2024
Prenatal exposure to per- and polyfluoroalkyl substances (PFAS) and their influence on inflammatory biomarkers in pregnancy: Findings from the LIFECODES cohort
Siwakoti R, Harris S, Ferguson K, Hao W, Cantonwine D, Mukherjee B, McElrath T, Meeker J. Prenatal exposure to per- and polyfluoroalkyl substances (PFAS) and their influence on inflammatory biomarkers in pregnancy: Findings from the LIFECODES cohort. Environment International 2024, 194: 109145. PMID: 39550829, DOI: 10.1016/j.envint.2024.109145.Peer-Reviewed Original ResearchC-reactive proteinNested case-control study of preterm birthCase-control study of preterm birthInflammatory biomarkersIL-10TNF-aInterquartile range increaseNested case-control studyStudy of preterm birthPre-pregnancy BMIQuantile-based g-computation approachIL-6Prenatal PFAS exposureInflammatory processPregnancy plasma samplesMeasurement of inflammatory biomarkersBirth outcomesLinear mixed modelsInverse associationRange increaseMaternal raceMaternal demographicsTNF-a levelsAdverse pregnancyAfrican Americans
2017
Urinary BPA and Phthalate Metabolite Concentrations and Plasma Vitamin D Levels in Pregnant Women: A Repeated Measures Analysis
Johns L, Ferguson K, Cantonwine D, McElrath T, Mukherjee B, Meeker J. Urinary BPA and Phthalate Metabolite Concentrations and Plasma Vitamin D Levels in Pregnant Women: A Repeated Measures Analysis. Environmental Health Perspectives 2017, 125: 087026. PMID: 28934718, PMCID: PMC5783673, DOI: 10.1289/ehp1178.Peer-Reviewed Original ResearchConceptsCohort of pregnant womenMono-3-carboxypropyl phthalateVitamin D levelsPregnant womenD levelsNested case-control study of preterm birthMeasures of urinary phthalate metabolitesProspective cohort of pregnant womenOdds of vitamin D deficiencyCase-control study of preterm birthDi(2-ethylhexyl) phthalate metabolitesInverse associationStudy of preterm birthInterquartile rangePlasma vitamin D levelsCirculating total 25(OH)DNested case-control studyMetabolites of di(2-ethylhexyl) phthalateVitamin D deficiencyDi(2-ethylhexyl) phthalatePhthalate metabolite concentrationsUrinary phthalate metabolitesUrinary bisphenol AProspective birth cohortPreterm birthLongitudinal Profiles of Thyroid Hormone Parameters in Pregnancy and Associations with Preterm Birth
Johns L, Ferguson K, McElrath T, Mukherjee B, Seely E, Meeker J. Longitudinal Profiles of Thyroid Hormone Parameters in Pregnancy and Associations with Preterm Birth. PLOS ONE 2017, 12: e0169542. PMID: 28060899, PMCID: PMC5217954, DOI: 10.1371/journal.pone.0169542.Peer-Reviewed Original ResearchConceptsRisk of preterm birthPreterm birthNested case-control study of preterm birthThyroid hormonesSubclinical alterationsPregnant womenCase-control study of preterm birthThyroid diseaseOdds of preterm birthOngoing birth cohort studyNested case-control studyStudy of preterm birthAssociated with preterm birthBirth cohort studyTime pointsMultivariate logistic regression modelOverall preterm birthSpontaneous preterm birthWeeks of gestationClinical thyroid diseaseOvert thyroid diseaseThyroid hormone parametersMaternal thyroid hormone concentrationsMaternal thyroid hormonesLogistic regression models
2016
Mediation of the Relationship between Maternal Phthalate Exposure and Preterm Birth by Oxidative Stress with Repeated Measurements across Pregnancy
Ferguson K, Chen Y, VanderWeele T, McElrath T, Meeker J, Mukherjee B. Mediation of the Relationship between Maternal Phthalate Exposure and Preterm Birth by Oxidative Stress with Repeated Measurements across Pregnancy. Environmental Health Perspectives 2016, 125: 488-494. PMID: 27352406, PMCID: PMC5332184, DOI: 10.1289/ehp282.Peer-Reviewed Original ResearchConceptsExposure-mediator interactionPreterm birthMaternal phthalate exposureNested case-control study of preterm birthCase-control study of preterm birthNested case-control studyPhthalate exposureStudy of preterm birthPhthalate metabolitesOxidative stressSpontaneous preterm birthLongitudinal measurementsMetabolites of di(2-ethylhexyl) phthalateOdds ratioRepeated measuresDi(2-ethylhexyl) phthalateMediation analysisRegression modelsOxidative stress biomarkersEstimated proportionPretermPregnancyInteraction termsBirthAssociationAssociations between Repeated Measures of Maternal Urinary Phthalate Metabolites and Thyroid Hormone Parameters during Pregnancy
Johns L, Ferguson K, McElrath T, Mukherjee B, Meeker J. Associations between Repeated Measures of Maternal Urinary Phthalate Metabolites and Thyroid Hormone Parameters during Pregnancy. Environmental Health Perspectives 2016, 124: 1808-1815. PMID: 27152641, PMCID: PMC5089879, DOI: 10.1289/ehp170.Peer-Reviewed Original ResearchConceptsUrinary phthalate metabolitesMaternal urinary phthalate metabolitesThyroid hormone parametersThyroid hormone levelsPregnant womenPhthalate metabolitesStudy visitsHormonal parametersNested case-control study of preterm birthMeasures of urinary phthalate metabolitesHormone levelsCase-control study of preterm birthStudy of preterm birthThyroid hormonesEnvironmental phthalate exposureNested case-control studyNormal thyroid functionLevels of thyroid hormonesThyroid function markersTime pointsCirculating levels of thyroid hormonesTotal thyroid hormonesPreterm birthFetal growthPlasma thyroid hormone levels
2014
Urinary Phthalate Metabolites and Biomarkers of Oxidative Stress in Pregnant Women: A Repeated Measures Analysis
Ferguson K, McElrath T, Chen Y, Mukherjee B, Meeker J. Urinary Phthalate Metabolites and Biomarkers of Oxidative Stress in Pregnant Women: A Repeated Measures Analysis. Environmental Health Perspectives 2014, 123: 210-216. PMID: 25402001, PMCID: PMC4348741, DOI: 10.1289/ehp.1307996.Peer-Reviewed Original ResearchConceptsUrinary phthalate metabolitesPhthalate metabolitesMono-n-butyl phthalateBiomarkers of oxidative stressBirth outcomesNested case-control study of preterm birthCase-control study of preterm birthPhthalate exposureStudy of preterm birthStudy of birth outcomesOxidative stressPopulation of pregnant womenNested case-control studyStudy population of pregnant womenAdverse birth outcomesUrine samplesMarkers of oxidative stressRepeated measures analysisHealth end pointsAssociated with significantly higher concentrationsDi(2-ethylhexyl) phthalatePreterm birthPregnant womenMono-n-butylLinear mixed models