Ered by way of a 0.22mm syringe filter (Millipore, Bedford, MA, USA), followed
Ered by way of a 0.22mm syringe filter (Millipore, Bedford, MA, USA), followed by highperformance liquid chromatography (HPLC) to identify the concentrations of dopamine (DA), 3,4dihydroxyphenylacetic acid (DOPAC), and homovanillic…