
Keywords: TH; tyrosine hydroxylase; OG; obese control group; CG; control group; HG; high-fat diet group; OEG; obeseâ+âexercise group; NAc; nucleus accumbens; VTA; ventral tegmental area; DA; dopamine; DOPAC; 3,4-dihydroxyphenylacetic acid; HOMA-IR; homeostatic