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I-Hsun Li

6 papers in the library · 40 citations · publishing 2014-2023

Papers

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Therapeutic effects of methimazole on 3,4-methylenedioxymethamphetamine-induced hyperthermia and serotonergic neurotoxicity.

Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie August 1, 2023 I-Hsun Li, Tsung-Ta Liu, Ying-Chen Chen et al.

3,4-methylenedioxymethamphetamine (MDMA) is a popular recreational drug, however over 200 studies demonstrate that acute (e.g. hyperthermia, rhabdomyolysis) and chronic (e.g. neurotoxicity) toxicity effects of MDMA were observed in different animals. Methimazole (MMI), an inhibitor of thyroid hormone synthesis, was found to significantly reduce the HSP72 expression of heat stress induced in...

Lysosomal Dysfunction and Autophagy Blockade Contribute to MDMA-Induced Neurotoxicity in SH-SY5Y Neuroblastoma Cells.

Chemical Research in Toxicology April 20, 2020 I-Hsun Li, Jui-Hu Shih, Ting-Yin Yeh et al.

Methylenedioxymethamphetamine (MDMA) is a psychostimulant with high abuse potential and severe neurotoxicity. According to our previous study, MDMA promotes autophagosome accumulation and contributes to cell death in cultured cortical and serotonergic neurons. However, the detailed mechanism underlying autophagy dysfunction remains unclear. Lysosomes play an important role in autophagic...

Autophagy inhibition plays a protective role against 3, 4‐methylenedioxymethamphetamine (MDMA)‐induced loss of serotonin transporters and depressive‐like behaviors in rats

Pharmacological Research February 28, 2019 Jui-Hu Shih, Chuang-Hsin Chiu, Kuo-Hsing Ma et al.

Graphical abstract Figure. No Caption available. Abstract The 3,4‐methylenedioxymethamphetamine (MDMA) is a popular recreational drug, which ultimately leads to serotonergic (5‐HT) neurotoxicity and psychiatric disorders. Previous in vitro studies have consistently demonstrated that MDMA provokes autophagic activation, as well as damage of 5‐HT axons and nerve fibers. So far, whether autophagy,...

Involvement of autophagy upregulation in 3,4-methylenedioxymethamphetamine ('ecstasy')-induced serotonergic neurotoxicity.

Neurotoxicology January 2016 I-Hsun Li, Kuo-Hsing Ma, Tzu-Jen Kao et al.

It has been suggested that autophagy plays pathogenetic roles in cerebral ischemia, brain trauma, and neurodegenerative disorders. 3,4-Methylenedioxymethamphetamine (MDMA or ecstasy) is an illicit drug that causes long-term serotonergic neurotoxicity in the brain. Apoptosis and necrosis have been implicated in MDMA-induced neurotoxicity, but the role of autophagy in MDMA-elicited serotonergic...

Evaluation of brain SERT occupancy by resveratrol against MDMA-induced neurobiological and behavioral changes in rats: A 4-[¹⁸F]-ADAM/small-animal PET study.

European Neuropsychopharmacology January 2016 Jui-Hu Shih, Kuo-Hsing Ma, Chien-Fu F Chen et al.

The misuse of 3,4-methylenedioxymethamphetamine (MDMA) has drawn a growing concern worldwide for its psychophysiological impacts on humans. MDMA abusers are often accompanied by long-term serotonergic neurotoxicity, which is associated with reduced density of cerebral serotonin transporters (SERT) and depressive disorders. Resveratrol (RSV) is a natural polyphenolic phytoalexin that has been...

Autophagy activation is involved in 3,4-methylenedioxymethamphetamine ('ecstasy')--induced neurotoxicity in cultured cortical neurons.

PLoS One December 31, 2014 I-Hsun Li, Kuo-Hsing Ma, Shao-Ju Weng et al. 40 citations

Autophagic (type II) cell death, characterized by the massive accumulation of autophagic vacuoles in the cytoplasm of cells, has been suggested to play pathogenetic roles in cerebral ischemia, brain trauma, and neurodegenerative disorders. 3,4-Methylenedioxymethamphetamine (MDMA or ecstasy) is an illicit drug causing long-term neurotoxicity in the brain. Apoptotic (type I) and necrotic (type...

DOI: 10.1371/journal.pone.0116565 (opens in new tab) Full text (opens in new tab) Neurons Cells, cultured Animals Rats, sprague-dawley +7