Abstract:
:The unexpectedly low efficacy of influenza vaccine during school outbreaks of influenza B virus in the spring of 1987 in Japan was probably attributable to a poor antibody response of vaccinees to the epidemic viruses. An antigenic analysis of the causative B viruses isolated in 1987 and 1988 showed much variation in hemagglutination inhibition patterns. The nucleotide sequences that code for the HA1 domain of B/Fukuoka/c-27/81, B/Ibaraki/2/85, B/Nagasaki/1/87, and B/Yamagata/16/88 viruses were determined and compared with those of the previously reported hemagglutinin genes. The nucleotide sequences of the hemagglutinin gene of a new variant, B/Yamagata/16/88, had only 93.4% homology with those of two other viruses from the same epidemic. An analysis of nucleotide and amino acid substitutions of the hemagglutinin genes of influenza B viruses revealed that new and some old variants could cocirculate in the same epidemic. A phylogenetic tree constructed by the neighbor-joining method allowed estimation of an evolutionary rate of 2.3 x 10(-3) synonymous (silent) substitutions per nucleotide site per year in the hemagglutinin gene.
journal_name
J Viroljournal_title
Journal of virologyauthors
Kanegae Y,Sugita S,Endo A,Ishida M,Senya S,Osako K,Nerome K,Oya Adoi
10.1128/JVI.64.6.2860-2865.1990subject
Has Abstractpub_date
1990-06-01 00:00:00pages
2860-5issue
6eissn
0022-538Xissn
1098-5514journal_volume
64pub_type
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pub_type: 杂志文章
doi:10.1128/JVI.72.11.8690-8696.1998
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pub_type: 杂志文章
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pub_type: 杂志文章
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journal_title:Journal of virology
pub_type: 杂志文章
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journal_title:Journal of virology
pub_type: 杂志文章
doi:10.1128/JVI.70.8.5213-5220.1996
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pub_type: 杂志文章
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journal_title:Journal of virology
pub_type: 杂志文章
doi:10.1128/jvi.76.3.1144-1153.2002
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journal_title:Journal of virology
pub_type: 杂志文章
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journal_title:Journal of virology
pub_type: 杂志文章
doi:10.1128/JVI.64.3.1156-1163.1990
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pub_type: 杂志文章
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更新日期:2012-09-01 00:00:00
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journal_title:Journal of virology
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doi:10.1128/JVI.00200-06
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journal_title:Journal of virology
pub_type: 杂志文章
doi:10.1128/JVI.63.9.3622-3633.1989
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pub_type: 杂志文章
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更新日期:1989-09-01 00:00:00
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journal_title:Journal of virology
pub_type: 杂志文章
doi:10.1128/JVI.62.2.528-533.1988
更新日期:1988-02-01 00:00:00
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journal_title:Journal of virology
pub_type: 杂志文章
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journal_title:Journal of virology
pub_type: 杂志文章
doi:10.1128/JVI.62.4.1381-1387.1988
更新日期:1988-04-01 00:00:00
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journal_title:Journal of virology
pub_type: 杂志文章
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journal_title:Journal of virology
pub_type: 杂志文章
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更新日期:2007-10-01 00:00:00
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journal_title:Journal of virology
pub_type: 杂志文章
doi:10.1128/JVI.61.8.2614-2620.1987
更新日期:1987-08-01 00:00:00
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pub_type: 杂志文章
doi:10.1128/JVI.72.4.3401-3406.1998
更新日期:1998-04-01 00:00:00