratory of Lipid Metabolism and Cancer, Department of Oncology, LKI-Leuven Cancer Institute, KU Leuven, Herestraat 49, 3000, Leuven, Belgium.
Tania RoskamsDepartment of Pathology, University Hospitals Leuven, KU Leuven, Herestraat 49, 3000, Leuven, Belgium.
Stein AertsLaboratory of Computational Biology, KU Leuven Center for Human Genetics, Herestraat 49, 3000, Leuven, Belgium. stein.aerts@med.kuleuven.be.
Baki TopalDepartment of Abdominal Surgical Oncology, University Hospitals Leuven, KU Leuven, Herestraat 49, 3000, Leuven, Belgium. baki.topal@med.kuleuven.be.
KU Leuven · BEVlaams Instituut voor Biotechnologie · BE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundPancreatic cancer is poorly characterized at genetic and non-genetic levels. The current study evaluates in a large cohort of patients the prognostic relevance of molecular subtypes and key transcription factors in pancreatic ductal adenocarcinoma (PDAC).

methodsWe performed gene expression analysis of whole-tumor tissue obtained from 118 surgically resected PDAC and 13 histologically normal pancreatic tissue samples. Cox regression models were used to study the effect on survival of molecular subtypes and 16 clinicopathological prognostic factors. In order to better understand the biology of PDAC we used iRegulon to identify transcription factors (TFs) as master regulators of PDAC and its subtypes.

resultsWe confirmed the PDAssign gene signature as classifier of PDAC in molecular subtypes with prognostic relevance. We found molecular subtypes, but not clinicopathological factors, as independent predictors of survival. Regulatory network analysis predicted that HNF1A/B are among thousand TFs the top enriched master regulators of the genes expressed in the normal pancreatic tissue compared to the PDAC regulatory network. On immunohistochemistry staining of PDAC samples, we observed low expression of HNF1B in well differentiated towards no expression in poorly differentiated PDAC samples. We predicted IRF/STAT, AP-1, and ETS-family members as key transcription factors in gene signatures downstream of mutated KRAS.

conclusionsPDAC can be classified in molecular subtypes that independently predict survival. HNF1A/B seem to be good candidates as master regulators of pancreatic differentiation, which at the protein level loses its expression in malignant ductal cells of the pancreas, suggesting its putative role as tumor suppressor in pancreatic cancer.

trial registrationThe study was registered at ClinicalTrials.gov under the number NCT01116791 (May 3, 2010).

Indexed as

Carcinoma, Pancreatic DuctalFemaleGene Expression ProfilingGene Expression Regulation, NeoplasticGene Regulatory NetworksHepatocyte Nuclear Factor 1-alphaHepatocyte Nuclear Factor 1-betaHumansMaleOligonucleotide Array Sequence AnalysisPancreatic NeoplasmsPrognosisRegression AnalysisSurvival AnalysisHepatocyte Nuclear Factor 1-alphaHepatocyte Nuclear Factor 1-betaHNF1A protein, humanHNF1B protein, humanHNF1A/BMaster regulatorsMolecular subtypesPancreatic ductal adenocarcinoma

Identifiers

PMID27520560
PMCPMC4983037
OpenAlexW2514712994

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Registered trials

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.