2023
Are hair cortisol levels dependent on hair growth rate? A pilot study in rhesus macaques
Dettmer A, Novak M, Meyer J. Are hair cortisol levels dependent on hair growth rate? A pilot study in rhesus macaques. General And Comparative Endocrinology 2023, 340: 114308. PMID: 37244411, PMCID: PMC10330586, DOI: 10.1016/j.ygcen.2023.114308.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsFemaleGlucocorticoidsHairHumansHydrocortisoneHypothalamo-Hypophyseal SystemMacaca mulattaMalePilot ProjectsPituitary-Adrenal SystemConceptsHair cortisol concentrationsHair growth rateHair growthMacaque monkeysCortisol accumulationPilot studyAccumulation of cortisolHPA axis regulationLower hair cortisol concentrationsHigher hair cortisol concentrationsGlucocorticoid-mediated inhibitionPresent pilot studyRhesus macaque monkeysAdult female macaquesHair cortisol levelsAge-related differencesAxis regulationHair samplesInfants 3Rodent studiesCortisol levelsCortisol concentrationsAge groupsCortisol studiesNonhuman primate species
2016
Associations between early life experience, chronic HPA axis activity, and adult social rank in rhesus monkeys
Dettmer AM, Wooddell LJ, Rosenberg KL, Kaburu SS, Novak MA, Meyer JS, Suomi SJ. Associations between early life experience, chronic HPA axis activity, and adult social rank in rhesus monkeys. Social Neuroscience 2016, 12: 92-101. PMID: 27063359, PMCID: PMC6528805, DOI: 10.1080/17470919.2016.1176952.Peer-Reviewed Original ResearchConceptsChronic HPA axis activityHair cortisol concentrationsHPA axis activityHealth outcomesEarly life experiencesAxis activityAxis regulationRhesus monkeysNeuroendocrine stress regulationSocioeconomic statusHPA axis regulationAdrenal axis regulationAdverse health outcomesFemale rhesus monkeysEarly life adversityRisk factorsAdult social statusNR monkeysCortisol concentrationsLife adversityMonkeysOutcomesEarly experienceMonthsLife experiences
2014
Population density-dependent hair cortisol concentrations in rhesus monkeys (Macaca mulatta)
Dettmer AM, Novak MA, Meyer JS, Suomi SJ. Population density-dependent hair cortisol concentrations in rhesus monkeys (Macaca mulatta). Psychoneuroendocrinology 2014, 42: 59-67. PMID: 24636502, PMCID: PMC3959662, DOI: 10.1016/j.psyneuen.2014.01.002.Peer-Reviewed Original ResearchConceptsHair cortisol concentrationsHD monkeysAxis activityCortisol concentrationsChronic HPA axis activityChronic stressRhesus monkeysHigher hair cortisolAdrenal axis activityHPA axis activityFight woundsGlucocorticoid exposureGlucocorticoids resultsAcute measuresHealth disparitiesHair cortisolNonhuman primate speciesElevated levelsAge categoriesMonkeysHuman epidemiologyPopulation levelExposureReliable indicatorHumans
2011
Physiological and behavioral adaptation to relocation stress in differentially reared rhesus monkeys: Hair cortisol as a biomarker for anxiety-related responses
Dettmer AM, Novak MA, Suomi SJ, Meyer JS. Physiological and behavioral adaptation to relocation stress in differentially reared rhesus monkeys: Hair cortisol as a biomarker for anxiety-related responses. Psychoneuroendocrinology 2011, 37: 191-199. PMID: 21715101, PMCID: PMC3196800, DOI: 10.1016/j.psyneuen.2011.06.003.Peer-Reviewed Original ResearchConceptsMonths of ageHair cortisolCortisol levelsAnxiety scoresMonth 6Anxious behaviorInfant monkeysMonths of lifeYears of ageElevated hair cortisolEarly life adversityElevated cortisol levelsAnxiety-related responsesRhesus monkey infantsHigher cortisol levelsHair cortisol concentrationsRapid physiological adaptationsMPR groupStress-related health problemsMonth 8PR groupSPR groupMajor life stressorsDay 14Cortisol concentrations
2009
Hair cortisol predicts object permanence performance in infant rhesus macaques (Macaca mulatta)
Dettmer AM, Novak MF, Novak MA, Meyer JS, Suomi SJ. Hair cortisol predicts object permanence performance in infant rhesus macaques (Macaca mulatta). Developmental Psychobiology 2009, 51: 706-713. PMID: 19771550, PMCID: PMC2797997, DOI: 10.1002/dev.20405.Peer-Reviewed Original ResearchConceptsCognitive performanceNR infantsObject permanence taskEarly cognitive performanceObject permanence performanceHair cortisolAdrenal axis functioningHair cortisol valuesEmotional responsesInfant macaque monkeysInfant rhesus macaquesScreen tasksTest sessionsAxis functioningHair cortisol concentrationsCortisol measuresInfant rhesus monkeysHigher hair cortisolTaskMacaque monkeysNR monkeysAcute measuresReliable predictorMeasuresLevels of glucocorticoids