Enhanced hippocampal acetylcholine release in nociceptin-receptor knockout mice - Uezu, Kayoko; Sano, Atsuko; Sei, Hiroyoshi; Toida, Kazunori; Houtani, Takeshi; Sugimoto, Tetsuo; Suzuki-Yamamoto, Toshiko; Takeshima, Hiroshi; Ishimura, Kazunori; Morita, Yusuke (Brain Research, 2005)