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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1993-7-20
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pubmed:abstractText |
Fifty children, 6 months to 2 years of age, were vaccinated intranasally with a trivalent preparation containing 10(6) TCID50 each of H1N1 and H3N2 and 10(4) (n = 14) or 10(6) (n = 36) TCID50 of B live, attenuated, cold-adapted (ca) influenza strains. The same doses were administered as monovalent vaccines to 69 comparably aged children. Forty-five controls were given placebo. No clinically significant adverse reactions to vaccines were observed. Of children seronegative to H1N1 or H3N2, > or = 90% were infected by these vaccine strains. Trivalent vaccine containing 10(4) TCID50 of B infected only 27% of children seronegative to B (3/11), which was markedly reduced from the 88% infection rate (7/8) following monovalent B vaccine of the same dose (P = .02); increasing the B dose to 10(6) TCID50 increased the infection rate to 81% (21/26). Replication of ca influenza viruses in tissue culture matched vaccine responses. Trivalent ca influenza vaccines can be formulated that are safe and immunogenic in young children.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
AIM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Jul
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pubmed:issn |
0022-1899
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
168
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
53-60
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:8390548-Animals,
pubmed-meshheading:8390548-Cell Line,
pubmed-meshheading:8390548-Child, Preschool,
pubmed-meshheading:8390548-Dogs,
pubmed-meshheading:8390548-Humans,
pubmed-meshheading:8390548-Infant,
pubmed-meshheading:8390548-Influenza A virus,
pubmed-meshheading:8390548-Influenza B virus,
pubmed-meshheading:8390548-Influenza Vaccines,
pubmed-meshheading:8390548-Macaca mulatta,
pubmed-meshheading:8390548-Orthomyxoviridae Infections,
pubmed-meshheading:8390548-Safety,
pubmed-meshheading:8390548-Vaccines, Attenuated
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pubmed:year |
1993
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pubmed:articleTitle |
Comparison of monovalent and trivalent live attenuated influenza vaccines in young children.
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pubmed:affiliation |
Dept. of Pediatrics, Vanderbilt University School of Medicine, Nashville, TN 37232-2581.
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pubmed:publicationType |
Journal Article,
Clinical Trial,
Comparative Study,
Research Support, U.S. Gov't, P.H.S.,
Controlled Clinical Trial
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