Featured Publications
Pneumococcal infections in children with sickle cell disease before and after pneumococcal conjugate vaccines
Adamkiewicz T, Yee M, Thomas S, Tunali A, Lai K, Omole F, Lane P, Yildirim I. Pneumococcal infections in children with sickle cell disease before and after pneumococcal conjugate vaccines. Blood Advances 2023, 7: 6751-6761. PMID: 37698500, PMCID: PMC10660014, DOI: 10.1182/bloodadvances.2022009643.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal diseaseSickle cell diseaseCell diseasePCV13-serotype invasive pneumococcal diseaseSerotype invasive pneumococcal diseaseNon-PCV13 serotypesPneumococcal polysaccharide vaccinePneumococcal conjugate vaccineIncidence rate ratiosYears of vaccinationReference populationLife-threatening risksIPD episodesIPD serotypesPneumococcal diseasePneumococcal infectionPolysaccharide vaccineConjugate vaccineHemoglobin SSVaccine licensureEffective vaccinePenicillin resistanceDisease controlVaccineAfrican American childrenInvasive Pneumococcal Disease After 2 Decades of Pneumococcal Conjugate Vaccine Use.
Yildirim I, Lapidot R, Shaik-Dasthagirisaheb Y, Hinderstein S, Lee H, Klevens M, Grant L, Arguedas Mohs A, Cane A, Madoff L, Johnson H, Ivanof C, Burns M, Pelton S. Invasive Pneumococcal Disease After 2 Decades of Pneumococcal Conjugate Vaccine Use. Pediatrics 2023, 153 PMID: 38087952, DOI: 10.1542/peds.2023-063039.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal diseaseIPD casesPCV13 eraPneumococcal diseaseCases of IPDIncidence of IPDRates of IPDPneumococcal conjugate vaccine useSerotype 15B/CImplementation of PCV13Non-PCV13 serotypesPneumococcal conjugate vaccineConfidence intervalsStatewide surveillance systemIPD incidence ratesIPD ratesPenicillin nonsusceptibilityConjugate vaccineVaccine serotypesSerotype 19ASterile sitesIncidence rateVaccine useLower incidenceVaccine formulations
2018
The relative invasive disease potential of Streptococcus pneumoniae among children after PCV introduction: A systematic review and meta-analysis
Balsells E, Dagan R, Yildirim I, Gounder PP, Steens A, Muñoz-Almagro C, Mameli C, Kandasamy R, Lavi N, Daprai L, van der Ende A, Trzciński K, Nzenze SA, Meiring S, Foster D, Bulkow LR, Rudolph K, Valero-Rello A, Ducker S, Vestrheim DF, von Gottberg A, Pelton SI, Zuccotti G, Pollard AJ, Sanders EAM, Campbell H, Madhi SA, Nair H, Kyaw MH. The relative invasive disease potential of Streptococcus pneumoniae among children after PCV introduction: A systematic review and meta-analysis. Journal Of Infection 2018, 77: 368-378. PMID: 29964140, DOI: 10.1016/j.jinf.2018.06.004.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal diseaseInvasive disease potentialPneumococcal conjugate vaccineNon-vaccine typesPCV introductionPneumococcal diseaseClinical syndromePneumococcal serotypesSurveillance of IPDDisease potentialSystematic reviewCurrent pneumococcal conjugate vaccinesYears of ageRandom-effects modelConjugate vaccineRoutine immunisationDisease presentationFuture vaccinesStreptococcus pneumoniaeSerotype 1SerotypesSyndromeCarriageChildrenVaccine
2017
Surveillance of pneumococcal colonization and invasive pneumococcal disease reveals shift in prevalent carriage serotypes in Massachusetts’ children to relatively low invasiveness
Yildirim I, Little BA, Finkelstein J, Lee G, Hanage WP, Shea K, Pelton SI, T, Health H. Surveillance of pneumococcal colonization and invasive pneumococcal disease reveals shift in prevalent carriage serotypes in Massachusetts’ children to relatively low invasiveness. Vaccine 2017, 35: 4002-4009. PMID: 28645717, DOI: 10.1016/j.vaccine.2017.05.077.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal diseasePneumococcal conjugate vaccineInvasive disease potentialPneumococcal diseaseLow invasive capacityInvasive capacityPCV13 eraCommon serotypesIncidence of IPDNasopharyngeal colonization ratePost-vaccine eraDisease potentialCarriage serotypesPCV eraConjugate vaccineNasopharyngeal carriageCarriage prevalencePneumococcal colonizationEnhanced surveillanceDynamic epidemiologyAge groupsSerotype 3Serotype XOlder childrenLow invasiveness