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PredicateObject
rdf:type
lifeskim:mentions
pubmed:dateCreated
1993-4-2
pubmed:abstractText
A herpesvirus of turkeys (HVT) recombinant containing a 3.9 kbp fragment of Marek's disease virus (MDV) DNA encoding MDV glycoprotein B (gB), stably integrated into the thymidine kinase (TK) gene of HVT, has been constructed. The replication of the recombinant in chick embryo fibroblasts (CEF) was comparable to that of wild-type HVT. The recombinant expressed authentic MDV gB and its processed forms (110K, 65K and 48K) in CEF as shown by immunoblotting using an MDV-specific anti-peptide serum. Northern blot analysis showed that MDV gB mRNA was transcribed from MDV promoter sequences flanking the MDV gB open reading frame and also from the HVT TK promoter. However, the level of replication of the recombinant in vivo appeared to be lower than wild-type HVT as shown by the titres of HVT antibodies, determined by ELISA. Pathogenicity tests showed that the recombinant was safe and did not cause microscopic or gross Marek's disease lesions or other abnormalities. The results suggest that HVT has potential as a vector for recombinant vaccines.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Mar
pubmed:issn
0022-1317
pubmed:author
pubmed:issnType
Print
pubmed:volume
74 ( Pt 3)
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
371-7
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1993
pubmed:articleTitle
Construction and properties of a turkey herpesvirus recombinant expressing the Marek's disease virus homologue of glycoprotein B of herpes simplex virus.
pubmed:affiliation
AFRC Institute for Animal Health, Houghton Laboratory, Huntingdon, U.K.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't