2023
Adequacy of stationary measurements as proxies for residential personal exposure to gaseous and particle air pollutants
González Serrano V, Lin E, Godri Pollitt K, Licina D. Adequacy of stationary measurements as proxies for residential personal exposure to gaseous and particle air pollutants. Environmental Research 2023, 231: 116197. PMID: 37224948, DOI: 10.1016/j.envres.2023.116197.Peer-Reviewed Original ResearchConceptsVolatile organic compoundsOrganic compoundsTotal volatile organic compoundsPassive samplersSingle COCompoundsCOPollutantsCarbon dioxideStationary samplesEnvironmental monitorsReal-time sensorsSVOCsParticlesHigh concentrationsPersonal exposure monitorsAirborne pollutantsInhalation exposure assessmentAir quality monitoringDioxideAir pollutantsParticle number concentrationConcentrationSamplerParticle pollutantsWearable Passive Samplers for Assessing Environmental Exposure to Organic Chemicals: Current Approaches and Future Directions
Okeme J, Koelmel J, Johnson E, Lin E, Gao D, Pollitt K. Wearable Passive Samplers for Assessing Environmental Exposure to Organic Chemicals: Current Approaches and Future Directions. Current Environmental Health Reports 2023, 10: 84-98. PMID: 36821032, DOI: 10.1007/s40572-023-00392-w.Peer-Reviewed Original ResearchConceptsPassive samplersOrganic chemicalsExposure assessmentHigh-throughput chemical analysisSemi-volatile organic chemicalsComplex mixturesChemical analysisEnvironmental health researchEnvironmental contaminantsPopulation scaleMonitoring approachActive air samplingQuantitative exposure assessmentEvaluation of exposureCompositional diversityAnalytical challengesHundreds of chemicalsPersonal exposurePopulation levelExposure estimatesSamplerActive samplersEnvironmental chemicalsContaminantsDynamic mixture
2022
Personal airborne chemical exposure and epigenetic ageing biomarkers in healthy Chinese elderly individuals: Evidence from mixture approaches
Shi W, Gao X, Cao Y, Chen Y, Cui Q, Deng F, Yang B, Lin E, Fang J, Li T, Tang S, Godri Pollitt K, Shi X. Personal airborne chemical exposure and epigenetic ageing biomarkers in healthy Chinese elderly individuals: Evidence from mixture approaches. Environment International 2022, 170: 107614. PMID: 36375280, DOI: 10.1016/j.envint.2022.107614.Peer-Reviewed Original ResearchConceptsEpigenetic ageing biomarkersPolycyclic aromatic hydrocarbonsOrganic chemical contaminantsVolatile organic compoundsElderly individualsChemical exposureAge-related adverse effectsBayesian kernel machine regression (BKMR) modelsOrganic compoundsAging biomarkersChinese elderly individualsOrganic chemicalsHealthy elderly peopleLinear mixed-effects regression modelsHealthy elderly individualsAirborne chemical exposuresQuantile sum (WQS) regressionPassive samplersNitroaromaticsMixed effects regression modelsEpigenetic biomarkersChemical contaminantsPersonal chemical exposureChlorinated hydrocarbonsChemical mixturesCharacterizing the external exposome using passive samplers—comparative assessment of chemical exposures using different wearable form factors
Lin EZ, Nichols A, Zhou Y, Koelmel JP, Godri Pollitt KJ. Characterizing the external exposome using passive samplers—comparative assessment of chemical exposures using different wearable form factors. Journal Of Exposure Science & Environmental Epidemiology 2022, 33: 558-565. PMID: 35840784, DOI: 10.1038/s41370-022-00456-3.Peer-Reviewed Original ResearchConceptsPassive air samplersGas chromatography-high resolution mass spectrometryPassive samplersHigh-resolution mass spectrometryResolution mass spectrometryAirborne organic contaminantsAirborne chemical contaminantsOrganic contaminantsChemical exposureMass spectrometryAir samplerChemical contaminantsPersonal chemical exposureAirborne contaminantsActive samplersPersonal exposureContaminantsType of exposureSampler positionsEpidemiological studiesAirborne exposureExternal exposomeHousehold productsChestEnvironmental exposuresAssessing 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 periodPlasticizerExposureDichlorodiphenyldichloroethaneDevelopment and Application of a Polydimethylsiloxane-Based Passive Air Sampler to Assess Personal Exposure to SARS-CoV‑2
Angel D, Gao D, DeLay K, Lin E, Eldred J, Arnold W, Santiago R, Redlich C, Martinello R, Sherman J, Peccia J, Pollitt K. Development and Application of a Polydimethylsiloxane-Based Passive Air Sampler to Assess Personal Exposure to SARS-CoV‑2. Environmental Science & Technology Letters 2022, 9: 153-159. PMID: 37566382, PMCID: PMC8768000, DOI: 10.1021/acs.estlett.1c00877.Peer-Reviewed Original ResearchSARS-CoV-2Personal exposureAirborne SARS-CoV-2 RNASARS-CoV-2 exposureHigh-risk transmission areasSARS-CoV-2 RNAInfection control protocolsHigh-risk settingsVirus-laden aerosolsRespiratory virusesViral exposurePassive samplersExposure assessment toolsCommunity transmissionRespiratory dropletsInfectious virusEarly detectionViral loadingTransmission areasViral concentrationElectrical powerCOVID-19RNA/VirusDrum experiments
