2021
Drug-associated cues and drug dosage contribute to increased opioid seeking after abstinence
Zanda M, Floris G, Daws S. Drug-associated cues and drug dosage contribute to increased opioid seeking after abstinence. Scientific Reports 2021, 11: 14825. PMID: 34290298, PMCID: PMC8295307, DOI: 10.1038/s41598-021-94214-4.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCravingCuesDisease Models, AnimalDose-Response Relationship, DrugDrug-Seeking BehaviorHeroinMaleOpioid-Related DisordersRatsRats, Sprague-DawleyRecurrenceSelf AdministrationSubstance Withdrawal SyndromeConceptsDrug cuesDrug seekingIncubation of heroin cravingIncubation of opioid cravingDrug self-administration paradigmLow dose of heroinDrug-associated cuesSelf-administration paradigmDoses of heroinDays of abstinenceDrug-taking patternsDrug intake historyHeroin seekingRate of relapseHeroin cravingAbstinence phaseSelf-administrationOpioid cravingOpioid use disorderPromote relapseAbstinence lengthOpioid seekingUse disorderCompletion of rehabilitation programsIntake history
2018
The novel psychoactive substance methoxetamine induces persistent behavioral abnormalities and neurotoxicity in rats
Costa G, Serra M, Pintori N, Casu M, Zanda M, Murtas D, De Luca M, Simola N, Fattore L. The novel psychoactive substance methoxetamine induces persistent behavioral abnormalities and neurotoxicity in rats. Neuropharmacology 2018, 144: 219-232. PMID: 30366005, DOI: 10.1016/j.neuropharm.2018.10.031.Peer-Reviewed Original ResearchConceptsEffects of methoxetamineElevated plus mazePersistent behavioral abnormalitiesBehavioral effectsPlus mazeLocomotor activityBehavioral abnormalitiesDensity of dopamine transportersLocomotor activity of ratsImpaired non-spatial memoryNovel object recognition testEmission of ultrasonic vocalizationsMedial prefrontal cortexMarble burying testVentral tegmental areaPersistent behavioral effectsNon-spatial memoryNovel object recognitionObject recognition testActivity of ratsNeurotoxic effectsSubstantia nigra pars compactaSerotonergic damageNucleus accumbensBurying test