2022
The metabotropic glutamate receptor 5 as a biomarker for psychiatric disorders
Asch R, Hillmer A, Baldassarri S, Esterlis I. The metabotropic glutamate receptor 5 as a biomarker for psychiatric disorders. International Review Of Neurobiology 2022, 168: 265-310. PMID: 36868631, DOI: 10.1016/bs.irn.2022.10.007.Peer-Reviewed Original ResearchConceptsPsychiatric disordersMetabotropic glutamate receptor 5Positron emission tomography studyGlutamate receptor 5Utility of PETEmission tomography studiesPromising therapeutic targetStress-related disordersNumerous psychiatric disordersTreatment trialsGlutamate neurotransmissionGlutamate systemMGlu5 expressionSubtype 5Treatment responseMood disordersRole of mGlu5Receptor 5Therapeutic targetPsychiatric conditionsMGlu5Tomography studySubstance useTrauma disordersDisordersDifferences in Quantification of the Metabotropic Glutamate Receptor 5 Across Bipolar Disorder and Major Depressive Disorder
Holmes S, Asch R, Davis M, DellaGioia N, Pashankar N, Gallezot J, Nabulsi N, Matuskey D, Sanacora G, Carson R, Blumberg H, Esterlis I. Differences in Quantification of the Metabotropic Glutamate Receptor 5 Across Bipolar Disorder and Major Depressive Disorder. Biological Psychiatry 2022, 93: 1099-1107. PMID: 36764853, PMCID: PMC10164841, DOI: 10.1016/j.biopsych.2022.10.018.Peer-Reviewed Original ResearchConceptsMajor depressive disorderMetabotropic glutamate receptor 5Glutamate receptor 5MGluR5 availabilityBipolar disorderPositron emission tomographyHC groupDepressive disorderReceptor 5Emission tomographyHealthy control individualsPossible treatment targetsGlutamate transmissionBD depressionTreatment strategiesBD groupMGluR5Depressive symptomsNovel treatmentsCognitive alterationsTreatment targetsSynaptic plasticityControl individualsAccurate diagnosisSignificant negative correlation
2021
Lower synaptic density is associated with psychiatric and cognitive alterations in obesity
Asch RH, Holmes SE, Jastreboff AM, Potenza MN, Baldassarri SR, Carson RE, Pietrzak RH, Esterlis I. Lower synaptic density is associated with psychiatric and cognitive alterations in obesity. Neuropsychopharmacology 2021, 47: 543-552. PMID: 34294874, PMCID: PMC8674236, DOI: 10.1038/s41386-021-01111-5.Peer-Reviewed Original ResearchConceptsStress-related psychiatric disordersBody mass indexLower synaptic densitySynaptic densityPsychiatric disordersPsychiatric diagnosisOverweight/obesityNormal-weight individualsNormal-weight participantsSerious medical conditionPositron emission tomographyStress-related psychopathologyDorsolateral prefrontal cortexOverweight/Mass indexWeight participantsWeight individualsHealthy controlsTension/anxietyAssociated symptomatologyMedical conditionsIntervention development effortsObesityCognitive alterationsPsychiatric groupsPolygenic risk for traumatic loss-related PTSD in US military veterans: Protective effect of secure attachment style
Asch RH, Esterlis I, Wendt FR, Kachadourian L, Southwick SM, Gelernter J, Polimanti R, Pietrzak RH. Polygenic risk for traumatic loss-related PTSD in US military veterans: Protective effect of secure attachment style. The World Journal Of Biological Psychiatry 2021, 22: 792-799. PMID: 33821766, PMCID: PMC8925016, DOI: 10.1080/15622975.2021.1907721.Peer-Reviewed Original ResearchConceptsAttachment styleSecure attachment styleRe-experiencing symptomsPolygenic riskAttachment securityPsychological treatmentTraumatic eventsPositive screenPTSDStyle interactionPolygenic risk scoresUS military veteransMilitary veteransNeuroplasticity processesGenetic liabilityStyleSignificant predictorsVeteransUS veteransAssociationPredictorsScreenScoresSeverityRelationshipThe hidden burden of social anxiety disorder in U.S. military veterans: Results from the National Health and Resilience in Veterans Study
