Academic journal article Iranian Journal of Public Health

A SURVEY ON OROPHARYNGEAL COLONIZATION BY NEISSERIA LACTAMICA, OTHER NONPATHOGENIC NEISSERIA SPECIES AND MORAXELLA CATARRHALIS IN HEALTHY YOUNG CHILDREN IN AHVAZ, Iran

Academic journal article Iranian Journal of Public Health

A SURVEY ON OROPHARYNGEAL COLONIZATION BY NEISSERIA LACTAMICA, OTHER NONPATHOGENIC NEISSERIA SPECIES AND MORAXELLA CATARRHALIS IN HEALTHY YOUNG CHILDREN IN AHVAZ, Iran

Article excerpt

Background: Neisseria lactamica as a main commensal in oro- pharynx during the childhood is related to the induction of a natural immunity against meningococcal meningitis. Also Moraxella catarrhalis in oropharynx of children is a predispos- ing factor for otitis media infection. This study was aimed to investigate the frequency of the Neisseria lactamica, other non- pathogenic Neisseria spp. and M. catarrhalis in the oropharynx of healthy young children in Ahvaz, Iran by the two pheno- typic tests and Polymerase chain reaction (PCR).

Methods: A total of 192 oropharyngeal swab samples of the healthy young children were studied during four months. Swabs were plated onto enriched selective media and non- selective media. Gram-negative, oxidase-positive diplococcic isolates were identified by several conventional biochemical tests. …

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