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MDMA research published in 2011

Page 4 of 7: studies 61 to 80 of 125, newest first. Back to the MDMA overview

Studies

Serotonin toxicity involving MDMA (ecstasy) and moclobemide

Forensic Science International May 20, 2011 Jennifer L. Pilgrim, Dimitri Gerostamoulos, Noel Woodford et al. 44 citations

The use of MDMA (ecstasy) in Australia is a widespread and growing problem, promoting acute toxicity and disease which can lead to premature death in users. We report four cases of fatal serotonin toxicity caused by the combination of MDMA and moclobemide, a reversible MAO-A inhibitor with potent serotonergic activity. Despite the highly reported toxicity of this drug combination, there are...

A Historical Review of MDMA

The Open Forensic Science Journal May 12, 2011 Steven B. Karch 31 citations

In less than 50 years the number of MDMA (3,4-Methylenedioxymethamphetamine or Ecstasy) users in the United States has gone from zero to nearly three million.For all of its popularity, very little is known about MDMA's probable mechanism of action, or the mechanisms by which it causes death and disability.Even less is known about this drug's checkered past, including dangerous plans by various...

Blockade of 5-HT2 Receptor Selectively Prevents MDMA-Induced Verbal Memory Impairment

Neuropsychopharmacology May 11, 2011 Janelle H. P. van Wel, Kim P. C. Kuypers, Eef L. Theunissen et al. 52 citations

3,4-Methylenedioxymethamphetamine (MDMA) or 'ecstasy' has been associated with memory deficits during abstinence and intoxication. The human neuropharmacology of MDMA-induced memory impairment is unknown. This study investigated the role of 5-HT(2A) and 5-HT(1A) receptors in MDMA-induced memory impairment. Ketanserin is a 5-HT(2A) receptor blocker and pindolol a 5-HT(1A) receptor blocker. It...

Characterization of 3,4-Methylenedioxymethamphetamine (MDMA) EnantiomersIn Vitroand in the MPTP-Lesioned Primate:R-MDMA Reduces Severity of Dyskinesia, WhereasS-MDMA Extends Duration of ON-Time

Journal of Neuroscience May 11, 2011 Philippe Huot, Tom H. Johnston, Katie D. Lewis et al. 83 citations

l -3,4-Dihydroxyphenylalanine ( l -DOPA) is the most effective treatment for Parkinson's disease, but long-term l -DOPA administration is marred by the emergence of motor complications, namely, dyskinesia and a shortening of antiparkinsonian benefit (wearing-OFF). 3,4-Methylenedioxymethamphetamine (MDMA) is unique in that it exerts antidyskinetic effects and may enhance antiparkinsonian actions...

From Bench to Bedside: Understanding the Science behind the Pharmacologic Management of MDMA- and other Sympathomimetic-Mediated Hyperthermia

Journal of Pharmacy Technology May 1, 2011 Matthew L. Banks, Jon E. Sprague

Objective: To evaluate the scientific rationale and efficacy of pharmacologic and nonpharmacologic treatments for sympathomimetic-induced hyperthermia and related sequelae. Data Sources: Literature was accessed through MEDLINE (1940-September 2010) using the terms MDMA [3,4-methylenedioxymethamphetamine], methamphetamine, toxicity, and hyperthermia. In addition, reference citations from...

Human Ecstasy use is associated with increased cortical excitability: an fMRI study.

Neuropsychopharmacology May 2011 Amy L Bauernfeind, Mary S Dietrich, Jennifer U Blackford et al.

The serotonergic neurotoxin, 3,4-methylenedioxymethamphetamine (MDMA/Ecstasy), is a highly popular recreational drug. Human recreational MDMA users have neurocognitive and neuropsychiatric impairments, and human neuroimaging data are consistent with animal reports of serotonin neurotoxicity. However, functional neuroimaging studies have not found consistent effects of MDMA on brain...

Deaths Involving MDMA and the Concomitant Use of Pharmaceutical Drugs

Journal of Analytical Toxicology May 1, 2011 Jennifer L. Pilgrim, Dimitri Gerostamoulos, Olaf H Drummer 36 citations

The increasing use of 3,4-methylenedioxymethamphetamine (MDMA, "ecstasy") and tendency of users to combine MDMA with pharmaceutical agents (especially serotonergic medication) warrants a thorough understanding of MDMA's toxicity profile and potential for drug interactions. This study examined the involvement of MDMA and concurrently administered pharmaceutical drugs in cases reported to the...

Behavioral sensitization and cross-sensitization between methylphenidate amphetamine, and 3-4, methylenedioxymethamphetamine (MDMA) in female SD rats

European Journal of Pharmacology April 28, 2011 Pamela B. Yang, Kristal D. Atkins, Nachum Dafny 42 citations

The psychostimulants amphetamine and methylphenidate (MPD / Ritalin) are the drugs most often used to treat attention deficit hyperactivity disorder (ADHD). In addition, students of all ages take these drugs to improve academic performance but also abuse them for pleasurable enhancement. In addition, other psychostimulants such 3,4 methylenedioxymethamphetamine (MDMA / ecstasy) are used /...

