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Epidemiology

Studies from M.J. Simões and colleagues reveal new findings on epidemiology

Published in Genetics and Environmental Health Week, March 11th, 2009

A new study, 'Molecular surveillance of Neisseria meningitidis capsular switching in Portugal, 2002-2006,' is now available. "Neisseria meningitidis capsular switching has been reported in several countries. In order to establish the genetic relationship within group B and C strains expressing subtypes 2a or 2b, and to evaluate whether C to B capsular switching occurred in Portugal, 64 meningococci (56 serogroup C and 8 serogroup B) isolated from invasive meningococcal disease were typed using molecular methods," scientists in Lisboa, Portugal report.

"The studied phenotypes, 2b:P1.5,2 and 2a:P1.5-1,10-8, were the most frequent among serogroup C, but were...

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