| Literature DB >> 9128855 |
A E Fleckenstein1, R R Metzger, J W Gibb, G R Hanson.
Abstract
Because high doses of methamphetamine promote free radical formation, and striatal dopamine transporters are rapidly inactivated by oxidative events, we determined the effect of a single high dose of methamphetamine on dopamine transporter activity in striatal synaptosomes. One hour after methamphetamine administration, dopamine uptake decreased by 48%. This dramatic decline was totally reversed by 24 h after treatment. These findings suggest that methamphetamine reversibly decreases dopamine transporter activity by oxidative mechanisms.Entities:
Mesh:
Substances:
Year: 1997 PMID: 9128855 DOI: 10.1016/s0014-2999(97)00148-9
Source DB: PubMed Journal: Eur J Pharmacol ISSN: 0014-2999 Impact factor: 4.432