Keywords Morphine;Nuclues Accumbens;Protein Kinase A;Conditioned Place Preference;Nucleus Accumbens;cAMP response element binding protein;locus ceruleus;

• 吗啡;伏隔核;蛋白激酶A;条件性位置偏爱;环磷酸腺苷反应元件结合蛋白;蓝斑;