Evidence map›Paper›PMID 19876766›Full record

ArticleMolecular biology reports2010

Targeted antitumor effect induced by hTERT promoter mediated ODC antisense adenovirus.

Wei Wang, Bin Jin, Wei Li, Chun-Xiao Xu, Fu-Ai Cui, Bin Liu, Yun-Fei Yan, Xian-Xi Liu, Xiu-Li Wang

Abstract read
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In one paragraph

Article in Molecular biology reports, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
0.8field-weighted citation impact, top 29% 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

6 citing papers in PubMed, 10 citations in OpenAlex.

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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

9 authors at 4 institutions in 2 countries.

Wei WangInstitute of Biochemistry and Molecular Biology, School of Medicine, Shandong University, 250012, Jinan, China.
Bin Jin
Wei Li
Chun-Xiao Xu
Fu-Ai Cui
Bin Liu
Yun-Fei Yan
Xian-Xi Liu
Xiu-Li Wang
Shandong University · CNUniversity of Jinan · CNQilu Hospital of Shandong University · CNUniversity of Virginia · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The expression of Ornithine decarboxylase (ODC) which is the first key enzyme of polyamine biosynthesis is increased in cancer cells. We had blocked the polyamine synthesis pathway using the adenoviral-mediated antisense ODC in some cancer cells such as prostate cancers and colorectal cancers. These researches demonstrated that ODC antisense expression could inhibit tumor cell growth. In order to reach the goal of applying the targeting gene therapy in clinical practice, we cloned the antisense ODC RNA which was driven by cancer specific promoter (hTERT promoter; telomerase reverse transcriptase promoter) into the adenovirus vector (rAd-CMV-GFP-hTERTp-ODC). Human cancer cell lines (HepG2, Bel-7402, A549) and normal cell lines (HELF, LO2) were infected separately with rAd-CMV-GFP-hTERTp-ODC as well as with control vector (rAd-CMV-GFP). Luciferase activity assay was performed to determine hTERT promoter activity. Cell growth curves analysis, western blot analysis, flow cytometry analysis and Matrigel invasion assays were performed to assess properties of cell growth and invasiveness. The results showed that there was significant inhibition of ODC expression and cell proliferation in cancer cells treated with rAd-CMV-GFP-hTERTp-ODC compared with cells treated with PBS or rAd-CMV-GFP, and no significant inhibition was detected in normal cells. Our research offers a powerful and safe new therapeutic strategy for cancer targeted treatment.

Indexed as

Promoter Regions, GeneticAdenoviridaeBlotting, WesternCell CycleCell Line, TumorCell ProliferationCollagenDrug CombinationsDrug Screening Assays, AntitumorEnzyme AssaysFlow CytometryGreen Fluorescent ProteinsHumansLamininLuciferasesNeoplasm InvasivenessCollagenDrug CombinationsGreen Fluorescent ProteinsLamininLuciferasesmatrigelOrnithine DecarboxylaseProteoglycansRNA, AntisenseTelomeraseTERT protein, human

Identifiers

PMID19876766
OpenAlexW1966211710

What OpenQuestion holds

Textmetadata
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.