2024
Microglia: The Drunken Gardeners of Early Adversity
Ahmed S, Polis B, Kaffman A. Microglia: The Drunken Gardeners of Early Adversity. Biomolecules 2024, 14: 964. PMID: 39199352, PMCID: PMC11353196, DOI: 10.3390/biom14080964.Peer-Reviewed Original ResearchEarly life adversityAbnormal immune responseImpact of early life adversityHistory of early life adversityRodent studiesImmune responseNegative childhood experiencesConditions in adulthoodLevels of inflammatory cytokinesLong-term alterationsRefractory responses to treatmentAbnormal brain developmentMicroglial functionResponse to treatmentTraumatic brain injuryResident immune cellsStress reactivityEarly adversityLife adversitySubstance useChildhood experiencesMicroglial inflammatory responseImmune cellsIn adulthoodPeriod of development
2023
Early adversity changes the economic conditions of mouse structural brain network organization
Carozza S, Holmes J, Vértes P, Bullmore E, Arefin T, Pugliese A, Zhang J, Kaffman A, Akarca D, Astle D. Early adversity changes the economic conditions of mouse structural brain network organization. Developmental Psychobiology 2023, 65: e22405. PMID: 37607894, PMCID: PMC10505050, DOI: 10.1002/dev.22405.Peer-Reviewed Original ResearchConceptsEarly adversityStructural brain network organizationPostnatal stressBrain network organizationMental health outcomesEarly life adversityCognitive abilitiesNeural processesLife adversityConnectome organizationAdversityStructural connectomeConnectomeNetwork organizationGenerative processMouse connectomeHealth outcomesLong-distance connectionsOrganizationEffective responseAdaptive mechanismsAbilityStressWiring cost
2022
Early life stress impairs synaptic pruning in the developing hippocampus
Dayananda KK, Ahmed S, Wang D, Polis B, Islam R, Kaffman A. Early life stress impairs synaptic pruning in the developing hippocampus. Brain Behavior And Immunity 2022, 107: 16-31. PMID: 36174883, PMCID: PMC10497209, DOI: 10.1016/j.bbi.2022.09.014.Peer-Reviewed Original ResearchConceptsSynaptic pruningMicroglial ramificationHippocampal functionAbnormal hippocampal functionCA1 pyramidal neuronsExpression of TREM2Increased spine densityRamification of microgliaEarly life adversityNormal hippocampal functionSynaptic engulfmentClinical outcomesPyramidal neuronsSpine densityFemale miceHippocampal stimulationSevere formHippocampal developmentPhagocytic activitySevere impairmentEx vivoLife adversityThird weekEarly adversityMice
2010
Early-life stress, corticotropin-releasing factor, and serotonin transporter gene: A pilot study
Coplan JD, Abdallah CG, Kaufman J, Gelernter J, Smith EL, Perera TD, Dwork AJ, Kaffman A, Gorman JM, Rosenblum LA, Owens MJ, Nemeroff CB. Early-life stress, corticotropin-releasing factor, and serotonin transporter gene: A pilot study. Psychoneuroendocrinology 2010, 36: 289-293. PMID: 20692103, PMCID: PMC3017732, DOI: 10.1016/j.psyneuen.2010.07.011.Peer-Reviewed Original ResearchConceptsEarly life stressCSF CRF concentrationsCRF concentrationsCerebrospinal fluid corticotropin-releasing factor concentrationsCorticotropin-releasing factor concentrationsPilot studyNonhuman primate modelCorticotropin-releasing factorYears of ageEarly life adversitySerotonin transporter gene polymorphismPersistent elevationTransporter gene polymorphismPrimate modelMajor depressionCSF samplesDepressive symptomsGene polymorphismsAllele groupFactor concentrationsLFD conditionsMale bonnet macaquesChildhood abuseSubsequent developmentBonnet macaques