Evidence map›Paper›PMID 23468532›Full record

ArticleMolecular cancer therapeutics2013

Combining hedgehog signaling inhibition with focal irradiation on reduction of pancreatic cancer metastasis.

Dongsheng Gu, Hailan Liu, Gloria H Su, Xiaoli Zhang, Helen Chin-Sinex, Helmut Hanenberg, Marc S Mendonca, Harlan E Shannon, E Gabriela Chiorean, Jingwu Xie

Open access · bronzeAbstract read
In one paragraph

Article in Molecular cancer therapeutics, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed
3.7field-weighted citation impact, top 6% 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, 53 citations in OpenAlex.

  1. Trial
  2. Review
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  6. First reported case of concurrent sonidegib and radiotherapy for recurrent, advanced basal cell carcinoma.Reports of practical oncology and radiotherapy : journal of Greatpoland Cancer Center in Poznan and Polish Society of Radiation Oncology · 2021
    Article
  7. Article
  8. Article
  9. Targeting cancer stem cell pathways for cancer therapy.Signal transduction and targeted therapy · 2020
    Review
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  11. Article
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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.

Dongsheng GuDivision of Medical Oncology, IU Simon Cancer Center, Department of Pediatrics, Indiana University School of Medicine, Indianapolis, IN 46202, USA.
Hailan Liu
Gloria H Su
Xiaoli Zhang
Helen Chin-Sinex
Helmut Hanenberg
Marc S Mendonca
Harlan E Shannon
E Gabriela Chiorean
Jingwu Xie
Indiana University Health · USIndiana University – Purdue University Indianapolis · USColumbia University · US

Funding

Molecular Basis of Hedgehog Signaling in CarcinogenesisR01CA094160 · NCI · UNIVERSITY OF TEXAS MEDICAL BR GALVESTON · PI XIE, JINGWU · 2002 to 2011
$2.8M
Mouse Model for Human Pancreatic Ductal AdenocarcinomaR01CA109525 · NCI · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI SU, GLORIA HUEI-TING · 2004 to 2015
$2.6M
Regulation of immune surveillance by hedgehog signaling in tumor microenvironmentR01CA155086 · NCI · INDIANA UNIVERSITY INDIANAPOLIS · PI XIE, JINGWU · 2012 to 2016
$1.6M
NCI NIH HHS R01 CA094160NCI NIH HHS R01 CA109525NCI NIH HHS R01 CA155086NCI NIH HHS R01CA155086NCI NIH HHS R01CA94160
6 · The paper itself

Abstract

Pancreatic cancer often presents in advanced stages and is unresponsive to conventional treatments. Thus, the need to develop novel treatment strategies for pancreatic cancer has never been greater. Here, we report that combination of focal irradiation with hedgehog (Hh) signaling inhibition exerts better than additive effects on reducing metastases. In an orthotopic model, we found that focal irradiation alone effectively reduced primary tumor growth but did not significantly affect metastasis. We hypothesized that cancer stem cells (CSC) of pancreatic cancer are responsible for the residual tumors following irradiation, which may be regulated by Hh signaling. To test our hypothesis, we showed that tumor metastasis in our model was accompanied by increased expression of CSC cell surface markers as well as Hh target genes. We generated tumor spheres from orthotopic pancreatic and metastatic tumors, which have elevated levels of CSC markers relative to the parental cells and elevated expression of Hh target genes. Irradiation of tumor spheres further elevated CSC cell surface markers and increased Hh target gene expression. Combination of Hh signaling inhibition with radiation had more than additive effects on tumor sphere regeneration in vitro. This phenotype was observed in two independent cell lines. In our orthotopic animal model, focal radiation plus Hh inhibition had more than additive effects on reducing lymph node metastasis. We identified several potential molecules in mediating Hh signaling effects. Taken together, our data provide a rationale for combined use of Hh inhibition with irradiation for clinical treatment of patients with pancreatic cancer.

Indexed as

AnimalsApoptosisCarcinogenesisCell Line, TumorCell ProliferationGene Expression Regulation, NeoplasticHedgehog ProteinsHumansMolecular Targeted TherapyNeoplasm MetastasisNeoplasms, ExperimentalNeoplasm StagingNeoplastic Stem CellsPancreatic NeoplasmsSignal TransductionSingle-Cell AnalysiscyclopamineHedgehog ProteinsIHH protein, humanSHH protein, humanVeratrum Alkaloids

Identifiers

PMID23468532
PMCPMC3681871
OpenAlexW2157966175

What OpenQuestion holds

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Registered trials

None linked

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.