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PredicateObject
rdf:type
lifeskim:mentions
pubmed:dateCreated
1992-6-25
pubmed:databankReference
pubmed:abstractText
A cDNA encoding the spike (S) protein of the neurovirulent murine coronavirus JHMV variant cl-2 was isolated and sequenced. Analysis of the cDNA revealed that the S protein consists of 1376 amino acids, as does the S protein of mouse hepatitis virus 4. We inserted the cDNA into the genome of vaccinia virus to obtain a recombinant vaccinia virus (rVV). The S protein expressed in RK13 cells infected by the rVV was shown to be electrophoretically and immunologically indistinguishable from the S protein produced in DBT cells infected with cl-2 virus. RVV infection of rats and mice induced S protein-specific antibody production detectable by immunofluorescence and neutralization. Moreover, the S protein expressed by the rVV induced syncytium formation not only in mouse DBT and L cells, which are susceptible to cl-2 virus infection, but also in rabbit RK13 cells, which are not susceptible to cl-2 virus infection. This result suggests the possibility that RK13 cells have binding sites for the cl-2 virus S protein.
pubmed:commentsCorrections
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
May
pubmed:issn
0022-1317
pubmed:author
pubmed:issnType
Print
pubmed:volume
73 ( Pt 5)
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
1065-72
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1992
pubmed:articleTitle
Molecular cloning and expression of a spike protein of neurovirulent murine coronavirus JHMV variant cl-2.
pubmed:affiliation
National Institute of Neuroscience, Tokyo, Japan.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't