Fig. 2. Performance of feeding-controlled ND and HFD mice in the progressive ratio 4 (PR4) schedule. (A) Timeline of the behavioral study. (B) Body weight of ND and HFD mice after the food restriction. (C) The number of sessions that met criteria for the fixed ratio (FR) training. (D) The mean PR4 breakpoint of three consecutive sessions of test (n=13/ND and 16/HFD group; *p<0.05, **<0.005).
© Exp Neurobiol
