Abstract
Twenty clinical samples (18 cerebrospinal fluid samples and 2 articular fluid samples) were sent to 11 meningococcus reference centers located in 11 different countries. Ten of these laboratories are participating in the EU-MenNet program (a European Union-funded program) and are members of the European Monitoring Group on Meningococci. The remaining laboratory was located in Burkina Faso. Neisseria meningitidis was sought by detecting several meningococcus-specific genes (crgA, ctrA, 16S rRNA, and porA). The PCR-based nonculture method for the detection of N. meningitidis gave similar results between participants with a mean sensitivity and specificity of 89.7 and 92.7\%, respectively. Most of the laboratories also performed genogrouping assays (siaD and mynB/sacC). The performance of genogrouping was more variable between laboratories, with a mean sensitivity of 72.7\%. Genogroup B gave the best correlation between participants, as all laboratories routinely perform this PCR. The results for genogroups A and W135 were less similar between the eight participating laboratories that performed these PCRs.
- adolescent,
- adult,
- and
- bacterial,
- burkina
- chain
- child,
- european
- faso,
- female,
- genotype,
- humans,
- infant,
- infections,
- laboratories,
- male,
- meningitidis,
- meningitis,
- meningococcal
- meningococcal,
- neisseria
- polymerase
- preschool,
- reaction,
- sensitivity
- specificity
- union,
- {dna},
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