نتایج جستجو برای: Methylenedioxymethamphetamine (MDMA)

تعداد نتایج: 2054  

Journal: :Australian Journal of Chemistry 2023

Homochiral (R)- and (S)-3,4-methylenedioxymethamphetamine (MDMA) were prepared in six steps (each) from the chiral pool precursors d- l-alanine, respectively. The key step, copper-catalysed regioselective ring-opening of an N-tosylaziridine with aryl Grignard reagent, proceeded high yield complete regioselectivity. Elaboration was achieved preservation configurational integrity, affording R- S-...

Journal: :Acta Crystallographica Section C Crystal Structure Communications 1998

Journal: :ChemElectroChem 2021

This article describes the development of an electrochemical screening strategy for 3,4-methylenedioxymethamphetamine (MDMA), regular psychoactive compound in ecstasy (XTC) pills. We have investigated specific profile MDMA and its electro-oxidation mechanisms at disposable graphite screen-printed electrodes. proved that formation a radical cation subsequent reactions are indeed responsible elec...

Akram Nezhadi, Amir Roointan, Bagher Pourheydar, Fataneh Dabaghian, Mehdi Mehdizadeh, Sara Soleimani Asl,

Introduction: Exposure to 3-4, methylenedioxymethamphetamine (MDMA) leads to cell death. Herein, we studied the protective effects of ginger on MDMA- induced apoptosis. Methods: 15 Sprague dawley male rats were administrated with 0, 10 mg/kg MDMA, or MDMA along with 100mg/kg ginger, IP for 7 days. Brains were removed to study the caspase 3, 8, and 9 expressions in the hippocampus by RT-PCR. Dat...

Introduction: The administration of 3,4-methylenedioxymethamphetamine (MDMA) or ecstasy causes memory impairment, whereas neurogenesis improves memory and learning. Hence, this study evaluated the effects of MDMA on neurogenesis in the hippocampus of male rats. Methods: Adult male Wistar rats received intraperitoneal (IP) injections of MDMA (10 mg/kg). We assessed nestin, sex-determining regio...

Journal: :Mucosa 2023

3,4-methylenedioxymethamphetamine (MDMA), known as ecstasy, is a hallucinogen and stimulant illicit drug. Besides the systemic effects of this drug are well documented, it can also present with range oral side such ulcerations, to our knowledge, there only few cases involving mucosal ulcerations related MDMA abuse in literature. We encountered 38-year-old man widespread multiple attributed abus...

Journal: :Journal of clinical psychopharmacology 1991
U D McCann G A Ricaurte

Two persons are described who demonstrated prolonged neuropsychiatric syndromes after the ingestion of large doses of (+-)-3,4-methylenedioxymethamphetamine (MDMA), a recreationally used amphetamine analog. These cases suggest that MDMA, known to be neurotoxic to serotonin neurons in several experimental animals, may also produce untoward effects in humans. In addition, they provide evidence th...

Journal: :Neurology 2006
Konstantine K Zakzanis Zachariah Campbell

The authors further investigated the functional consequences of continued neurotoxicity of (+/-)3,4-methylenedioxymethamphetamine (MDMA) use. Fifteen participants who were previously given a brief neuropsychological battery were tested for a third time 2 years after baseline. At 2 years, seven participants were still using MDMA, whereas eight participants had become abstinent from MDMA since 1-...

Journal: :FEBS letters 2004
Rabi Simantov Weiping Peng

In several countries, 3,4-methylenedioxymethamphetamine (MDMA) is currently the most abundant psychoactive recreational drug. MDMA induces numerous neuropsychiatric behaviors, serotonergic neuron degeneration, programmed death of cultured cells, hyperthermia and occasional fatality. Using gene expression analysis in MDMA-treated mice, we identified changes in gamma-amino butyric acid (GABA) tra...

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