Fig. 5

Performance discrepancy between male and female animals in extinction task. (A) Schematic diagram of extinction task. (B) The time spent exploring the food magazine. (C) The latency to the first lever press. (D) The nose-poke (NP) times and (E) the lever press (LP) times. (n = 8 ∼ 9) *p < 0.05, **p < 0.01, ***p < 0.001 compared with the data between main effect; +p < 0.05 and ++p < 0.01 significant difference in female groups