
Keywords: BDNF یا فاکتور نورونزایی مشتقشده از مغز ; Chronic pain; Motivated behavior; Reward; Limbic system; Addiction; VTA; ventral tegmental area; SN; substantia nigra; PFC; prefrontal cortex; mPFC; medial prefrontal cortex; NAc; nucleus accumbens; BLA; basolateral amygdala; CeA; central amygdala; PBn; p