2024
Exposome-Wide Ranking to Uncover Environmental Chemicals Associated with Dyslipidemia: A Panel Study in Healthy Older Chinese Adults from the BAPE Study.
Ding E, Deng F, Fang J, Liu J, Yan W, Yao Q, Miao K, Wang Y, Sun P, Li C, Liu Y, Dong H, Dong L, Zhang X, Lu Y, Lin X, Ding C, Li T, Shi Y, Cai Y, Liu X, Godri Pollitt K, Ji J, Tong S, Tang S, Shi X. Exposome-Wide Ranking to Uncover Environmental Chemicals Associated with Dyslipidemia: A Panel Study in Healthy Older Chinese Adults from the BAPE Study. Environmental Health Perspectives 2024, 132: 97005. PMID: 39240788, PMCID: PMC11379127, DOI: 10.1289/ehp13864.Peer-Reviewed Original ResearchConceptsDyslipidemia markersCardiovascular diseaseMulti-omicsMarkers of dyslipidemiaExamination of cytokinesMeasurement of cytokinesSerum lipidomeSystemic inflammationMulti-omics profilingCardiac functionDyslipidemiaPrimary preventionClinical measuresSerumChinese adultsBlood transcriptomeImpact spectraCytokinesExposome-wide association studyInflammationMarkersBiomolecular pathwaysAssociationHealthy older adultsElectrocardiogramAssociation between Personal Abiotic Airborne Exposures and Body Composition Changes among Healthy Adults (60–69 Years Old): A Combined Exposome-Wide and Lipidome Mediation Approach from the China BAPE Study
Sun P, Guo X, Ding E, Li C, Ren H, Xu Y, Qian J, Deng F, Shi W, Dong H, Lin E, Guo P, Fang J, Zhang Q, Zhao W, Tong S, Lu X, Pollitt K, Shi X, Tang S. Association between Personal Abiotic Airborne Exposures and Body Composition Changes among Healthy Adults (60–69 Years Old): A Combined Exposome-Wide and Lipidome Mediation Approach from the China BAPE Study. Environmental Health Perspectives 2024, 132: 077005. PMID: 39028628, PMCID: PMC11259245, DOI: 10.1289/ehp13865.Peer-Reviewed Original ResearchConceptsFat mass indicatorsHealthy older adultsBayesian kernel machine regressionVisceral fat areaOlder adultsPercent body fatBody compositionBody fat massExposome-wide association studyPrevention of chronic diseasesAir pollution exposureBody composition indicatorsMediation analysisInBody 770 deviceHealthy adultsAssociated with increased body fat massBody composition changesKernel machine regressionBayesian kernel machine regression modelsChronic diseasesPollution exposureBody fatAssociation studiesAdverse health effectsFat areaHousehold air pollution and risk of pulmonary tuberculosis in HIV-Infected adults
Katoto P, Bihehe D, Brand A, Mushi R, Kusinza A, Alwood B, van Zyl-Smit R, Tamuzi J, Sam-Agudu N, Yotebieng M, Metcalfe J, Theron G, Godri Pollitt K, Lesosky M, Vanoirbeek J, Mortimer K, Nawrot T, Nemery B, Nachega J. Household air pollution and risk of pulmonary tuberculosis in HIV-Infected adults. Environmental Health 2024, 23: 6. PMID: 38233832, PMCID: PMC10792790, DOI: 10.1186/s12940-023-01044-0.Peer-Reviewed Original ResearchConceptsRisk of pulmonary tuberculosisPulmonary tuberculosisHousehold air pollutionHIV infectionTB-HIV coinfectionHIV-infected adultsAssociated with increased riskCase-control studyMultivariate logistic regressionHAP exposureDose-dependentlyPersonal CO exposuresPersonal carbon monoxidePTB riskLowest quintileCo-exposureHighest quintileBackgroundIn low-Logistic regressionRandom sub-sampleEffective interventionsHIVTuberculosisAir pollutionEastern Democratic Republic of Congo
2023
Novel perfluoroalkyl substances (PFAS) discovered in whole blood using automated non-targeted analysis of dried blood spots
Koelmel J, Lin E, Parry E, Stelben P, Rennie E, Godri Pollitt K. Novel perfluoroalkyl substances (PFAS) discovered in whole blood using automated non-targeted analysis of dried blood spots. The Science Of The Total Environment 2023, 883: 163579. PMID: 37100129, PMCID: PMC10247435, DOI: 10.1016/j.scitotenv.2023.163579.Peer-Reviewed Original ResearchConceptsBlood spotsNovel perfluoroalkyl substancesHuman bloodVenous blood drawBlood spot cardsBlood spot samplesPerfluoroalkyl substancesPrenatal exposureBlood drawEnvironmental epidemiology studiesEpidemiology studiesFalse negative rateBloodLow false negative rateInvasive collection techniquesWhole bloodVulnerable populationsLiquid chromatography-high resolution tandem mass spectrometryUnderstanding of exposureSpot samplesSpot cardsHigh-resolution tandem mass spectrometryExposurePerfluoroalkyl ether carboxylic acidsScreening
