Evidence map›Paper›PMID 24193032›Full record

ArticleMolecular therapy. Nucleic acids2013

EGFR-Targeted Adenovirus Dendrimer Coating for Improved Systemic Delivery of the Theranostic NIS Gene.

Geoffrey K Grünwald, Alexandra Vetter, Kathrin Klutz, Michael J Willhauck, Nathalie Schwenk, Reingard Senekowitsch-Schmidtke, Markus Schwaiger, Christian Zach, Ernst Wagner, Burkhard Göke and 3 more

Open access · goldAbstract read
In one paragraph

Article in Molecular therapy. Nucleic acids, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
3.7field-weighted citation impact, top 7% 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

22 citing papers in PubMed, 63 citations in OpenAlex.

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  13. Daru : journal of Faculty of Pharmacy, Tehran University of Medical Sciences · 2017
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  18. Polymeric oncolytic adenovirus for cancer gene therapy.Journal of controlled release : official journal of the Controlled Release Society · 2015
    Review
  19. Article
  20. Article
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

13 authors at 3 institutions in 1 country.

Geoffrey K GrünwaldDepartment of Internal Medicine II - Campus Grosshadern, University Hospital of Munich, Munich, Germany.
Alexandra Vetter
Kathrin Klutz
Michael J Willhauck
Nathalie Schwenk
Reingard Senekowitsch-Schmidtke
Markus Schwaiger
Christian Zach
Ernst Wagner
Burkhard Göke
Per S Holm
Manfred Ogris
Christine Spitzweg
München Klinik · DEKlinikum rechts der Isar · DELudwig-Maximilians-Universität München · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We recently demonstrated tumor-selective iodide uptake and therapeutic efficacy of combined radiovirotherapy after systemic delivery of the theranostic sodium iodide symporter (NIS) gene using a dendrimer-coated adenovirus. To further improve shielding and targeting we physically coated replication-selective adenoviruses carrying the hNIS gene with a conjugate consisting of cationic poly(amidoamine) (PAMAM) dendrimer linked to the peptidic, epidermal growth factor receptor (EGFR)-specific ligand GE11. In vitro experiments demonstrated coxsackie-adenovirus receptor-independent but EGFR-specific transduction efficiency. Systemic injection of the uncoated adenovirus in a liver cancer xenograft mouse model led to high levels of NIS expression in the liver due to hepatic sequestration, which were significantly reduced after coating as demonstrated by (123)I-scintigraphy. Reduction of adenovirus liver pooling resulted in decreased hepatotoxicity and increased transduction efficiency in peripheral xenograft tumors. (124)I-PET-imaging confirmed EGFR-specificity by significantly lower tumoral radioiodine accumulation after pretreatment with the EGFR-specific antibody cetuximab. A significantly enhanced oncolytic effect was observed following systemic application of dendrimer-coated adenovirus that was further increased by additional treatment with a therapeutic dose of (131)I. These results demonstrate restricted virus tropism and tumor-selective retargeting after systemic application of coated, EGFR-targeted adenoviruses therefore representing a promising strategy for improved systemic adenoviral NIS gene therapy.Molecular Therapy-Nucleic Acids (2013) 2, e131; doi:10.1038/mtna.2013.58; published online 5 November 2013.

Identifiers

PMID24193032
PMCPMC3889187
OpenAlexW1973306443

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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.