Extended Data Fig. 6: Compulsive ketamine self-administration and pain perception affected by ketamine infusions.

a. Number of ketamine infusions in baseline and punishment sessions. n = 17 mice. b. Latency to hotplate before and after mocked saline and ketamine i.v. infusions (1 mg/kg/infusion, 30 infusions). n (mice) = 16 (saline) and 17 (ketamine). Data are presented as mean ± SEM. ***P < 0.001.