mptp

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. {{lb|en|neurotoxin}} 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine: a byproduct of synthetic [[heroin]], or [[MPPP]], which causes [[parkinsonian]] symptoms in users; and a [[neurotoxin]] that degrades into [[1-methyl-4-phenylpyridinium|MPP+]] after crossing the [[blood-brain barrier]], which causes a degradation of the [[dopaminergic]] neurons within the [[substantia nigra]].

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.