2022
Personal air pollutant exposure monitoring in South African children in the VHEMBE birth cohort
DeLay K, Lin EZ, Koelmel JP, Bornman R, Obida M, Chevrier J, Godri Pollitt KJ. Personal air pollutant exposure monitoring in South African children in the VHEMBE birth cohort. Environment International 2022, 170: 107524. PMID: 36260950, PMCID: PMC9982749, DOI: 10.1016/j.envint.2022.107524.Peer-Reviewed Original ResearchConceptsBirth cohortMalaria controlEnvironment (MACE) birth cohortVenda Health ExaminationEnvironmental exposuresBurden of diseaseIndoor residual sprayingSouth African childrenHousehold air pollutionMiddle-income countriesHealth examinationNon-invasive methodAfrican childrenPersonal exposure assessmentResidual sprayingExposure levelsPersonal exposureExposure assessmentExposure monitoringRural regionsChildrenHigh exposureEnvironmental contaminantsCohortExposureHemoglobin normalization outperforms other methods for standardizing dried blood spot metabolomics: A comparative study
Jain A, Morris M, Lin EZ, Khan SA, Ma X, Deziel NC, Godri Pollitt KJ, Johnson CH. Hemoglobin normalization outperforms other methods for standardizing dried blood spot metabolomics: A comparative study. The Science Of The Total Environment 2022, 854: 158716. PMID: 36113793, DOI: 10.1016/j.scitotenv.2022.158716.Peer-Reviewed Original ResearchAssessing the External Exposome Using Wearable Passive Samplers and High-Resolution Mass Spectrometry among South African Children Participating in the VHEMBE Study
Koelmel JP, Lin EZ, DeLay K, Williams AJ, Zhou Y, Bornman R, Obida M, Chevrier J, Pollitt K. Assessing the External Exposome Using Wearable Passive Samplers and High-Resolution Mass Spectrometry among South African Children Participating in the VHEMBE Study. Environmental Science And Technology 2022, 56: 2191-2203. PMID: 35089017, DOI: 10.1021/acs.est.1c06481.Peer-Reviewed Original ResearchConceptsHigh-resolution mass spectrometryMass spectrometryAirborne chemical exposuresPassive samplersVenda Health ExaminationChemical exposureChildren's personal exposureSpectrometryPersonal exposureChemicalsMolecular levelSouth African childrenMiddle-income countriesHealth examinationExternal exposomeCombustion productsAfrican childrenAirborne chemicalsHealth effectsEnvironmental exposuresDyeAssessment periodPlasticizerExposureDichlorodiphenyldichloroethane
2021
Association of Sulfur, Transition Metals, and the Oxidative Potential of Outdoor PM2.5 with Acute Cardiovascular Events: A Case-Crossover Study of Canadian Adults
Weichenthal S, Lavigne E, Traub A, Umbrio D, You H, Pollitt K, Shin T, Kulka R, Stieb DM, Korsiak J, Jessiman B, Brook JR, Hatzopoulou M, Evans G, Burnett RT. Association of Sulfur, Transition Metals, and the Oxidative Potential of Outdoor PM2.5 with Acute Cardiovascular Events: A Case-Crossover Study of Canadian Adults. Environmental Health Perspectives 2021, 129: 107005. PMID: 34644144, PMCID: PMC8513754, DOI: 10.1289/ehp9449.Peer-Reviewed Original ResearchConceptsAcute cardiovascular eventsCardiovascular eventsCase-crossover studyOdds ratioConditional logistic regression modelsFine particulate air pollutionLogistic regression modelsParticulate air pollutionStrength of associationCanadian adultsPopulation health risksObserved associationsRecent evidenceWeak associationOxidative potentialHealth impactsMenAssociationHealth risksMedian valueRegression modelsInfluence associationsAssociated health impactsSimilar patternOutdoor PM2.5Telomere length and outcome of treatment for pulmonary tuberculosis in a gold mining community
