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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
8
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pubmed:dateCreated |
1992-8-4
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pubmed:abstractText |
Two Actinobacillus pleuropneumoniae serotype 7 antigens were expressed in Escherichia coli and tested for their protective efficacy in an experimental pig model. The antigens used were a fusion protein containing the carboxy-terminal 70% of the +/- 103 kDa cytolysin and a full length 60 kDa protein which has been shown previously to bind transferrin. Pigs were immunized twice with 25 micrograms of either or both preparations. All pigs developed a strong humoral immune response comparable to that induced by infection. Upon challenge with an A. pleuropneumoniae serotype 7 strain, all immunized groups were less affected by the disease and showed significantly lower mortality than the controls (p less than 0.1). Pigs receiving both antigens had a tendency to recover faster than the controls or animals which were vaccinated with only one antigen. Protection was serotype-specific since no cross-protection was detected following challenge with an A. pleuropneumoniae serotype 1 strain. A dose-response experiment using the single antigens at 200, 50 or 12.5 micrograms per dose showed no difference in protection among the groups.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:issn |
0264-410X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
10
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
512-8
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:1621414-Actinobacillus pleuropneumoniae,
pubmed-meshheading:1621414-Animals,
pubmed-meshheading:1621414-Dose-Response Relationship, Immunologic,
pubmed-meshheading:1621414-Female,
pubmed-meshheading:1621414-Male,
pubmed-meshheading:1621414-Recombinant Proteins,
pubmed-meshheading:1621414-Swine,
pubmed-meshheading:1621414-Vaccination,
pubmed-meshheading:1621414-Vaccines, Synthetic
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pubmed:year |
1992
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pubmed:articleTitle |
Immunization of pigs against Actinobacillus pleuropneumoniae with two recombinant protein preparations.
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pubmed:affiliation |
University of Saskatchewan, Veterinary Infectious Disease Organization, Saskatoon, Canada.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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