Lever pressing responses under a fixed-ratio schedule of mice with 6-hydroxydopamine-induced dopamine depletion in the nucleus accumbens.
Tsutsui
Yuji
Y
Faculty of Symbiotic Systems Science, Fukushima University, Fukushima 960-1296, Japan. tsutsui@sss.fukushima-u.ac.jp
Nishizawa
Kayo
K
Kai
Nobuyuki
N
Kobayashi
Kazuto
K