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Outbreak of acute respiratory infection among infants in Lisbon, Portugal, caused by human adenovirus serotype 3 and a new 7/3 recombinant strain

dc.contributor.authorRebelo-de-Andrade, H
dc.contributor.authorPereira, C
dc.contributor.authorGíria, M
dc.contributor.authorPrudêncio, E
dc.contributor.authorBrito, MJ
dc.contributor.authorCalé, E
dc.contributor.authorTaveira, N
dc.date.accessioned2011-08-30T14:14:13Z
dc.date.available2011-08-30T14:14:13Z
dc.date.issued2010
dc.description.abstractHuman adenoviruses (AdVs) typically cause mild illnesses in otherwise healthy hosts. We investigated a pediatric outbreak of acute respiratory infection with fatal outcomes that occurred in Lisbon, Portugal, in 2004. Biological specimens were collected from 83 children attending two nurseries, a kinesiotherapy clinic, and the household of a nanny. Adenovirus infection was confirmed in 48 children by PCR and virus isolation. Most (96%) isolates were classified as being of subspecies B1. Phylogenetic analysis of fiber and hexon gene sequences revealed that most infants were infected with AdV serotype 3 (AdV3) strains. Infants attending one nursery harbored a new recombinant strain containing an AdV serotype 7 hexon and serotype 3 fiber (AdV7/3). Both the AdV3 and the AdV7/3 strains caused fatal infections. Two different serotype 3 strains were circulating in Lisbon in 2004, and the new AdV7/3 recombinant type originated from only one of those strains. These results demonstrate that recombination leads to the emergence of new adenovirus strains with epidemic and lethal potential.por
dc.identifier.citationJ Clin Microbiol. 2010 Apr;48(4):1391-6por
dc.identifier.issn0095-1137
dc.identifier.urihttp://hdl.handle.net/10400.10/415
dc.language.isoengpor
dc.peerreviewedyespor
dc.publisherAmerican Society for Microbiologypor
dc.subjectInfecções por adenoviruspor
dc.subjectCriançapor
dc.subjectAdenovirus humanopor
dc.subjectInfecções respiratóriaspor
dc.subjectPortugalpor
dc.subjectRespiratory infectionpor
dc.subjectHuman adenoviruspor
dc.titleOutbreak of acute respiratory infection among infants in Lisbon, Portugal, caused by human adenovirus serotype 3 and a new 7/3 recombinant strainpor
dc.typejournal article
dspace.entity.typePublication
oaire.citation.conferencePlaceWashingtonpor
oaire.citation.endPage1396por
oaire.citation.startPage1391por
oaire.citation.titleJournal of Clinical Microbiologypor
rcaap.rightsopenAccesspor
rcaap.typearticlepor

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