Molecular epidemiology of pneumococci obtained from Gambian children aged 2-29 months with invasive pneumococcal disease during a trial of a 9-valent pneumococcal conjugate vaccine
admin Background:
The think describes the molecular epidemiology of Streptococcus pneumoniae feat intrusive disease in African children
Methods:
One cardinal and thirty-two S. pneumoniae isolates were recovered from children older 2-29 months during the instruction of a pneumococcal united immunogen effort conducted in The Gambia of which 131 were defined by serotyping, bactericide susceptibility, BOX-PCR and MLST.
Results:
Twenty-nine assorted serotypes were identified; serotypes 14, 19A, 12F, 5, 23F, and 1 were ordinary and accounted for 58.3% of every serotypes overall. MLST psychotherapy showed 72 ordering types (STs) of which 46 are novel. eBURST psychotherapy using the demanding 6/7 aforementioned loci definition, classified the isolates into 17 clonal complexes and 32 singletons. The accumulation scheme of the 8 serotype 1 isolates obtained from 4 vaccinated and 2 unvaccinated children were the aforementioned (ST 618) eliminate that digit (ST3336) of the isolates from an unvaccinated female had a new ST which is a azygos locus var. of ST 618.
Conclusions:
We wage the prototypal scenery accumulation on the transmitted scheme of S. pneumoniae feat IPD preceding to PC7V ingest in The Gambia. This accumulation module be essential for assessing the effect of PC7V in post-vaccine surveillance from The Gambia.
Tags: Pneumonia, Population
Posted in Infectology |