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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
2010-2-1
pubmed:abstractText
Classical swine fever virus (CSFV) is the causative agent of classical swine fever (CSF), a highly contagious fatal disease of swine. Few effective antiviral drugs are currently available against CSFV infections. To explore the feasibility of using capsid-targeted viral inactivation (CTVI) as an antiviral strategy against CSFV infections, we expressed the CSFV capsid protein (Cap) fused with the nuclease of Staphylococcus aureus (SN) in Escherichia coli and investigated its effects on the replication of CSFV in PK-15 cells. The results indicated that the fusion protein Cap-SN showed a strong Ca(2+)-dependent nuclease activity and inhibited the replication of CSFV in a dose-dependent manner, with complete inhibition at a concentration of 15 microg/ml, whereas the Cap fused with an enzymatically inactive SN (Cap-SN*) showed no nuclease activity or antiviral effects. Thus, the CTVI approach might be applicable to CSFV inhibition as a novel antiviral strategy.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Feb
pubmed:issn
1872-9096
pubmed:author
pubmed:copyrightInfo
Copyright 2009 Elsevier B.V. All rights reserved.
pubmed:issnType
Electronic
pubmed:volume
85
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
422-4
pubmed:meshHeading
pubmed:year
2010
pubmed:articleTitle
In vitro inhibition of the replication of classical swine fever virus by capsid-targeted virus inactivation.
pubmed:affiliation
Division of Swine Infectious Diseases, National Key Laboratory of Veterinary Biotechnology, Harbin Veterinary Research Institute, Chinese Academy of Agricultural Sciences, 427 Maduan Street, Harbin 150001, Heilongjiang, China.
pubmed:publicationType
Journal Article