Methamphetamine-induced striatal dopamine neurotoxicity and cyclooxygenase-2 protein expression in BALB/c mice

Taizo Kita, Keiji Shimada, Yasunori Mastunari, George C. Wagner, Kaoru Kubo, Toshikatsu Nakashima

Research output: Contribution to journalArticlepeer-review

44 Scopus citations

Abstract

The expression of cyclooxygenase-2 (COX-2) and striatal dopamine (DA) depletion in BALB/cAnNcrj (BALB/c) mice following a neurotoxic dose of methamphetamine (METH) was investigated. METH-treatment (4 mg/kgx4, 2 h intervals, s.c.) induced a significant hyperthermia and a persistent depletion of striatal DA levels 72 h after the treatment. COX-2, a marker of the cytotoxic effect of inflammation and oxidative stress and thiobarbituric acid (TBA) were significantly induced in the striatum 72 h after the METH-treatment, but not in the hippocampus. These results suggest that COX-2 may participate in METH-induced neurotoxicity in striatum. Copyright (C) 2000 Elsevier Science Ltd.

Original languageEnglish (US)
Pages (from-to)399-406
Number of pages8
JournalNeuropharmacology
Volume39
Issue number3
DOIs
StatePublished - Mar 2000

All Science Journal Classification (ASJC) codes

  • Pharmacology
  • Cellular and Molecular Neuroscience

Keywords

  • Cyclooxygenase-2
  • Dopamine depletion
  • Hyperthermia
  • Methamphetamine
  • Striatum

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