Katoto PDMC, Kayembe-Kitenge T, Pollitt KJG, Martens DS, Ghosh M, Nachega JB, Nemery B, Nawrot TS. Telomere length and outcome of treatment for pulmonary tuberculosis in a gold mining community. Scientific Reports 2021, 11: 4031. PMID: 33597559, PMCID: PMC7889934, DOI: 10.1038/s41598-021-83281-2.Peer-Reviewed Original ResearchConceptsTreatment outcomesPTB patientsTelomere lengthActive pulmonary tuberculosis patientsMtDNA contentOutpatient TB clinicSuccessful TB treatmentProspective cohort studyPulmonary tuberculosis patientsTime of diagnosisOutcome of treatmentBlood mtDNA contentRural Democratic RepublicPeripheral blood leukocytesShorter telomere lengthLonger telomere lengthRelative telomere lengthHIV coinfectionTB clinicCohort studyPulmonary tuberculosisTB treatmentTuberculosis patientsPTB outcomesBlood leukocytesUse of Exposomic Methods Incorporating Sensors in Environmental Epidemiology
Doherty BT, Koelmel JP, Lin EZ, Romano ME, Godri Pollitt KJ. Use of Exposomic Methods Incorporating Sensors in Environmental Epidemiology. Current Environmental Health Reports 2021, 8: 34-41. PMID: 33569731, DOI: 10.1007/s40572-021-00306-8.Peer-Reviewed Original ResearchUse of Untargeted Metabolomics to Explore the Air Pollution-Related Disease Continuum
Jin L, Godri Pollitt KJ, Liew Z, Rosen Vollmar AK, Vasiliou V, Johnson CH, Zhang Y. Use of Untargeted Metabolomics to Explore the Air Pollution-Related Disease Continuum. Current Environmental Health Reports 2021, 8: 7-22. PMID: 33420964, DOI: 10.1007/s40572-020-00298-x.Peer-Reviewed Original ResearchConceptsAir pollutant exposureAdverse health effectsSpecific adverse health effectsOxidative stressHealth effectsPerturbation of metabolitesAir pollution exposureUntargeted metabolomicsPollutant exposureSteroid metabolic pathwaysPregnant womenInflammatory responseDisease continuumReviewThe purposeHealth outcomesLarger sample sizeMetabolic pathwaysDisease statusPollution exposureIdentified metabolitesMetabolic perturbationsMetabolic changesSummaryOur reviewAir pollution componentsMetabolomic analysis
2018
Metals and oxidative potential in urban particulate matter influence systemic inflammatory and neural biomarkers: A controlled exposure study
Liu L, Urch B, Szyszkowicz M, Evans G, Speck M, Van Huang A, Leingartner K, Shutt RH, Pelletier G, Gold DR, Brook JR, Godri Pollitt K, Silverman FS. Metals and oxidative potential in urban particulate matter influence systemic inflammatory and neural biomarkers: A controlled exposure study. Environment International 2018, 121: 1331-1340. PMID: 30420132, PMCID: PMC6396878, DOI: 10.1016/j.envint.2018.10.055.Peer-Reviewed Original ResearchConceptsUbiquitin C-terminal hydrolase L1Vascular endothelium growth factorBiomarker levelsPost exposureSystemic inflammationOxidative stressNeural biomarkersS100 calcium-binding protein BCalcium-binding protein BNeural functionHealthy non-smoking volunteersConcentrated ambient PMAssessment of biomarkersNon-smoking volunteersStress marker cortisolAmbient PMUrinary malondialdehydeUrinary biomarkersUrinary cortisolInterleukin-6Mixed regression modelsVanillylmandelic acidInflammationMean concentrationGrowth factorComparison of Airway Responses Induced in a Mouse Model by the Gas and Particulate Fractions of Gasoline Direct Injection Engine Exhaust
Maikawa CL, Zimmerman N, Ramos M, Shah M, Wallace JS, Pollitt KJG. Comparison of Airway Responses Induced in a Mouse Model by the Gas and Particulate Fractions of Gasoline Direct Injection Engine Exhaust. International Journal Of Environmental Research And Public Health 2018, 15: 429. PMID: 29494515, PMCID: PMC5876974, DOI: 10.3390/ijerph15030429.Peer-Reviewed Original ResearchConceptsAirway hyperresponsivenessAllergic asthma murine modelAsthma murine modelNon-allergic miceMethacholine responsivenessAirway responsesPulmonary responsePeripheral tissuesMurine modelMouse modelShort-term exposureAcute exposureGDI engine exhaustPolycyclic aromatic hydrocarbon metabolismUpregulation of genesHyperresponsivenessParticulate fractionHealth impactsAromatic hydrocarbon metabolismPrevalenceMiceExposureDiesel exhaustAnimalsResponse
