Dopamine is a simple organic chemical in the catecholamine family that plays a number of important roles in the brains and bodies of animals. Its name derives from its chemical structure, which consists of an amine group (NH 2) linked to a catechol structure called dihydroxyphenethylamine, the ... - read more
L -DOPA (L -3,4-dihydroxyphenylalanine) is a chemical that is made and used as part of the normal biology of some animals and plants. Some animals including humans make it via biosynthesis from the amino acid L -tyrosine. L -DOPA is the precursor to the neurotransmitters dopamine, norepinephrine ... - read more
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