نتایج جستجو برای: ecstasy mdma

تعداد نتایج: 2964  

Journal: :Medical science monitor : international medical journal of experimental and clinical research 2001
K K Zakzanis D A Young

BACKGROUND Methylenedioxymethamphetamine (MDMA, or 'Ecstasy') is a growingly popular recreational drug of abuse that is known to damage brain serotonergic neurons in animals and possibly humans. Few functional consequences of MDMA-induced serotonin neurotoxicity have been identified, either in animals or humans. This study sought to determine whether individuals with a history of MDMA use showe...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2009
Una D McCann Michael J Wilson Francis P Sgambati George A Ricaurte

Methylenedioxymethamphetamine (MDMA; "Ecstasy") is a popular recreational drug and brain serotonin (5-HT) neurotoxin. Neuroimaging data indicate that some human MDMA users develop persistent deficits in brain 5-HT neuronal markers. Although the consequences of MDMA-induced 5-HT neurotoxicity are not fully understood, abstinent MDMA users have been found to have subtle cognitive deficits and alt...

Journal: :Neuropsychobiology 2000
U D McCann V Eligulashvili G A Ricaurte

(+/-)3,4-Methylenedioxymethamphetamine (MDMA, 'Ecstasy') is a brain serotonergic neurotoxin in experimental animals, including nonhuman primates. It is also an increasingly popular recreational drug of abuse, and doses of MDMA that are used recreationally overlap with those that produce serotonin (5-HT) neurotoxicity in animals. Studies in human MDMA users probing for evidence of brain serotone...

Journal: :Substance use & misuse 2005
Kira B Levy Kevin E O'Grady Eric D Wish Amelia M Arria

This study examined ecstasy use in 30 college students who participated in one of four 60-minute focus groups with other participants who also had a history of ecstasy use. Ten topics emerged in the sessions: 1) pill ingredients, 2) mechanism of MDMA effects, 3) reasons for initiating ecstasy use, 4) risky behaviors and ecstasy use, 5) sexual activity and ecstasy, 6) positive effects from ecsta...

Journal: :British Journal of Clinical Pharmacology 2000

Journal: :Journal of forensic sciences 2000
Lewis Reed Service Langford

This work outlines the unequivocal identification of the "ecstasy" analog, 2-chloro-4,5-methylenedioxymethylamphetamine, using combined gas chromatography/mass spectroscopy (GC/MS) and proton magnetic resonance spectroscopy (1H-NMR). This compound was identified along with 3,4-methylenedioxymethylamphetamine (MDMA) in an illicit tablet seizure, which included 26 off-white tablets.

Journal: :Journal of psychopharmacology 2000
M E Liechti F X Vollenweider

MDMA (3,4-methylenedioxymethamphetamine) or 'Ecstasy' is a widely used recreational drug that produces a state of heightened mood but also cardiovascular and vegetative side-effects. In animals, MDMA releases serotonin and, to a lesser extent, dopamine and norepinephrine. The release of serotonin can be blocked by serotonin uptake inhibitors such as citalopram. It is unknown to what extent this...

Journal: :Current pharmaceutical biotechnology 2010
Christophe P Stove Els A De Letter Michel H A Piette Willy E Lambert

The party drug 3,4-methylenedioxymethamphetamine -better known as MDMA or ecstasy- has numerous effects on the human body, characterized by a rush of energy, euphoria and empathy. However, also a multitude of toxic/neurotoxic effects have been ascribed to MDMA, based upon case reports and studies in animals. Given the intrinsic difficulties associated with controlled studies in human beings, mo...

Journal: :The Chinese journal of physiology 2008
Jing-Jer Ke Ming-Che Ho Chianfang G Cherng Yen-Ping N Tsai Chia-Wen Tsai Lung Yu

Currently, joint use of ketamine and 3,4-methylenedioxymethamphetamine (MDMA, Ecstasy) represents a specific combination of polydrug abuse. Long-lasting and even aggravated central neuronal toxicity associated with mixing ketamine and MDMA use is of special concern. This study was undertaken to examine the modulating effects of ketamine treatment on later MDMA-induced dopamine and serotonin neu...

Journal: :Biological psychiatry 2001
L Reneman C B Majoie B Schmand W van den Brink G J den Heeten

BACKGROUND 3,4-methylenedioxymethamphetamine (MDMA or "Ecstasy") is known to damage brain serotonin neurons in animals and possibly humans. Because serotonergic damage may adversely affect memory, we compared verbal memory function between MDMA users and MDMA-naïve control subjects and evaluated the relationship between verbal memory function and neuronal dysfunction in the MDMA users. METHOD...

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