2022
Impact of antibiotics on off-target infant gut microbiota and resistance genes in cohort studies
Lebeaux RM, Madan JC, Nguyen QP, Coker MO, Dade EF, Moroishi Y, Palys TJ, Ross BD, Pettigrew MM, Morrison HG, Karagas MR, Hoen AG. Impact of antibiotics on off-target infant gut microbiota and resistance genes in cohort studies. Pediatric Research 2022, 92: 1757-1766. PMID: 35568730, PMCID: PMC9659678, DOI: 10.1038/s41390-022-02104-w.Peer-Reviewed Original ResearchMeSH KeywordsAnti-Bacterial AgentsChildChild, PreschoolCohort StudiesEscherichia coliGastrointestinal MicrobiomeHumansInfantMicrobiotaConceptsAntibiotic exposureCohort studyDay careDay care attendanceInfant gut microbiotaAntibiotic resistance genesCare attendanceImpact of antibioticsAntibiotic useStool samplesGut microbiotaInfantsGut microbiomeStudy designBacteroides fragilisAntibioticsBackgroundYoung childrenNovel findingsSubsequent exposureExposureFirst yearFurther investigationBaselineResistance genesCare
2017
Risk Factors and Outcomes Associated with Multidrug-Resistant Acinetobacter baumannii upon Intensive Care Unit Admission
Blanco N, Harris AD, Rock C, Johnson JK, Pineles L, Bonomo RA, Srinivasan A, Pettigrew MM, Thom KA. Risk Factors and Outcomes Associated with Multidrug-Resistant Acinetobacter baumannii upon Intensive Care Unit Admission. Antimicrobial Agents And Chemotherapy 2017, 62: 10.1128/aac.01631-17. PMID: 29133567, PMCID: PMC5740370, DOI: 10.1128/aac.01631-17.Peer-Reviewed Original ResearchConceptsMedical intensive care unitSurgical intensive care unitIntensive care unitICU admissionRisk factorsCare unitIntensive care unit admissionBroad-spectrum antibiotic useMultidrug-resistant Acinetobacter baumanniiPositive clinical cultureCare unit admissionRetrospective cohort analysisAssociated risk factorsEmpirical antibiotic selectionInfection control practicesPrevalence of MDRMaryland Medical CenterPerirectal surveillance culturesImportant nosocomial pathogenUnit admissionAdult patientsICU typePrevious admissionsCurrent hospitalizationActive surveillance
2016
Pseudomonas aeruginosa Colonization in the Intensive Care Unit: Prevalence, Risk Factors, and Clinical Outcomes
Harris AD, Jackson SS, Robinson G, Pineles L, Leekha S, Thom KA, Wang Y, Doll M, Pettigrew MM, Johnson JK. Pseudomonas aeruginosa Colonization in the Intensive Care Unit: Prevalence, Risk Factors, and Clinical Outcomes. Infection Control And Hospital Epidemiology 2016, 37: 544-548. PMID: 26832307, PMCID: PMC4833506, DOI: 10.1017/ice.2015.346.Peer-Reviewed Original ResearchConceptsIntensive care unitPseudomonas aeruginosa colonizationRisk factorsICU admissionClinical culturesCurrent hospitalizationAeruginosa colonizationCare unitIntensive care unit admissionP. aeruginosaSurgical intensive care unitPositive clinical cultureCare unit admissionEmpirical antibiotic therapyTertiary care hospitalType of ICUSignificant risk factorsP. aeruginosa colonizationRapid diagnostic testingPerirectal surveillance culturesUnit admissionCohort studyAntibiotic therapyCare hospitalClinical outcomes
2015
Expression of IgA Proteases by Haemophilus influenzae in the Respiratory Tract of Adults With Chronic Obstructive Pulmonary Disease
Murphy TF, Kirkham C, Jones MM, Sethi S, Kong Y, Pettigrew MM. Expression of IgA Proteases by Haemophilus influenzae in the Respiratory Tract of Adults With Chronic Obstructive Pulmonary Disease. The Journal Of Infectious Diseases 2015, 212: 1798-1805. PMID: 25995193, PMCID: PMC4633762, DOI: 10.1093/infdis/jiv299.Peer-Reviewed Original ResearchConceptsChronic obstructive pulmonary diseaseObstructive pulmonary diseaseH. influenzaeIgA protease genePulmonary diseaseHuman airwaysHaemophilus influenzaeIgA proteaseH. influenzae infectionsHuman respiratory epithelial cellsHuman IgA1Respiratory epithelial cellsInfluenzae infectionRespiratory tractIgA protease activitySputum samplesClinical settingInfluenzaeEpithelial cellsInfectionAirwayIgA1 fragmentsDiseaseIgA1Protease gene
2011
Multiple chlamydia infection among young women: comparing the role of individual- and neighbourhood-level measures of socioeconomic status
Biello KB, Pettigrew MM, Niccolai LM. Multiple chlamydia infection among young women: comparing the role of individual- and neighbourhood-level measures of socioeconomic status. Sexually Transmitted Infections 2011, 87: 560. PMID: 21940727, PMCID: PMC3438508, DOI: 10.1136/sextrans-2011-050185.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultChlamydiaChlamydia InfectionsCohort StudiesEducationFemaleGeographyHumansPovertySocial ClassYoung AdultConceptsIndividual-level socioeconomic statusChlamydia diagnosisYoung womenSocioeconomic statusChlamydia infectionNeighborhood-level socioeconomic statusIndividual-level SESNeighborhood socioeconomic statusHigh burdenNeighborhood-level povertyMultiple infectionsSocioeconomic disparitiesDiagnosisNeighborhood-level measuresWomenInfectionHigh-poverty areasLow-poverty areasValid measureBurdenIndividual-level measuresStatusUseful measureIndividual-level variablesChlamydiaViral-Bacterial Interactions and Risk of Acute Otitis Media Complicating Upper Respiratory Tract Infection
