2015
Δ9-THC Disrupts Gamma (γ)-Band Neural Oscillations in Humans
Cortes-Briones J, Skosnik PD, Mathalon D, Cahill J, Pittman B, Williams A, Sewell RA, Ranganathan M, Roach B, Ford J, D'Souza DC. Δ9-THC Disrupts Gamma (γ)-Band Neural Oscillations in Humans. Neuropsychopharmacology 2015, 40: 2124-2134. PMID: 25709097, PMCID: PMC4613601, DOI: 10.1038/npp.2015.53.Peer-Reviewed Original ResearchConceptsAuditory steady-state responseΔ9-THCHz stimulationIntertrial coherenceDose-related effectsNeural oscillationsNegative Syndrome ScalePsychophysiological alterationsAcute effectsPsychotic disordersAnimal studiesSyndrome ScalePANSS subscalesRecent usersBehavioral effectsTotal scoreEvoked powerCannabinoidsCounterbalanced designTrend levelΓ oscillationsTest dayBand oscillationsHz conditionStimulation
2014
Effects of Δ9-tetrahydrocannabinol in individuals with a familial vulnerability to alcoholism
Ranganathan M, Sewell RA, Carbuto M, Elander J, Schnakenberg A, Radhakrishnan R, Pittman B, D’Souza D. Effects of Δ9-tetrahydrocannabinol in individuals with a familial vulnerability to alcoholism. Psychopharmacology 2014, 231: 2385-2393. PMID: 24424782, DOI: 10.1007/s00213-013-3402-4.Peer-Reviewed Original ResearchConceptsPerceptual alterationsRewarding effectsSubjective effectsAlcohol-related behaviorsΔ9-THCExecutive functionEffects of alcoholSpatial memoryMemory impairmentCounterbalanced orderAlcohol problemsFamilial vulnerabilityCannabinoid receptor functionΔ9-tetrahydrocannabinolCannabinoid Δ9-tetrahydrocannabinolFirst human studyDouble-blind conditionsCB1R functionOutcome measuresIndividualsMemoryMeasuresAlcoholismSecondary outcome measuresHuman studies
2012
Dose-Related Modulation of Event-Related Potentials to Novel and Target Stimuli by Intravenous Δ9-THC in Humans
D'Souza DC, Fridberg DJ, Skosnik PD, Williams A, Roach B, Singh N, Carbuto M, Elander J, Schnakenberg A, Pittman B, Sewell RA, Ranganathan M, Mathalon D. Dose-Related Modulation of Event-Related Potentials to Novel and Target Stimuli by Intravenous Δ9-THC in Humans. Neuropsychopharmacology 2012, 37: 1632-1646. PMID: 22334121, PMCID: PMC3358754, DOI: 10.1038/npp.2012.8.Peer-Reviewed Original ResearchConceptsRecent cannabis usersPerceptual alterationsERP componentsCannabis usersEvent-related potential taskSensory ERP componentsCannabis Use StatusModulation of eventsΔ9-THCProperties of cannabisContext updatingNeural correlatesP3b amplitudeTarget stimuliPsychophysiological indicesCortical processesP300b amplitudesProcessing speedCognitive deficitsPsychophysiological dataInformation processingAutomatic orientationCounterbalanced designSubjective effectsPotential tasks
2008
Preliminary evidence of cannabinoid effects on brain-derived neurotrophic factor (BDNF) levels in humans
D’Souza D, Pittman B, Perry E, Simen A. Preliminary evidence of cannabinoid effects on brain-derived neurotrophic factor (BDNF) levels in humans. Psychopharmacology 2008, 202: 569. PMID: 18807247, PMCID: PMC2791800, DOI: 10.1007/s00213-008-1333-2.Peer-Reviewed Original ResearchConceptsBrain-derived neurotrophic factorBDNF levelsBrain-derived neurotrophic factor levelsNeurotrophic factor levelsSerum BDNF levelsΔ9-THCEffects of cannabinoidsΔ9-THC administrationSpatial memory impairmentBasal BDNF levelsResultsΔ9-THCPlacebo administrationPrincipal active componentNeurotrophic factorControl subjectsPsychotomimetic effectsHealthy controlsCannabinoid effectsIntravenous administrationAltered neurodevelopmentPreclinical studiesHigh riskConsequence of exposureChronic exposureMemory impairment
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