Figure 1.

(a) Flow diagram of experiment. A total of three groups of behavior experiments included SPT, WMT, EPMT, OFT, and FST. (b)The experiment included ketamine‐treated (katemine injection 10 mg/kg, 1/day, i.p. N = 10) group, CUS model (placebo of equal amounts of saline. N = 10) group and control (without any further processing. N = 8) group or simple  “CUS + Ketamine,” “CUS + Vehicle,” and “Control” for short. (c) The study of the antidepressant short‐term and long‐term efficacy of ketamine in rats using the behavioral experiments