Evidence map›Paper›PMID 21115652›Full record

ArticleClinical cancer research : an official journal of the American Association for Cancer Research2011

Conditionally replicating adenovirus expressing TIMP2 for ovarian cancer therapy.

Sherry W Yang, James J Cody, Angel A Rivera, Reinhard Waehler, Minghui Wang, Kristopher J Kimball, Ronald A Alvarez, Gene P Siegal, Joanne T Douglas, Selvarangan Ponnazhagan

Open access · bronzeAbstract read
In one paragraph

Article in Clinical cancer research : an official journal of the American Association for Cancer Research, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
1.9field-weighted citation impact, top 13% 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

21 citing papers in PubMed, 35 citations in OpenAlex.

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  10. Ki67 targeted strategies for cancer therapy.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2018
    Review
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  18. Oncolytic virotherapy for ovarian cancer.Oncolytic virotherapy · 2012
    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 2 institutions in 2 countries.

Sherry W YangDepartment of Pathology, University of Alabama at Birmingham, Birmingham, Alabama 35294-0007, USA.
James J Cody
Angel A Rivera
Reinhard Waehler
Minghui Wang
Kristopher J Kimball
Ronald A Alvarez
Gene P Siegal
Joanne T Douglas
Selvarangan Ponnazhagan
Gene Therapy Laboratory · FRUniversity of Alabama at Birmingham · US

Funding

UAB Core Center for Musculoskeletal DisordersP30AR046031 · NIAMS · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI GILBERT, SHAWN ROBERT · 2001 to 2010
$5.6M
Armed Replicating Ad for Breast Cancer Bone MetastasisR01CA108585 · NCI · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI SIEGAL, GENE P · 2006 to 2009
$910k
NCI NIH HHS R01 CA108585NCI NIH HHS R01CA108585NIAMS NIH HHS P30 AR046031
6 · The paper itself

Abstract

purposeCurrent treatments for ovarian cancer have limited therapeutic outcomes due to advanced stage of the disease at diagnosis. Among new therapies, conditionally replicating adenoviruses (CRAds), designed to selectively lyse cancer cells, hold promise. In clinical trials, CRAds exhibited limited efficacy thus far. Second-generation CRAds are being developed to express a therapeutic protein to enhance antitumor efficacy. One attractive target in the tumor microenvironment is the matrix metalloproteinases (MMPs) that degrade the extracellular matrix, and are upregulated in ovarian cancer. Tissue inhibitor of metalloproteinase 2 (TIMP2) is an endogenous inhibitor of MMPs. The present study developed and evaluated a novel CRAd (Ad5/3-CXCR4-TIMP2) for ovarian cancer therapy. EXPERIMENTAL

designA targeted CRAd, Ad5/3-CXCR4-TIMP2 was developed using the CXCR4 promoter for enhanced replication, and expressing the TIMP2 transgene. The efficacy of this armed CRAd was determined in both established human ovarian cancer cell lines and in primary ovarian tumor samples.

resultsAd5/3-CXCR4-TIMP2 mediated expression of functional TIMP2, as demonstrated by the inhibition of MMP activity. In addition, arming with TIMP2 did not inhibit viral replication or oncolytic potency, as the TIMP2-armed viruses showed enhanced killing of cancer cells when compared to the unarmed viruses. We also examined viral replication in primary ovarian cancer tissues obtained from patients with stage III and IV ovarian cancer. In four of the five tumor samples, Ad5/3-CXCR4-TIMP2 revealed a 21- to 89-fold increase in replication when compared to the Ad5/3 virus.

conclusionResults support the translational potential of Ad5/3-CXCR4-TIMP2 for treatment of patients with advanced ovarian cancer.

Indexed as

AdenoviridaeCell Line, TumorDNA, ViralFemaleHumansOncolytic VirotherapyOvarian NeoplasmsReceptors, CXCR4Tissue Inhibitor of Metalloproteinase-2Virus ReplicationCXCR4 protein, humanDNA, ViralReceptors, CXCR4Tissue Inhibitor of Metalloproteinase-2

Identifiers

PMID21115652
PMCPMC3816714
OpenAlexW2150291449

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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.