Figure 1From: Monoamine oxidase-B (MAO-B) inhibitors: implications for disease-modification in Parkinson’s diseaseDopamine metabolism and the action of monoamine oxidase. Abbreviations: VMAT2, vesicular monoamine transporter 2; DAT, dopamine active transporter; DOPAC, 3,4-dihydroxyphenylacetic acid; 3MT, 3-methoxytyramine; HVA, homovanillic acid.Back to article page