Evidence map›Paper›PMID 21179029›Full record

ArticleBritish journal of cancer2011

Attenuated reovirus displays oncolysis with reduced host toxicity.

M Kim, K A Garant, N I zur Nieden, T Alain, S D Loken, S J Urbanski, P A Forsyth, D E Rancourt, P W K Lee, R N Johnston

Open access · hybridAbstract read
In one paragraph

Article in British journal of cancer, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
1.7field-weighted citation impact, top 15% 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

29 citing papers in PubMed, 46 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

10 authors at 2 institutions in 2 countries.

M KimDepartment of Medical Sciences, University of Calgary, Calgary, Alberta, Canada.
K A Garant
N I zur Nieden
T Alain
S D Loken
S J Urbanski
P A Forsyth
D E Rancourt
P W K Lee
R N Johnston
University of Calgary · CADalhousie University · CA

Funding

Canadian Institutes of Health Research
6 · The paper itself

Abstract

backgroundAlthough the naturally occurring reovirus causes only mild symptoms in humans, it shows considerable potential as an oncolytic agent because of its innate ability to target cancer cells. In immunocompromised hosts, however, wild-type reovirus can target healthy tissues, including heart, liver, pancreas and neural structures.

methodsWe characterized an attenuated form of reovirus (AV) derived from a persistently infected cell line through sequence analysis, as well as western blot and in vitro transcription and translation techniques. To examine its pathogenesis and oncolytic potential, AV reovirus was tested on healthy embryonic stem cells, various non-transformed and transformed cell lines, and in severe combined immunodeficiency (SCID) mice with tumour xenografts.

resultsSequence analysis of AV reovirus revealed a premature STOP codon in its sigma 1 attachment protein. Western blot and in vitro translation confirmed the presence of a truncated σ1. In comparison to wild-type reovirus, AV reovirus did not kill healthy stem cells or induce black tail formation in SCID mice. However, it did retain its ability to target cancer cells and reduce tumour size.

conclusionDespite containing a truncated attachment protein, AV reovirus still preferentially targets cancer cells, and compared with wild-type reovirus it shows reduced toxicity when administered to immunodeficient hosts, suggesting the potential use of AV reovirus in combination cancer therapy.

Indexed as

Oncolytic VirotherapyAnimalsBase SequenceBlotting, WesternCell LineDNA PrimersHumansImmunohistochemistryMiceMice, SCIDMicroscopy, ElectronProtein BiosynthesisReoviridaeTranscription, GeneticTransplantation, HeterologousVirulenceDNA Primers

Identifiers

PMID21179029
PMCPMC3031901
OpenAlexW2010490561

What OpenQuestion holds

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LicenceCC BY
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.