Source:http://linkedlifedata.com/resource/pubmed/id/16814431
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
44-46
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pubmed:dateCreated |
2006-11-13
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pubmed:abstractText |
Most of the recently circulating H3N2 influenza A strains do not replicate well in embryonated chicken eggs and had to be isolated by cell culture, which presents a great challenge for influenza vaccine production using embryonated chicken eggs. We previously reported that a human H3N2 virus, A/Fujian/411/02, which replicates poorly in eggs, could be improved by changing a minimum of two HA residues (G186V/V226I or H183L/V226A). Here, we extended our work to the A/Singapore/21/04 strain that was also unable to grow in eggs. We showed that a single amino acid substitution of either G186V or A196T in the HA resulted in significantly increased virus replication in eggs without affecting virus antigenicity.
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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:month |
Nov
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pubmed:issn |
0264-410X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
10
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pubmed:volume |
24
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
6691-3
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pubmed:meshHeading |
pubmed-meshheading:16814431-Amino Acid Substitution,
pubmed-meshheading:16814431-Animals,
pubmed-meshheading:16814431-Antigens, Viral,
pubmed-meshheading:16814431-Chickens,
pubmed-meshheading:16814431-Hemagglutinin Glycoproteins, Influenza Virus,
pubmed-meshheading:16814431-Influenza A Virus, H3N2 Subtype,
pubmed-meshheading:16814431-Virus Cultivation,
pubmed-meshheading:16814431-Virus Replication,
pubmed-meshheading:16814431-Zygote
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pubmed:year |
2006
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pubmed:articleTitle |
Single amino acid substitutions in the hemagglutinin of influenza A/Singapore/21/04 (H3N2) increase virus growth in embryonated chicken eggs.
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pubmed:affiliation |
MedImmune Vaccines, Inc., 297N. Bernardo Avenue, Mountain View, CA 94043, USA. lub@medimmune.com
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pubmed:publicationType |
Journal Article
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