Featured Publications
Association Between the Decline in Pneumococcal Disease in Unimmunized Adults and Vaccine-Derived Protection Against Colonization in Toddlers and Preschool-Aged Children
Weinberger DM, Pitzer VE, Regev-Yochay G, Givon-Lavi N, Dagan R. Association Between the Decline in Pneumococcal Disease in Unimmunized Adults and Vaccine-Derived Protection Against Colonization in Toddlers and Preschool-Aged Children. American Journal Of Epidemiology 2018, 188: 160-168. PMID: 30462150, PMCID: PMC6321804, DOI: 10.1093/aje/kwy219.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal diseaseUnimmunized adultsPneumococcal diseaseVaccine-associated immunityVaccine-derived protectionVaccine-targeted serotypesNationwide surveillance studyPrevalence of colonizationUnvaccinated adultsPneumococcal carriagePreschool aged childrenVaccine uptakeColonization prevalenceGroup of childrenVaccination coverageEmergency departmentSurveillance studyDisease ratesTrajectory of declineAge rangeAdultsAged childrenChildrenSerotypesVaccine
2024
Estimated Population-Level Impact of Pneumococcal Conjugate Vaccines Against All-Cause Pneumonia Mortality Among Unvaccinated in 5 Latin American Countries
Prunas O, Shioda K, Toscano C, Bastias M, Valenzuela-Bravo M, Tito J, Warren J, Weinberger D, de Oliveira L. Estimated Population-Level Impact of Pneumococcal Conjugate Vaccines Against All-Cause Pneumonia Mortality Among Unvaccinated in 5 Latin American Countries. The Journal Of Infectious Diseases 2024, 230: e768-e776. PMID: 38502711, PMCID: PMC11481321, DOI: 10.1093/infdis/jiae144.Peer-Reviewed Original ResearchAll-cause pneumoniaPneumonia deathsPneumonia mortalityAge groupsPneumococcal conjugate vaccineProportion of IPD casesInvasive pneumococcal diseaseMulti-country studyIPD casesOlder age groupsPopulation-level impactMortality dataYears of ageInvasive pneumococcal disease casesConjugate vaccinePneumococcal conjugate vaccine introductionEffect of pneumococcal conjugate vaccinesTemporal trendsImpact of pneumococcal conjugate vaccinesUnvaccinated age groupsMortalityEvaluate changesPost-vaccination periodVaccine serotypesNo significant changes
2023
Persistence of Pneumococcal Carriage among Older Adults in the Community despite COVID-19 Mitigation Measures
Wyllie A, Mbodj S, Thammavongsa D, Hislop M, Yolda-Carr D, Waghela P, Nakahata M, Stahlfeld A, Vega N, York A, Allicock O, Wilkins G, Ouyang A, Siqueiros L, Strong Y, Anastasio K, Alexander-Parrish R, Arguedas A, Gessner B, Weinberger D. Persistence of Pneumococcal Carriage among Older Adults in the Community despite COVID-19 Mitigation Measures. Microbiology Spectrum 2023, 11: e04879-22. PMID: 37036377, PMCID: PMC10269788, DOI: 10.1128/spectrum.04879-22.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal diseasePneumococcal diseaseSchool-aged childrenOlder adultsPneumococcal carriageSaliva samplesCOVID-19 pandemicRate of carriageCOVID-19-related disruptionsUpper respiratory tractRegular contactNew Haven areaFirst yearCarriage prevalencePre-pandemic levelsMedical historyRespiratory tractHigh prevalenceStreptococcus pneumoniaeCOVID-19 mitigation measuresStudy participantsPneumococciPrevalenceDiseaseCarriageThe COVID-19 pandemic as an opportunity for unravelling the causative association between respiratory viruses and pneumococcus-associated disease in young children: a prospective study
Dagan R, van der Beek B, Ben-Shimol S, Greenberg D, Shemer-Avni Y, Weinberger D, Danino D. The COVID-19 pandemic as an opportunity for unravelling the causative association between respiratory viruses and pneumococcus-associated disease in young children: a prospective study. EBioMedicine 2023, 90: 104493. PMID: 36857965, PMCID: PMC9970381, DOI: 10.1016/j.ebiom.2023.104493.Peer-Reviewed Original ResearchConceptsCommunity-acquired alveolar pneumoniaLower respiratory infectionsRespiratory syncytial virusInvasive pneumococcal diseaseHuman metapneumovirusDisease endpointsPneumococcal diseaseRespiratory virusesProspective studyNasopharyngeal pneumococcal carriagePneumococcal bacteremic pneumoniaProspective surveillance programRespiratory virus activityCommon respiratory virusesPneumococcal carriage prevalenceBurden of diseaseDifferent clinical endpointsYoung childrenCOVID-19 pandemicProportion of testsAlveolar pneumoniaBacteremic pneumoniaPneumococcal carriageRespiratory infectionsCarriage prevalence
2022
Predicting vaccine effectiveness against invasive pneumococcal disease in children using immunogenicity data
