Evidence map›Paper›PMID 18234796›Full record

ArticleJournal of virology2008

Adenovirus E1B55K region is required to enhance cyclin E expression for efficient viral DNA replication.

Xinyu Zheng, Xiao-Mei Rao, Jorge G Gomez-Gutierrez, Hongying Hao, Kelly M McMasters, H Sam Zhou

Open access · greenAbstract read
In one paragraph

Article in Journal of virology, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
2.7field-weighted citation impact, top 10% 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

31 citing papers in PubMed, 48 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

6 authors at 1 institution in 2 countries.

Xinyu ZhengJames Graham Brown Cancer Center, University of Louisville School of Medicine, Baxter II, Room 321, 580 S. Preston St., Louisville, KY 40202, USA.
Xiao-Mei Rao
Jorge G Gomez-Gutierrez
Hongying Hao
Kelly M McMasters
H Sam Zhou
University of Louisville · US

Funding

E2F-1 Cancer Gene TherapyR01CA090784 · NCI · UNIVERSITY OF LOUISVILLE · PI MCMASTERS, KELLY M · 2002 to 2005
$970k
NCI NIH HHS R01 CA090784NCI NIH HHS R01 CA90784-01A1
6 · The paper itself

Abstract

Adenoviruses (Ads) with E1B55K mutations can selectively replicate in and destroy cancer cells. However, the mechanism of Ad-selective replication in tumor cells is not well characterized. We have shown previously that expression of several cell cycle-regulating genes is markedly affected by the Ad E1b gene in WI-38 human lung fibroblast cells (X. Rao, et al., Virology 350:418-428, 2006). In the current study, we show that the Ad E1B55K region is required to enhance cyclin E expression and that the failure to induce cyclin E overexpression due to E1B55K mutations prevents viral DNA from undergoing efficient replication in WI-38 cells, especially when the cells are arrested in the G(0) phase of the cell cycle by serum starvation. In contrast, cyclin E induction is less dependent on the function encoded in the E1B55K region in A549 and other cancer cells that are permissive for replication of E1B55K-mutated viruses, whether the cells are in the S phase or G(0) phase. The small interfering RNA that specifically inhibits cyclin E expression partially decreased viral replication. Our study provides evidence suggesting that E1B55K may be involved in cell cycle regulation that is important for efficient viral DNA replication and that cyclin E overexpression in cancer cells may be associated with the oncolytic replication of E1B55K-mutated viruses.

Indexed as

AdenoviridaeAdenovirus E1B ProteinsBlotting, WesternCell LineCyclin EDNA, ViralFibroblastsGene SilencingHumansRNA, Small InterferingVirus ReplicationAdenovirus E1B ProteinsCyclin EDNA, ViralRNA, Small Interfering

Identifiers

PMID18234796
PMCPMC2268468
OpenAlexW2055182200

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.