3,4-dihydroxymandelic acid

Norepinephrine (NE), the primary neurotransmitter of the sympathetic nervous system, has been reported to be a chemoattractant… Expand

Catechol O-methyltransferase (COMT) is the enzyme responsible for the O-methylation of endogenous neurotransmitters and of… Expand

3,4-Methylenedioxymethamphetamine (MDMA, Ecstasy) is excreted in human urine mainly as conjugates of its metabolites 3,4… Expand

This article provides an update about catecholamine metabolism, with emphasis on correcting common misconceptions relevant to… Expand

ABSTRACT Haloalkane dehalogenases are microbial enzymes that catalyze cleavage of the carbon-halogen bond by a hydrolytic… Expand

A decrease in reduced glutathione levels in dopamine containing nigral cells in Parkinson's disease may result from the formation… Expand

Methylenedioxymethamphetamine (MDMA, “ecstasy”), widely used as a recreational drug, can produce hyponatraemia. The possibility… Expand

Abstract: 3,4‐Methylenedioxymethamphetamine (MDMA) has been reported to cause hyponatraemia, which appears to result from… Expand

3,4-Methylenedioxymethamphetamine (MDMA) affects both dopamine and serotonin (5-HT) systems. One of its acute actions is to cause… Expand

Tyrosinase usually catalyzes the conversion of monophenols to o-diphenols and oxidation of diphenols to the corresponding… Expand