2012
Virulence of Streptococcus pneumoniae serotype 6C in experimental otitis media
Sabharwal V, Figueira M, Pelton SI, Pettigrew MM. Virulence of Streptococcus pneumoniae serotype 6C in experimental otitis media. Microbes And Infection 2012, 14: 712-718. PMID: 22414497, PMCID: PMC3382049, DOI: 10.1016/j.micinf.2012.02.008.Peer-Reviewed Original ResearchConceptsAcute otitis mediaExperimental otitis mediaPneumococcal conjugate vaccineOtitis mediaSerotype 6CInvasive pneumococcal diseaseOverall carriage rateLow-density infectionsMiddle ear infectionStreptococcus pneumoniae serotype 6CReplacement serotypesPneumococcal diseaseVaccine serotypesConjugate vaccineNonvaccine serotypesCarriage rateEar infectionsNasopharyngeal colonizationChinchilla modelStreptococcus pneumoniaeHost defenseSerotypesDisease potentialInfectionDisease
2011
Streptococcus pneumoniae Clonal Complex 199: Genetic Diversity and Tissue-Specific Virulence
Thomas JC, Figueira M, Fennie KP, Laufer AS, Kong Y, Pichichero ME, Pelton SI, Pettigrew MM. Streptococcus pneumoniae Clonal Complex 199: Genetic Diversity and Tissue-Specific Virulence. PLOS ONE 2011, 6: e18649. PMID: 21533186, PMCID: PMC3077395, DOI: 10.1371/journal.pone.0018649.Peer-Reviewed Original ResearchConceptsChinchilla modelHeptavalent pneumococcal conjugate vaccinePneumococcal conjugate vaccineSerotype 19A isolatesMiddle ear isolatesS. pneumoniae isolatesLong-term effectivenessConjugate vaccinePneumococcal diseaseOtitis mediaVaccinated populationReplacement diseaseBlood isolatesInvasive diseaseCarriage isolatesPneumoniae isolatesCerebrospinal fluidEar isolatesFuture vaccinesImportant causeStreptococcus pneumoniaeMiddle earDiseaseVirulence potentialVaccine
2010
Capacity of serotype 19A and 15B/C Streptococcus pneumoniae isolates for experimental otitis media: Implications for the conjugate vaccine
Laufer AS, Thomas JC, Figueira M, Gent JF, Pelton SI, Pettigrew MM. Capacity of serotype 19A and 15B/C Streptococcus pneumoniae isolates for experimental otitis media: Implications for the conjugate vaccine. Vaccine 2010, 28: 2450-2457. PMID: 20067753, PMCID: PMC2851619, DOI: 10.1016/j.vaccine.2009.12.078.Peer-Reviewed Original ResearchConceptsSerotype 19ASerotype 15B/CChinchilla otitis media modelMiddle ear infectionOtitis media modelDisease prevention effortsStreptococcus pneumoniae isolatesExperimental otitis mediaStreptococcus pneumoniae serotypesQuantitative PCRConjugate vaccineOtitis mediaEar infectionsPneumoniae isolatesVaccine formulationsPneumoniae serotypesSame sequence typeVaccine targetsPrevention effortsPathogenic potentialDifferent serotypesSequence typesSerotypesIsolatesVaccine