Increasing Incidence of Streptococcus pneumoniae Serotype 19A and Emergence of Two Vaccine Escape Recombinant ST695 Strains in Liguria, Italy, 7 Years after Implementation of the 7-Valent Conjugated Vaccine

被引:23
作者
Ansaldi, Filippo [1 ,2 ]
Canepa, Paola [1 ]
de Florentiis, Daniela [1 ]
Bandettini, Roberto [3 ]
Durando, Paolo [1 ,2 ]
Icardi, Giancarlo [1 ,2 ]
机构
[1] Univ Genoa, Dept Hlth Sci, I-16100 Genoa, Italy
[2] San Martino Univ Hosp, Genoa, Italy
[3] IRCCS Giannina Gaslini, Genoa, Italy
关键词
IMPACT; CARRIAGE; CHILDREN; CLONES;
D O I
10.1128/CVI.00383-10
中图分类号
R392 [医学免疫学]; Q939.91 [免疫学];
学科分类号
100102 ;
摘要
Two serotype 19A (ST695) Streptococcus pneumoniae vaccine escape recombinant strains attributable to capsular switching events were detected by a laboratory surveillance system that is an integral part of a vaccination program begun in Liguria, Italy, in May 2003, an Italian administrative region with long-lasting high coverage, an unusual occurrence in Europe. To our knowledge, this is the first detection of an occurrence of capsular switching outside the United States.
引用
收藏
页码:343 / 345
页数:3
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