Table 2.
Rat | Mouse | Human | |
---|---|---|---|
TH | − | + | + |
AADC | + | + | + |
DßH | + | + | + |
VMAT2 | − | − | + |
VAChT | + | + | + |
+, present; −, absent. Abbreviations: TH, tyrosine hydroxylase; AADC, aromatic amino acid decarboxylase; DßH, dopamine ß-hydroxlyase; VMAT2, vesicular monoamine transporter type 2; VAChT, vesicular acetylcholine transporter.