Keywords: فتومتر فیبر; AAV; adeno associated virus; CaM; calmodulin; DA; dopamine; DAT; dopamine transporter; GFP; green fluorescent protein; NAc; nucleus accumbens; PBS; phosphate-buffered saline; PFC; prefrontal cortex; TMT; 2,4,5-trimethyl thiazoline; VTA; ventral tegmental