Featured Publications
Differential Cognitive Performance in Females and Males with Regular Cannabis Use
Martin A, D’Souza D, Newman SD, Hetrick WP, O’Donnell B. Differential Cognitive Performance in Females and Males with Regular Cannabis Use. Journal Of The International Neuropsychological Society 2021, 27: 570-580. PMID: 34261548, PMCID: PMC8830784, DOI: 10.1017/s1355617721000606.Peer-Reviewed Original ResearchMeSH KeywordsCannabisCognitionCognition DisordersHumansMemory, Short-TermNeuropsychological TestsVerbal LearningConceptsRegular cannabis useCannabis useCognitive measuresPsychomotor speedBiological sexHopkins Verbal Learning TestDifferential cognitive performanceNon-using peersVerbal Learning TestMeasures of intelligenceWechsler Abbreviated ScaleDigit symbol testGreatest group differencesVerbal learningDigit spanLearning TestCognitive performanceAbbreviated ScaleNeurocognitive deficitsCognitive deficitsSymbol testCannabis exposurePsychomotor performanceGroup differencesCognition
2017
Tetrahydrocannabinol (THC) impairs encoding but not retrieval of verbal information
Ranganathan M, Radhakrishnan R, Addy PH, Schnakenberg-Martin AM, Williams AH, Carbuto M, Elander J, Pittman B, Sewell R, Skosnik PD, D'Souza DC. Tetrahydrocannabinol (THC) impairs encoding but not retrieval of verbal information. Progress In Neuro-Psychopharmacology And Biological Psychiatry 2017, 79: 176-183. PMID: 28642081, DOI: 10.1016/j.pnpbp.2017.06.019.Peer-Reviewed Original ResearchConceptsRey Auditory Verbal Learning TestVerbal informationInfluence of tetrahydrocannabinolVerbal Learning TestMemory-impairing effectsTotal immediate recallNon-verbal informationImpairs memory consolidationAdministration of tetrahydrocannabinolAcute memory impairmentPrincipal psychoactive constituentVerbal memoryImmediate recallIntravenous tetrahydrocannabinolLearning TestMemory consolidationComponent processesNeural synchronyMemory impairmentInformation processingUse of cannabisCannabis intoxicationRecallPsychoactive constituentEncodingThe positive link between executive function and lifetime cannabis use in schizophrenia is not explained by current levels of superior social cognition
Helle S, Løberg EM, Gjestad R, Martin A, Lysaker PH. The positive link between executive function and lifetime cannabis use in schizophrenia is not explained by current levels of superior social cognition. Psychiatry Research 2017, 250: 92-98. PMID: 28152399, DOI: 10.1016/j.psychres.2017.01.047.Peer-Reviewed Original ResearchConceptsSocial cognitionTheory of mindExecutive functionCannabis useBell-Lysaker Emotion Recognition TestEmotion Recognition TestExecutive Functioning ScaleBetter executive functionRegular cannabis useStructural equation modelingHinting testIllicit substancesNeurocognitive vulnerabilityRecognition testNeurocognitive performanceNeurocognitive deficitsCognitionEquation modelingFlexibility componentsAlcohol useFunctioning ScaleLifetime cannabisIndirect effectsPositive linkSchizophrenia