Evidence map›Paper›PMID 21853130›Full record

ArticlePloS one2011

Successful establishment of an orthotopic hepatoblastoma in vivo model in NOD/LtSz-scid IL2Rγnull mice.

Verena Ellerkamp, Sorin Armeanu-Ebinger, Julia Wenz, Steven W Warmann, Juergen Schäfer, Peter Ruck, Joerg Fuchs

Abstract read
In one paragraph

Article in PloS one, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
–field-weighted citation impact
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

16 citing papers in PubMed.

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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

7 authors.

Verena EllerkampDepartment of Pediatric Surgery, Children's University Hospital Tuebingen, Tuebingen, Germany. verenaellerkamp@googlemail.com
Sorin Armeanu-Ebinger
Julia Wenz
Steven W Warmann
Juergen Schäfer
Peter Ruck
Joerg Fuchs

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Investigation of hepatoblastoma in experimental conditions contributes relevantly to a detailed understanding of tumor biology and the investigation of new treatment approaches. Most systematical analyses currently use subcutaneous xenografts. We established a reproducible intrahepatic model with the hepatoblastoma-cell lines HuH6 and HepT1. The cells were stably transfected with a plasmid vector encoding for Gaussia luciferase. HuH6 and HepT1 were injected intrasplenically in NOD/LtSz-scid IL2Rγnull mice. Mice were splenectomized in order to avoid intrasplenical tumor growth. Multifocal intrahepatic tumor growth was observed in 85% (11/13) of HuH6 tumors and 55% (5/9) of HepT1 tumors. Serum Alpha-fetoprotein and Gaussia luciferase increased 5 weeks after tumor-cell inoculation. Tumors were detected by MRI at this time point. Immunhistochemical analysis such as vascularity (CD31), proliferation index (Ki-67), cytokeratin 7 and distribution of β-catenin in intrahepatic tumors were different to subcutaneous tumors. We established a reproducible xenograft model for intrahepatic hepatoblastoma growth with a high tumor incidence. Monitoring of tumor cell viability was optimized by measuring GLuc. This model enables further experimental investigations of HB in a more physiological milieu as emphasized by the β-catenin distribution.

Indexed as

Disease Models, Animalalpha-FetoproteinsAnimalsCell Line, TumorCell ProliferationHepatoblastomaHumansImmunohistochemistryInterleukin Receptor Common gamma SubunitKi-67 AntigenLiver NeoplasmsMagnetic Resonance ImagingMiceMice, Inbred NODMice, SCIDNeoplasm Proteinsalpha-FetoproteinsInterleukin Receptor Common gamma SubunitKi-67 AntigenNeoplasm ProteinsPlatelet Endothelial Cell Adhesion Molecule-1

Identifiers

PMID21853130
PMCPMC3154467

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.