2024
No effect of infant nursery rearing on laboratory rhesus monkey dams’ social behavior or long-term cortisol profiles
Dettmer A, Slonecker E, Clouse S, Ozturkoglu Y, Meyer J. No effect of infant nursery rearing on laboratory rhesus monkey dams’ social behavior or long-term cortisol profiles. Applied Animal Behaviour Science 2024, 280: 106428. DOI: 10.1016/j.applanim.2024.106428.Peer-Reviewed Original ResearchMother-peer-rearedSocial behaviorNursery rearingHair cortisol concentrationsLong-term longitudinal studiesNR infantsCortisol concentrationsMother-infant separationMonkey mothersEndocrine measuresCortisol profilesEnvironmental explorationInfant monkeysLongitudinal studySocial contactSocial groomingAbnormal behaviorSelf-careStudy periodHormonal responsesAdequate evidenceRearingNo effectLack of evidenceInfants
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 rearingNeurobiologyInfantsA descriptive analysis of gut microbiota composition in differentially reared infant rhesus monkeys (Macaca mulatta) across the first 6 months of life
Dettmer AM, Allen JM, Jaggers RM, Bailey MT. A descriptive analysis of gut microbiota composition in differentially reared infant rhesus monkeys (Macaca mulatta) across the first 6 months of life. American Journal Of Primatology 2019, 81: e22969. PMID: 30941799, PMCID: PMC6774917, DOI: 10.1002/ajp.22969.Peer-Reviewed Original ResearchConceptsGut microbiota compositionMonths of lifeInfant rhesus monkeysMicrobiota compositionRhesus monkeysEarly life experiencesPostnatal day 14Gut microbial colonizationDay of birthHost immune functionNR infantsFed formulaClinical significanceImmune functionRectal swabsDaily social contactsDay 180Gut microbiotaDay 14Subsequent healthInfantsGastrointestinal microbiomeGut microbiomeSocial contactNovel findings
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