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
2020
Evidence for Better Lives Study: a comparative birth-cohort study on child exposure to violence and other adversities in eight low- and middle-income countries - foundational research (study protocol)
Valdebenito S, Murray A, Hughes C, Băban A, Fernando A, Madrid B, Ward C, Osafo J, Dunne M, Sikander S, Walker S, Van Thang V, Tomlinson M, Fearon P, Shenderovich Y, Marlow M, Chathurika D, Taut D, Eisner M. Evidence for Better Lives Study: a comparative birth-cohort study on child exposure to violence and other adversities in eight low- and middle-income countries - foundational research (study protocol). BMJ Open 2020, 10: e034986. PMID: 33039982, PMCID: PMC7552842, DOI: 10.1136/bmjopen-2019-034986.Peer-Reviewed Original ResearchConceptsBiological stress markersPregnant womenStress markersDry blood spot samplesPrenatal intimate partner violenceBirth cohort studyPredictors of exposureBlood spot samplesAdverse childhood experiencesHigh-quality longitudinal dataLast trimesterLater healthEpidemiological estimatesEthical approvalHealth servicesEffective interventionsRecruiting sitesPhysical healthChildren's exposureSubstance useParticipant recruitmentPrenatal stageIntimate partner violenceSpot samplesLongitudinal study
2013
Oxytocin and Epstein‐Barr virus: Stress biomarkers in the postpartum period among first‐time mothers from São Paulo, Brazil
Rudzik A, Breakey A, Bribiescas R. Oxytocin and Epstein‐Barr virus: Stress biomarkers in the postpartum period among first‐time mothers from São Paulo, Brazil. American Journal Of Human Biology 2013, 26: 43-50. PMID: 24265252, DOI: 10.1002/ajhb.22489.Peer-Reviewed Original ResearchConceptsFirst-time mothersUnplanned pregnancyEBV AbOT levelsSelf-reported stress levelsEpstein-Barr virus (EBV) antibody levelsVirus antibody levelsEpstein-Barr virusBreast milk samplesBlood spot samplesAntibody levelsWeeks postpartumPostpartum periodPregnancyEffective biomarkersSatisfaction scoresNew mothersStress biomarkersPSS scoresOxytocinSpot samplesBiomarkersMothersPositive associationStressful experiences
1998
Biological and behavioral factors influence group differences in prolactin levels among breastfeeding Nepali women
Stallings J, Worthman C, Panter-Brick C. Biological and behavioral factors influence group differences in prolactin levels among breastfeeding Nepali women. American Journal Of Human Biology 1998, 10: 191-210. PMID: 28561449, DOI: 10.1002/(sici)1520-6300(1998)10:2<191::aid-ajhb5>3.0.co;2-o.Peer-Reviewed Original ResearchAverage prolactin levelsProlactin levelsYear postpartumMaternal ageInfant ageDuration of supplementationCross-sectional studyPrevious birth intervalBlood spot samplesMenstrual statusBreastfeeding mothersMonths postpartumRate of declineProlactin determinationPhysical statusPostpartum amenorrheaHigher energy expenditureNursing practiceBirth intervalPostpartumFertility regulationEnergy expenditureLatter groupNursing boutsSpot samples
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