Pro‐oxidant effects of Ecstasy and its metabolites in mouse brain synaptosomes

British Journal of Pharmacology April 21, 2011 Daniel José Barbosa, João Paulo Capela, Jorge M.A. Oliveira et al. 60 citations

BACKGROUND AND PURPOSE: 3,4-Methylenedioxymethamphetamine (MDMA or 'Ecstasy') is a worldwide major drug of abuse known to elicit neurotoxic effects. The mechanisms underlying the neurotoxic effects of MDMA are not clear at present, but the metabolism of dopamine and 5-HT by monoamine oxidase (MAO), as well as the hepatic biotransformation of MDMA into pro-oxidant reactive metabolites is thought...

New "party pill" components in New Zealand: the synthesis and analysis of some β-ketone analogues of 3,4-methylenedioxymethamphetamine (MDMA) including βk-DMBDB (β-ketone-N,N-dimethyl-1-(1,3-benzodioxol-5-yl)-2-butanamine).

Forensic Science International April 8, 2011

New "party pill" components in New Zealand: the synthesis and analysis of some β-ketone analogues of 3,4-methylenedioxymethamphetamine (MDMA) including βk-DMBDB (β-ketone-N,N-dimethyl-1-(1,3-benzodioxol-5-yl)-2-butanamine).

Sending a message: Ecstasy, equasy and the media politics of drug classification

Health Risk & Society April 8, 2011 Jeremy W. Collins 4 citations

In February 2009, the UK government's Advisory Council on the Misuse of Drugs (ACMD) published a review of MDMA (ecstasy) which recommended a reclassification from the highest class A to the ‘intermediate category’ class B, on the basis of a review of recent scientific research. This became a matter of news attention alongside a recent journal article by Professor David Nutt, the chairman of...

Behavioral effects of MDMA (‘ecstasy’) on adult zebrafish

Behavioural Pharmacology April 8, 2011 Adam Stewart, Russell Riehl, Keith Wong et al. 66 citations

3,4-methylenedioxymethamphetamine (MDMA, 'ecstasy') is a potent psychedelic drug inducing euphoria and hypersociability in humans, as well as hyperactivity and anxiety in rodents. Adult zebrafish (Danio rerio) have become a widely used species in neurobehavioral research. Here, we explore the effects of a wide range (0.25-120 mg/l) of acute MDMA doses on zebrafish behavior in the novel tank...

Abuse Liability Profile of Three Substituted Tryptamines

Journal of Pharmacology and Experimental Therapeutics April 8, 2011 Michael B. Gatch, Michael J. Forster, Aaron Janowsky et al. 42 citations

The abuse liability profile of three synthetic hallucinogens, N,N-diisopropyltryptamine (DIPT), 5-N,N-diethyl-5-methoxytryptamine (5-MeO-DET), and 5-methoxy-α-methyltryptamine (5-MeO-AMT), was tested in rats trained to discriminate hallucinogenic and psychostimulant compounds, including cocaine, methamphetamine, 3,4-methylenedioxymethylamphetamine (MDMA), lysergic acid diethylamide (LSD),...

Are ecstasy users biased toward endorsing somatic mental health symptoms? Results from a general community sample.

Psychopharmacology April 2011 Amanda M George, Tim D Windsor, Bryan Rodgers

Whether the reported poorer mental health of ecstasy users is due to a bias in endorsement of somatic symptoms has been postulated, but rarely examined. The purpose of this study is to investigate whether levels of ecstasy use were associated with differential probabilities of endorsing somatic mental health symptoms. Current ecstasy users aged 24-30 years (n = 316) were identified from a...

Neuropharmacology of 3,4‐methylenedioxymethamphetamine (MDMA, “ecstasy”) and its stereoisomers: a combined positron emission tomography and functional magnetic resonance imaging study in rhesus monkeys

The FASEB Journal April 1, 2011 Kevin S. Murnane, Leonard L. Howell

3,4-methylenedioxymethamphetamine (MDMA) is a substituted amphetamine derivative that is widely abused as the street drug “ecstasy”. Despite its high abuse liability, the neuropharmacology of MDMA remains poorly understood. In the present study, functional magnetic resonance imaging (fMRI) was used in fully conscious rhesus monkeys to characterize the neuroactivational effects of MDMA and its...

Update on Ecstasy

Journal of Psychosocial Nursing and Mental Health Services April 1, 2011 Susanne A. Fogger 2 citations

After years of declining use in the United States, youth consumption of ecstasy has increased significantly. Although ecstasy (3, 4-methylenedioxymethamphetamine) is known to be a drug with detrimental effects, users view the drug as a safe and attractive social lubricant. To update and clarify misperceptions, this article reviews current evidence regarding ecstasy's side effects and risks and...

The intriguing effects of ecstasy (MDMA) on cognitive function in mice subjected to a minimal traumatic brain injury (mTBI).

Psychopharmacology April 1, 2011 Shahaf Edut, Vardit Rubovitch, Shaul Schreiber et al. 36 citations

The use of ecstasy (MDMA) among young adults has dramatically increased over the years. Since MDMA may impair the users' driving ability, the risk of being involved in a motor vehicle accident (MVA) is notably increased. Minimal traumatic brain injury (mTBI) a common consequence of MVAs-produces short- and long-term physical, cognitive, and emotional impairments. To investigate the effects of...