Abstract
1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP) is a neurotoxin which produces permanent parkinsonism in human and nonhuman primates. Treatment of squirrel monkeys with pargyline, a monoamine oxidase (MAO) inhibitor, prevents both clinical and neuropathological evidence of the neurotoxic effects of MPTP. Pargyline also inhibits conversion of MPTP to 1-methyl-4-phenylpyridinium ion (MPP + ), a metabolic step that occurs rapidly after administration of MPTP in animals not treated with pargyline. It is proposed that the conversion of MPTP to MPP+, possibly involving MAO, may be important for the neurotoxic effects of MPTP to take place, and MPTP itself may not be the neurotoxic agent.
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Dates
Type | When |
---|---|
Created | 18 years, 10 months ago (Oct. 5, 2006, 3:41 p.m.) |
Deposited | 1 year, 7 months ago (Jan. 14, 2024, 4:52 p.m.) |
Indexed | 3 weeks, 3 days ago (Aug. 7, 2025, 4:46 p.m.) |
Issued | 40 years, 11 months ago (Sept. 28, 1984) |
Published | 40 years, 11 months ago (Sept. 28, 1984) |
Published Print | 40 years, 11 months ago (Sept. 28, 1984) |
@article{Langston_1984, title={Pargyline Prevents MPTP-Induced Parkinsonism in Primates}, volume={225}, ISSN={1095-9203}, url={http://dx.doi.org/10.1126/science.6332378}, DOI={10.1126/science.6332378}, number={4669}, journal={Science}, publisher={American Association for the Advancement of Science (AAAS)}, author={Langston, J. William and Irwin, Ian and Langston, Elizabeth B. and Forno, Lysia S.}, year={1984}, month=sep, pages={1480–1482} }