Antibody-Secreting Cells and their Relation to Humoral Antibodies in Serum and in Nasopharyngeal Aspirates in Children with Pneumococcal Acute Otitis Media

作者: Pekka Karma , Maija Leinonen , Juhani Eskola , Tea Nieminen , Anni Virolainen

DOI: 10.1093/INFDIS/173.1.136

关键词:

摘要: Mucosal and systemic antibody responses to pneumococcal capsular polysaccharide were studied in 17 children with culture-verified acute otitis media. Serotype-specific antibody-secreting cells (ASCs) peripheral blood antibodies convalescent sera nasopharyngeal aspirates measured. A polysaccharide-specific ASC response was induced all subjects. The age dependent, the dominant class IgA. Three > 24 months old had 100 IgA-class ASCs/10(6) serum IgA responses; 2 only a response. None of 8 < showed response; however, detected 1. Results suggest that whole pneumococci can induce mucosal independent are also accordance earlier studies suggesting immune system matures life than does

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