2019
Impacts of early social experience on cognitive development in infant rhesus macaques
Murphy AM, Dettmer AM. Impacts of early social experience on cognitive development in infant rhesus macaques. Developmental Psychobiology 2019, 62: 895-908. PMID: 31531855, DOI: 10.1002/dev.21916.Peer-Reviewed Original ResearchConceptsCognitive developmentEarly social experienceNR infantsInfant rhesus macaquesSocial experienceNeonatal neurobehavioral assessmentEarly life experiencesCognitive flexibilityCognitive tasksReward associationsAffective reactivityCognitive differencesChild developmentLife experiencesImpulsivityNeurobehavioral assessmentTaskMonths of ageRhesus macaquesExperienceScant literatureTemperamentEarly rearingNeurobiologyInfants
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
2008
Surrogate mobility and orientation affect the early neurobehavioral development of infant rhesus macaques (Macaca mulatta)
Dettmer AM, Ruggiero AM, Novak MA, Meyer JS, Suomi SJ. Surrogate mobility and orientation affect the early neurobehavioral development of infant rhesus macaques (Macaca mulatta). Developmental Psychobiology 2008, 50: 418-422. PMID: 19810188, PMCID: PMC2762640, DOI: 10.1002/dev.20296.Peer-Reviewed Original ResearchConceptsRS infantsInfant rhesus macaquesInfant monkeysRhesus macaquesEarly neurobehavioral developmentMonths of ageEarly developmental outcomesGross motor skillsNursery-reared monkeysNeonatal assessmentNeurobehavioral developmentInanimate surrogate mothersInfantsMotor activityDay 30Motor developmentHome cageHigh levelsMothersMotor skillsBiological mothersDevelopmental outcomesMonkeysTest sessionsExploratory behavior