2022
Race, Ethnic, and Sex Differences in Prevalence of and Trends in Hallucinogen Consumption Among Lifetime Users in the United States Between 2015 and 2019
Davis A, Arterberry B, Xin Y, Agin-Liebes G, Schwarting C, Williams M. Race, Ethnic, and Sex Differences in Prevalence of and Trends in Hallucinogen Consumption Among Lifetime Users in the United States Between 2015 and 2019. Frontiers In Epidemiology 2022, 2: 876706. PMID: 38455323, PMCID: PMC10910982, DOI: 10.3389/fepid.2022.876706.Peer-Reviewed Original ResearchOdds of past-yearLifetime usersHallucinogen useHighest prevalencePast-monthNative American malesNational Survey on Drug Use and HealthDrug Use and HealthHigher lifetime prevalencePast-yearLifetime MDMA usePacific Islander malesSex differencesDMT useAsian femalesLifetime useLow prevalenceAmerican malesMDMA usePublic health initiativesHispanic malesLifetime psilocybin usePrevalenceHallucinogensMultiracial people
2014
Brain serotonin synthesis in MDMA (ecstasy) polydrug users: an alpha‐[11C]methyl‐l‐tryptophan study
Booij L, Soucy J, Young S, Regoli M, Gravel P, Diksic M, Leyton M, Pihl R, Benkelfat C. Brain serotonin synthesis in MDMA (ecstasy) polydrug users: an alpha‐[11C]methyl‐l‐tryptophan study. Journal Of Neurochemistry 2014, 131: 634-644. PMID: 25041501, DOI: 10.1111/jnc.12826.Peer-Reviewed Original ResearchConceptsMDMA polydrug usersMDMA usePolydrug usersLong-term neurotoxic effectsBrain serotonin synthesisSerotonin synthesis capacityDistal brain regionsNeurotoxicity of MDMAPositron emission tomographySynthesis capacityTracer alphaSerotonin synthesisNeurotoxic effectsPre-frontal regionsTemporal areaBrain regionsEmission tomographyCompensatory mechanismsTryptophan studiesParietal regionsMethylenedioxymethamphetamine (MDMA) useLonger durationBrainstemMDMA users
2003
Preliminary evidence of hippocampal dysfunction in adolescent MDMA (“ecstasy”) users: possible relationship to neurotoxic effects
Jacobsen LK, Mencl WE, Pugh KR, Skudlarski P, Krystal JH. Preliminary evidence of hippocampal dysfunction in adolescent MDMA (“ecstasy”) users: possible relationship to neurotoxic effects. Psychopharmacology 2003, 173: 383-390. PMID: 14647960, DOI: 10.1007/s00213-003-1679-4.Peer-Reviewed Original ResearchConceptsFunctional magnetic resonance imagingMDMA usersCognitive deficitsMDMA useBrain functionDivided attentionMemory taskMemory loadResultsMDMA usersLeft hippocampusHippocampal dysfunctionSubstance useCognitive impairmentAdolescencePreliminary evidenceReaction timeDevelopmental impactPilot sampleDeficitsMDMAMagnetic resonance imagingIQAttentionMemoryHippocampus
1992
Chronic 3,4-Methylenedioxymethamphetamine (MDMA) Use: Effects on Mood and Neuropsychological Function?
Krystal J, Price L, Opsahl C, Ricaurte G, Heninger G. Chronic 3,4-Methylenedioxymethamphetamine (MDMA) Use: Effects on Mood and Neuropsychological Function? The American Journal Of Drug And Alcohol Abuse 1992, 18: 331-341. PMID: 1357957, DOI: 10.3109/00952999209026070.Peer-Reviewed Original ResearchConceptsNeuropsychological functionMDMA useChronic MDMA useWechsler Memory ScaleLeast mild impairmentMemory ScaleNeuropsychological batteryTime of testingMood effectsCognitive functionMemory deficitsMethylenedioxymethamphetamine (MDMA) useDepressed moodMood regulationPreliminary evidenceDeficitsMild impairmentClinical criteriaClinical examinationPreliminary findingsSelective serotoninMoodModerate impairmentAffective disordersPossible detrimental effects
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