2023
Evaluating infusion methods and simplified quantification of synaptic density in vivo with [11C]UCB-J and [18F]SynVesT-1 PET
Asch R, Naganawa M, Nabulsi N, Huan Y, Esterlis I, Carson R. Evaluating infusion methods and simplified quantification of synaptic density in vivo with [11C]UCB-J and [18F]SynVesT-1 PET. Cerebrovascular And Brain Metabolism Reviews 2023, 43: 2120-2129. PMID: 37669455, PMCID: PMC10925870, DOI: 10.1177/0271678x231200423.Peer-Reviewed Original Research
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 groups
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
Omega-3 fatty acid deficiency impairs frontostriatal recruitment following repeated amphetamine treatment in rats: A 7 Tesla in vivo phMRI study
McNamara R, Schurdak J, Asch R, Lindquist D. Omega-3 fatty acid deficiency impairs frontostriatal recruitment following repeated amphetamine treatment in rats: A 7 Tesla in vivo phMRI study. Nutritional Neuroscience 2017, 22: 587-595. PMID: 29286866, PMCID: PMC6251752, DOI: 10.1080/1028415x.2017.1419550.Peer-Reviewed Original ResearchConceptsDEF ratsFO ratsAMPH challengeAmphetamine treatmentDocosahexaenoic acidBOLD activationDHA levelsBilateral caudate putamenBrain DHA levelsErythrocyte DHA levelsNeuroplastic brain changesPharmacological magnetic resonanceBlood oxygen level-dependent (BOLD) responseAlpha-linolenic acidAttention deficit hyperactivity disorderLevel-dependent responsesGreater locomotor activityDeficit hyperactivity disorderDEF animalsBrain activation patternsPhMRI studiesAMPH injectionFatty acidsAMPH exposureBasal forebrainEffects of dietary-induced alterations in rat brain docosahexaenoic acid accrual on phospholipid metabolism and mitochondrial bioenergetics: An in vivo 31P MRS study
Lindquist D, Asch R, Schurdak J, McNamara R. Effects of dietary-induced alterations in rat brain docosahexaenoic acid accrual on phospholipid metabolism and mitochondrial bioenergetics: An in vivo 31P MRS study. Journal Of Psychiatric Research 2017, 95: 143-146. PMID: 28846858, PMCID: PMC5653412, DOI: 10.1016/j.jpsychires.2017.08.014.Peer-Reviewed Original ResearchConceptsMembrane phospholipid metabolismBrain DHA levelsDietary-induced alterationsDocosahexaenoic acidPhospholipid metabolismRat brainDHA levelsBrain docosahexaenoic acidMagnetic resonance spectroscopy studyAdult rat brainPeri-adolescent periodMitochondrial bioenergeticsDifferent psychiatric disordersAlpha-linolenic acidP MRS dataP-MRSDef dietFatty acidsSignificant group differencesMale ratsPhosphocreatine levelsAdult ratsPsychiatric disordersMRS studiesFO dietRole 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