Generation Mechanism of Radical Species by Tyrosine Tyrosinase Reaction Semantic Scholar L Tyrosine vs. Dextroamphetamine In a sleep deprivation study, L Tyrosine actually outperformed one of Adderall's active stimulants (dextroamphetamine) in key cognitive tests, like mathematical processing and logical reasoning, even after 30 hours with Figure 2. [The tyrosine degradation pathway. Alkaptonuria]. GeneReviews NCBI Bookshelf Elucidation of the tyrosinase O2 monophenol ternary intermediate that dictates the monooxygenation mechanism in melanin biosynthesis PNAS Schematic illustration of tyrosine and catechol oxidation process by Download Scientific Diagram A step toward understanding the oxygen activation by copper containing enzymes