N-Methyl-d-aspartate receptors in the ventral tegmental area are involved in retrieval of inhibitory avoidance memory by nicotine - Ahmadi, Shamseddin; Zarrindast, Mohammad Reza; Nouri, Maryam; Haeri-Rohani, Ali; Rezayof, Ameneh (Neurobiology of Learning & Memory, 2007)