2021
50 chemical exposures of concern discovered using wearable passive samplers and gas chromatography high-resolution mass spectrometry in South African children
Koelmel J, Lin E, Delay K, Williams A, Zhou Y, Bornman R, Obida M, Chevrier J, Godri Pollitt K. 50 chemical exposures of concern discovered using wearable passive samplers and gas chromatography high-resolution mass spectrometry in South African children. ISEE Conference Abstracts 2021, 2021 DOI: 10.1289/isee.2021.o-lt-106.Peer-Reviewed Original ResearchExploring personal chemical exposures in China with wearable air pollutant monitors: A repeated-measure study in healthy older adults in Jinan, China
Guo P, Lin EZ, Koelmel JP, Ding E, Gao Y, Deng F, Dong H, Liu Y, Cha Y, Fang J, Shi X, Tang S, Godri Pollitt KJ. Exploring personal chemical exposures in China with wearable air pollutant monitors: A repeated-measure study in healthy older adults in Jinan, China. Environment International 2021, 156: 106709. PMID: 34153889, DOI: 10.1016/j.envint.2021.106709.Peer-Reviewed Original ResearchConceptsVolatile organic compoundsPolycyclic aromatic hydrocarbonsAirborne chemical contaminantsPersonal exposure profilesPassive air samplersOrganic compoundsPassive samplersChemical classesChemical contaminantsChemical analysisPersonal chemical exposureCertain polycyclic aromatic hydrocarbonsChemical exposureAirborne compoundsAirborne contaminantsCompoundsAromatic hydrocarbonsContaminantsAir monitoring sitesComprehensive characterizationPhthalateNitroaromaticsRepeated-measures studyAir samplerNitrobenzeneHead, Shoulders, Knees, and Toes: Placement of Wearable Passive Samplers Alters Exposure Profiles Observed
Koelmel JP, Lin EZ, Nichols A, Guo P, Zhou Y, Pollitt K. Head, Shoulders, Knees, and Toes: Placement of Wearable Passive Samplers Alters Exposure Profiles Observed. Environmental Science And Technology 2021, 55: 3796-3806. PMID: 33625210, DOI: 10.1021/acs.est.0c05522.Peer-Reviewed Original ResearchConceptsSemivolatile organic compoundsOrganic compoundsGas chromatography-high resolution mass spectrometryPassive samplersHigh-resolution mass spectrometryVolatile organic compoundsPersonal exposure profilesChemicals of concernMass spectrometryChemicalsExposure dynamicsExposure profilesCompoundsMajor risk factorComprehensive characterizationPersonal exposureAirborne contaminantsContaminant exposureRisk factorsInhalation routeEpidemiological studiesChemical exposureSpectrometrySamplerParticipants' wrists
2020
Exploring the external exposome using wearable passive samplers - The China BAPE study
Koelmel JP, Lin EZ, Guo P, Zhou J, He J, Chen A, Gao Y, Deng F, Dong H, Liu Y, Cha Y, Fang J, Beecher C, Shi X, Tang S, Godri Pollitt KJ. Exploring the external exposome using wearable passive samplers - The China BAPE study. Environmental Pollution 2020, 270: 116228. PMID: 33360595, DOI: 10.1016/j.envpol.2020.116228.Peer-Reviewed Original ResearchConceptsPassive samplersPersonal care productsPersonal exposure profilesAirborne contaminant exposurePassive air samplersChemicals of concernToxicity of chemicalsPolyaromatic hydrocarbonsCare productsChina BAPE studyElevated toxicityPersonal exposureChemicalsSources of exposureParticulate phaseInhalation routeExternal exposomeGreater health risksCigarette smokeContaminant exposureAntimicrobial soapHealthy participantsRouteAir samplerEnvironmental exposures
2017
Biomonitoring-based exposure assessment of benzene, toluene, ethylbenzene and xylene among workers at petroleum distribution facilities
Heibati B, Pollitt K, Charati JY, Ducatman A, Shokrzadeh M, Karimi A, Mohammadyan M. Biomonitoring-based exposure assessment of benzene, toluene, ethylbenzene and xylene among workers at petroleum distribution facilities. Ecotoxicology And Environmental Safety 2017, 149: 19-25. PMID: 29145162, DOI: 10.1016/j.ecoenv.2017.10.070.Peer-Reviewed Original ResearchConceptsGas chromatography-mass spectrometrySolid-phase microextractionChromatography-mass spectrometryVolatile organic compoundsOrganic compoundsPpb tolueneMass spectrometryPassive samplersPersonal passive samplersConcentrations of BTEXPpb benzeneBenzeneBTEX compoundsTolueneUrinary BTEX levelsOil distribution companyPersonal exposureXylenePersonal air exposuresBTEXCompoundsEthylbenzeneOccupational health concernAir exposureRapid method