
Decreased motivational properties of morphine in mouse models of cancerous- or inflammatory-chronic pain: Implication of supraspinal neuropeptide FF2 receptors
Keywords: درد سرطان; neuropeptide FF; reward; conditioned place preference; morphine; cancer pain; inflammatory painAcb, nucleus accumbens; ANOVA, analysis of variance; BSA, bovine serum albumin; CFA, complete Freund's adjuvant; CPP, conditioned place preference paradigm; Hb,