Evidence map›Paper›PMID 21996748›Full record

ArticleOncogene2012

A KrasG12D-driven genetic mouse model of pancreatic cancer requires glypican-1 for efficient proliferation and angiogenesis.

C A Whipple, A L Young, M Korc

Open access · bronzeAbstract read
In one paragraph

Article in Oncogene, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 49 papers.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed
1.3field-weighted citation impact, top 19% 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

49 citing papers in PubMed, 78 citations in OpenAlex.

  1. Review
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  11. Role of glypican-1 in regulating multiple cellular signaling pathways.American journal of physiology. Cell physiology · 2021
    Review
  12. Article
  13. Article
  14. Review
  15. The Role of Glypicans in Cancer Progression and Therapy.The journal of histochemistry and cytochemistry : official journal of the Histochemistry Society · 2020
    Review
  16. Article
  17. Review
  18. 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

3 authors at 2 institutions in 1 country.

C A WhippleDepartment of Medicine, Dartmouth Medical School, Hanover, NH, USA.
A L Young
M Korc
Dartmouth College · USDartmouth–Hitchcock Medical Center · US

Funding

Novel aspects of Epithelial-Mesenchymal Transition(EMT)in pancreatic cancerR01CA075059 · NCI · UNIVERSITY OF CALIFORNIA-IRVINE · PI KORC, MURRAY · 1997 to 2018
$4.3M
Dysregulation of TGF Beta Action Pancreatic CancerR37CA075059 · NCI · INDIANA UNIVERSITY INDIANAPOLIS · PI KORC, MURRAY · 2008 to 2012
$2.2M
The Role of glypican-1 in Pancreatic Cancer Development and ProgressionF32CA144579 · NCI · DARTMOUTH COLLEGE · PI WHIPPLE, CHERY ANGEL · 2010 to 2013
$182k
NCI NIH HHS CA-R37-075059NCI NIH HHS F32 CA-144579NCI NIH HHS F32 CA144579NCI NIH HHS R01 CA075059NCI NIH HHS R37 CA075059
6 · The paper itself

Abstract

Pancreatic ductal adenocarcinomas (PDACs) exhibit multiple molecular alterations and overexpress heparin-binding growth factors (HBGFs) and glypican-1 (GPC1), a heparan sulfate proteoglycan that promotes efficient signaling by HBGFs. It is not known, however, whether GPC1 has a role in genetic mouse models of PDAC. Therefore, we generated a GPC1 null mouse that combines pancreas-specific Cre-mediated activation of oncogenic Kras (Kras(G12D)) with deletion of a conditional INK4A/Arf allele (Pdx1-Cre;LSL-Kras(G12D);INK4A/Arf(lox/lox);GPC1(-/-) mice). By comparison with Pdx1-Cre;LSL-Kras(G12D);INK4A/Arf(lox/lox) mice that were wild type for GPC1, the Pdx1-Cre;LSL-Kras(G12D);INK4A/Arf(lox/lox);GPC1(-/-) mice exhibited attenuated pancreatic tumor growth and invasiveness, decreased cancer cell proliferation and mitogen-activated protein kinase activation. These mice also exhibited suppressed angiogenesis in conjunction with decreased expression of messenger RNAs encoding several pro-angiogenic factors and molecules, including vascular endothelial growth factor-A (VEGF-A), SRY-box containing gene (SOX17), chemokine C-X3-C motif ligand 1 (CX3CL1) and integrin β3 (ITGB3). Moreover, pancreatic cancer cells isolated from the tumors of GPC1(-/-) mice were not as invasive in response to fibroblast growth factor-2 (FGF-2) as cancer cells isolated from wild-type mice, and formed smaller tumors that exhibited an attenuated metastatic potential. Similarly, VEGF-A and FGF-2 did not enhance the migration of hepatic endothelial cells and immortalized murine embryonic fibroblasts isolated from GPC1 null mice. These data demonstrate in an oncogenic Kras-driven genetic mouse model of PDAC that tumor growth, angiogenesis and invasion are enhanced by GPC1, and suggest that suppression of GPC1 may be an important component of therapeutic strategies in PDAC.

Indexed as

Carcinoma, Pancreatic DuctalDisease Models, AnimalGenes, rasAnimalsCell ProliferationChemokine CX3CL1Fibroblast Growth Factor 2GlypicansHMGB ProteinsIntegrin beta3MiceMice, KnockoutNeoplasm InvasivenessNeovascularization, PathologicSOXF Transcription FactorsVascular Endothelial Growth Factor AChemokine CX3CL1Cx3cl1 protein, mouseFibroblast Growth Factor 2GlypicansHMGB ProteinsIntegrin beta3Sox17 protein, mouseSOXF Transcription FactorsVascular Endothelial Growth Factor A

Identifiers

PMID21996748
PMCPMC3262079
OpenAlexW2085227918

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

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.