Ryman J, Weaver J, Hu T, Weinberger D, Yee K, Sachs J. Predicting vaccine effectiveness against invasive pneumococcal disease in children using immunogenicity data. Npj Vaccines 2022, 7: 140. PMID: 36344529, PMCID: PMC9640717, DOI: 10.1038/s41541-022-00538-1.Peer-Reviewed Original ResearchPneumococcal conjugate vaccineSerotype-specific IgG concentrationsInvasive pneumococcal diseaseVaccine effectivenessIgG concentrationsPneumococcal diseaseImmune responseAntibody concentrationsProtective antibody concentrationsNext-generation vaccinesPCV13 recipientsConjugate vaccineImmunogenicity dataPCV7PCV13SerotypesVaccineDiseasePlaceboImmunogenicityRecipients
2021
Decline in Pneumococcal Disease in Young Children During the Coronavirus Disease 2019 (COVID-19) Pandemic in Israel Associated With Suppression of Seasonal Respiratory Viruses, Despite Persistent Pneumococcal Carriage: A Prospective Cohort Study
Danino D, Ben-Shimol S, Van Der Beek BA, Givon-Lavi N, Avni YS, Greenberg D, Weinberger DM, Dagan R. Decline in Pneumococcal Disease in Young Children During the Coronavirus Disease 2019 (COVID-19) Pandemic in Israel Associated With Suppression of Seasonal Respiratory Viruses, Despite Persistent Pneumococcal Carriage: A Prospective Cohort Study. Clinical Infectious Diseases 2021, 75: e1154-e1164. PMID: 34904635, PMCID: PMC8754767, DOI: 10.1093/cid/ciab1014.Peer-Reviewed Original ResearchConceptsCommunity-acquired alveolar pneumoniaInvasive pneumococcal diseasePneumococcal carriagePneumococcal diseaseRespiratory virusesSurveillance projectCOVID-19 pandemicBacteremic pneumococcal pneumoniaNasopharyngeal pneumococcal carriageSpecific respiratory virusesSARS-CoV-2 casesFirst SARS-CoV-2 caseLower respiratory infectionsProspective cohort studyPneumococcal carriage prevalencePneumococcal serotype distributionRespiratory syncytial virusSeasonal respiratory virusesRespiratory virus detectionChest X-rayDensity of colonizationAlveolar pneumoniaPneumococcal pneumoniaCohort studyRespiratory infections
2015
Association Between Local Pediatric Vaccination Rates and Patterns of Pneumococcal Disease in Adults
Pingali SC, Warren JL, Mead AM, Sharova N, Petit S, Weinberger DM. Association Between Local Pediatric Vaccination Rates and Patterns of Pneumococcal Disease in Adults. The Journal Of Infectious Diseases 2015, 213: 509-515. PMID: 26310307, PMCID: PMC4721904, DOI: 10.1093/infdis/jiv431.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal diseasePneumococcal diseaseIPD casesPopulation-based surveillance systemZip code level dataAdult IPD casesDoses of PCV7Effectiveness of PCVsPediatric vaccination ratesVaccination of childrenState immunization registryZip codesLogistic regression modelsPCV7 serotypesHigher proportionVaccination ratesImmunization registryDisease patternsDiseaseAdultsPCV7PCVSerotypesChildrenDoses
2013
Using Pneumococcal Carriage Data to Monitor Postvaccination Changes in Invasive Disease
Weinberger DM, Bruden DT, Grant LR, Lipsitch M, O'Brien KL, Pelton SI, Sanders EA, Feikin DR. Using Pneumococcal Carriage Data to Monitor Postvaccination Changes in Invasive Disease. American Journal Of Epidemiology 2013, 178: 1488-1495. PMID: 24013204, PMCID: PMC3813314, DOI: 10.1093/aje/kwt156.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal diseaseIPD incidenceCarriage dataProportion of IPDPCV changesNasopharyngeal carriage studyNasopharyngeal pneumococcal carriagePre-PCV7 periodYears of agePCV7 introductionPneumococcal diseaseCarriage prevalenceNonvaccine serotypesPneumococcal carriageVaccine impactInvasive diseaseCarriage studiesHigh-quality surveillance systemsAmerican Indian populationsSerotype dataIncidenceIndian populationMixed effects modelsSerotypesVaccine
2010
Association of Serotype with Risk of Death Due to Pneumococcal Pneumonia: A Meta-Analysis
Weinberger DM, Harboe ZB, Sanders EA, Ndiritu M, Klugman KP, Rückinger S, Dagan R, Adegbola R, Cutts F, Johnson HL, O'Brien KL, Scott JA, Lipsitch M. Association of Serotype with Risk of Death Due to Pneumococcal Pneumonia: A Meta-Analysis. Clinical Infectious Diseases 2010, 51: 692-699. PMID: 20715907, PMCID: PMC2927802, DOI: 10.1086/655828.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal diseaseRisk of deathCarriage prevalenceHost factorsAssociation of serotypesLower comorbidity scorePooled effect estimatesStudy-specific estimatesNasopharyngeal carriage prevalenceCase fatality ratioSerotype-specific dataHigher carriage prevalenceRandom-effects methodBacteremic pneumoniaPooled RRComorbidity scorePneumococcal pneumoniaPneumococcal diseaseMeningitis patientsDisease outcomePotential confoundingPneumoniaSerotype 14Epidemiologic measuresMeta-Analysis