Byrne SP, Fogle BM, Asch R, Esterlis I, Harpaz-Rotem I, Tsai J, Pietrzak RH. The hidden burden of social anxiety disorder in U.S. military veterans: Results from the National Health and Resilience in Veterans Study. Journal Of Affective Disorders 2021, 291: 9-14. PMID: 34022553, DOI: 10.1016/j.jad.2021.04.088.Peer-Reviewed Original ResearchConceptsU.S. military veteransPsychiatric comorbidityPsychiatric disordersSuicidal ideationU.S. veteransAnxiety disordersComorbid psychiatric disordersMilitary veteransLifetime major depressionImportance of screeningPrevalent mental disordersSocial anxiety disorderMental health functioningCurrent suicidal ideationMeasures of functioningPosttraumatic stress disorderLifetime social anxiety disorderIncremental burdenMultivariable analysisPsychiatric morbidityNational HealthRepresentative sampleMajor depressionFunctional impairmentPsychiatric historyPsychological Resilience to the Challenges of Physical Aging in Older U.S. Veterans: Results From the 2019-2020 National Health and Resilience in Veterans Study
Asch RH, Kachadourian L, Southwick SM, Esterlis I, Pietrzak RH. Psychological Resilience to the Challenges of Physical Aging in Older U.S. Veterans: Results From the 2019-2020 National Health and Resilience in Veterans Study. American Journal Of Geriatric Psychiatry 2021, 29: 1280-1285. PMID: 34053836, PMCID: PMC8553809, DOI: 10.1016/j.jagp.2021.04.013.Peer-Reviewed Original ResearchConceptsPsychological resilienceOlder U.S. veteransVeterans StudySecure attachment stylePhysical health difficultiesU.S. veteransU.S. military veteransRelative importance analysisAttachment securityAttachment styleHealth difficultiesNovel analytic approachMilitary veteransIntervention strategiesMindfulnessStrongest correlateGreater resilienceMultiple regressionResilienceVeteransOlder veteransAnalytic approachRepresentative sampleDifficulty indexScoresRisk and resilience factors associated with traumatic loss-related PTSD in U.S. military veterans: Results from the National Health and Resilience in Veterans Study
Asch RH, Esterlis I, Southwick SM, Pietrzak RH. Risk and resilience factors associated with traumatic loss-related PTSD in U.S. military veterans: Results from the National Health and Resilience in Veterans Study. Psychiatry Research 2021, 298: 113775. PMID: 33578060, DOI: 10.1016/j.psychres.2021.113775.Peer-Reviewed Original ResearchConceptsPosttraumatic stress disorderU.S. military veteransAttachment styleResilience factorsMilitary veteransPTSD symptom severitySomatic symptomsTraumatic eventsStress disorderPsychosocial correlatesPositive screenVeterans StudyNational HealthSudden deathSymptom severityTherapeutic targetU.S. veteransStrongest correlate
2020
Predicting Post-Concussion Symptom Recovery in Adolescents Using a Novel Artificial Intelligence
Fleck D, Ernest N, Asch R, Adler C, Cohen K, Yuan W, Kunkel B, Krikorian R, Wade S, Babcock L. Predicting Post-Concussion Symptom Recovery in Adolescents Using a Novel Artificial Intelligence. Journal Of Neurotrauma 2020, 38: 830-836. PMID: 33115345, PMCID: PMC7987358, DOI: 10.1089/neu.2020.7018.Peer-Reviewed Original Research
2017
Role of polyunsaturated fatty acids in human brain structure and function across the lifespan: An update on neuroimaging findings
McNamara R, Asch R, Lindquist D, Krikorian R. Role of polyunsaturated fatty acids in human brain structure and function across the lifespan: An update on neuroimaging findings. Prostaglandins Leukotrienes And Essential Fatty Acids 2017, 136: 23-34. PMID: 28529008, PMCID: PMC5680156, DOI: 10.1016/j.plefa.2017.05.001.Peer-Reviewed Original ResearchConceptsPUFA intakeBrain structuresNeuropathological brain changesHealthy human subjectsHuman subjectsHuman brain structureRole of PUFAsPUFA biostatusHabitual dietFatty acidsIntervention trialsBlood levelsNeuroprotective processesBrain changesPsychiatric disordersResponse mediatorsBeneficial effectsCortical structuresStudies implicatingBiostatusIntakeAdditional researchPUFAWeight of evidenceImaging techniques