TABLE 2

Average amount of time (mean seconds ± S.E.M.) spent in passive interaction on challenge day

Drug TreatmentTime (Mean Seconds ± S.E.M.)
Saline-saline32.74 ± 5.27
Ropinirole-saline37.04 ± 8.71
Saline-PCP31.60 ± 6.59
Ropinirole-PCP38.78 ± 10.71
  • No significant effect of repeated drug treatment or PCP challenge on time during passive interaction.