Pettigrew MM, Gent JF, Pyles RB, Miller AL, Nokso-Koivisto J, Chonmaitree T. Viral-Bacterial Interactions and Risk of Acute Otitis Media Complicating Upper Respiratory Tract Infection. Journal Of Clinical Microbiology 2011, 49: 3750-3755. PMID: 21900518, PMCID: PMC3209086, DOI: 10.1128/jcm.01186-11.Peer-Reviewed Original ResearchMeSH KeywordsChild, PreschoolCohort StudiesComorbidityHaemophilus influenzaeHuman bocavirusHumansInfantMetapneumovirusMicrobial InteractionsMoraxella catarrhalisOtitis MediaPolymerase Chain ReactionProspective StudiesRespiratory Syncytial VirusesRespiratory Tract InfectionsRisk AssessmentStreptococcus pneumoniaeConceptsUpper respiratory tract infectionAcute otitis mediaRespiratory tract infectionsRespiratory syncytial virusOtitis mediaOtitis media riskTract infectionsViral loadSyncytial virusHaemophilus influenzaeStreptococcus pneumoniaeRespiratory Syncytial Virus LoadMedium-risk factorsRepeated-measures logistic regressionRSV viral loadViral-bacterial interactionsHigh viral loadSpecific virusesBacterial pathogensChildren ages 6Common complicationRespiratory virusesMedium riskProspective studyHuman bocavirus
2008
Microbial Interactions during Upper Respiratory Tract Infections - Volume 14, Number 10—October 2008 - Emerging Infectious Diseases journal - CDC
Pettigrew MM, Gent JF, Revai K, Patel JA, Chonmaitree T. Microbial Interactions during Upper Respiratory Tract Infections - Volume 14, Number 10—October 2008 - Emerging Infectious Diseases journal - CDC. Emerging Infectious Diseases 2008, 14: 1584-1591. PMID: 18826823, PMCID: PMC2609881, DOI: 10.3201/eid1410.080119.Peer-Reviewed Original ResearchMeSH KeywordsChild, PreschoolCohort StudiesFemaleHaemophilus InfectionsHaemophilus influenzaeHumansInfantMaleMoraxella catarrhalisMoraxellaceae InfectionsNasopharynxOtitis MediaProspective StudiesRespiratory Tract InfectionsStaphylococcal InfectionsStaphylococcus aureusStreptococcus pneumoniaeSuperinfectionConceptsUpper respiratory tract infectionH. influenzaeInfectious Diseases journal - CDCRespiratory tract infectionsS. pneumoniae colonizationHealthy children 6Months of ageS. aureusProspective cohortTract infectionsPneumoniae colonizationVaccination strategiesAntimicrobial therapyMoraxella catarrhalisChildren 6M. catarrhalisS. pneumoniaeHaemophilus influenzaeStreptococcus pneumoniaeBacterial infectionsSpecific bacterial speciesInfluenzaeLikelihood of colonizationCatarrhalisStaphylococcus aureus
2004
Diversity and sharing of Haemophilus influenzae strains colonizing healthy children attending day-care centers
FARJO RS, FOXMAN B, PATEL MJ, ZHANG L, PETTIGREW MM, MCCOY SI, MARRS CF, GILSDORF JR. Diversity and sharing of Haemophilus influenzae strains colonizing healthy children attending day-care centers. The Pediatric Infectious Disease Journal 2004, 23: 41-46. PMID: 14743045, DOI: 10.1097/01.inf.0000106981.89572.d1.Peer-Reviewed Original ResearchMeSH KeywordsCarrier StateChild Day Care CentersChild, PreschoolCohort StudiesColony Count, MicrobialDNA, BacterialElectrophoresis, Gel, Pulsed-FieldFemaleGenotypeHaemophilus InfectionsHaemophilus influenzaeHumansIncidenceMaleMass ScreeningMichiganOtitis MediaPolymerase Chain ReactionReference ValuesRisk AssessmentSerotypingConceptsDay care centersH. influenzaeHealthy childrenH. influenzae organismsAcute otitis mediaH. influenzae colonizationH. influenzae strainsUnique strainsEnterobacterial repetitive intergenic consensus PCRThroat culturesOtitis mediaInitial screening techniqueNasopharyngeal colonizationPrevalence ratesColonizing strainsHaemophilus influenzaeHeterogeneity of strainInfluenzaeConsensus PCRRate of colonizationChildrenField gel electrophoresisSame strainPathogenic microorganismsEvidence of sharing
2003
Duration of Breastfeeding, Daycare, and Physician Visits among Infants 6 Months and Younger
Pettigrew MM, Khodaee M, Gillespie B, Schwartz K, Bobo JK, Foxman B. Duration of Breastfeeding, Daycare, and Physician Visits among Infants 6 Months and Younger. Annals Of Epidemiology 2003, 13: 431-435. PMID: 12875801, DOI: 10.1016/s1047-2797(02)00463-5.Peer-Reviewed Original ResearchConceptsDuration of breastfeedingAdditional childrenInfants 6 monthsHealth care providersFirstborn childrenPhysician visitsWeeks postpartumMonths postpartumBirthing centerCare providersBreastfeedingNumber of childrenAdditional weeksMailed questionnaireInfantsWomenChildrenPostpartumDurationVisitsMonthsDaycareSuburban DetroitIllnessWeeks