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Table 1 Summary of the experimental procedure

From: Postnatal exposure to PCB 153 and PCB 180, but not to PCB 52, produces changes in activity level and stimulus control in outbred male Wistar Kyoto rats

Session number Schedule Notes
1   Habituation
2 - 3 FT 10 s Magazine training
4 - 5 CRF Flap training
6 - 7   Shaping of lever-pressing
8 - 121 VI 3 s 30 min session
13 - 19 VI 180 s 90 min session, 16 chambers
20 - 331 VI 180 s 45 min session, 8 chambers
  1. FT: fixed time schedule of reinforcement. CRF: continuous reinforcement schedule. VI: variable interval schedule of reinforcement.
  2. Note. - 1 Used in the analyses
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