2016
Fine Particulate Matter and Emergency Room Visits for Respiratory Illness. Effect Modification by Oxidative Potential
Weichenthal SA, Lavigne E, Evans GJ, Pollitt K, Burnett RT. Fine Particulate Matter and Emergency Room Visits for Respiratory Illness. Effect Modification by Oxidative Potential. American Journal Of Respiratory And Critical Care Medicine 2016, 194: 577-86. PMID: 26963193, DOI: 10.1164/rccm.201512-2434oc.Peer-Reviewed Original ResearchConceptsEmergency room visitsAcute respiratory morbidityRespiratory illnessRoom visitsImpact of PM2.5Respiratory morbidityChronic obstructive pulmonary diseaseAcute respiratory illnessObstructive pulmonary diseaseFine particulate air pollutionCases of asthmaConditional logistic regressionCase-crossover studyParticulate air pollutionRespiratory outcomesPulmonary diseaseEmergency roomEffect modificationRespiratory tractDaily air pollution dataInterquartile changeTime-varying covariatesOxidative burdenIllnessLogistic regressionTrace metal exposure is associated with increased exhaled nitric oxide in asthmatic children
Godri Pollitt KJ, Maikawa CL, Wheeler AJ, Weichenthal S, Dobbin NA, Liu L, Goldberg MS. Trace metal exposure is associated with increased exhaled nitric oxide in asthmatic children. Environmental Health 2016, 15: 94. PMID: 27586245, PMCID: PMC5009709, DOI: 10.1186/s12940-016-0173-5.Peer-Reviewed Original ResearchConceptsAsthmatic childrenIQR increaseNitric oxideEmergency room visitsExacerbation of symptomsPersonal daily exposureAcute health effectsResultsA positive associationElevated FeNOFeNO responseAirway inflammationRoom visitsMarker of trafficDaily exposureAsthma experienceConsecutive daysFeNOChildren's exposureHealth effectsPersonal samplesChildrenPositive associationExposureFine particulate matterAmbient PM2.5Murine precision-cut lung slices exhibit acute responses following exposure to gasoline direct injection engine emissions
Maikawa CL, Zimmerman N, Rais K, Shah M, Hawley B, Pant P, Jeong CH, Delgado-Saborit JM, Volckens J, Evans G, Wallace JS, Pollitt K. Murine precision-cut lung slices exhibit acute responses following exposure to gasoline direct injection engine emissions. The Science Of The Total Environment 2016, 568: 1102-1109. PMID: 27369091, DOI: 10.1016/j.scitotenv.2016.06.173.Peer-Reviewed Original ResearchConceptsLung slicesPulmonary responseBALB/c miceMurine precision-cut lung slicesOxidative stressPrecision-cut lung slicesOxidative stress markersOne-hour exposurePulmonary effectsC miceGDI engine exhaustAcute responseCYP1B1 expressionStress markersVivo modelPolycyclic aromatic hydrocarbon metabolismUpregulation of genesElectrostatic aerosolParticulate fractionAromatic hydrocarbon metabolismExposureUpregulated genesMRNA productionMetabolismAir-liquid interface
2015
Oxidative burden of fine particulate air pollution and risk of cause-specific mortality in the Canadian Census Health and Environment Cohort (CanCHEC)
Weichenthal S, Crouse DL, Pinault L, Godri-Pollitt K, Lavigne E, Evans G, van Donkelaar A, Martin RV, Burnett RT. Oxidative burden of fine particulate air pollution and risk of cause-specific mortality in the Canadian Census Health and Environment Cohort (CanCHEC). Environmental Research 2015, 146: 92-99. PMID: 26745732, DOI: 10.1016/j.envres.2015.12.013.Peer-Reviewed Original ResearchConceptsCause-specific mortalityFine particulate air pollutionOxidative burdenParticulate air pollutionHazard ratioLung cancer hazard ratiosLong-term mortality riskCox proportional hazards modelCanadian Census HealthCancer hazard ratioLung cancer mortalityRisk of mortalityProportional hazards modelRespiratory tract lining fluidCanadian Long Form CensusEnvironment CohortSynthetic respiratory tract lining fluidCancer mortalityLung cancerLining fluidMortality riskHazards modelIndividual-level covariatesInterquartile changeLong-form census