| 0 | Day of birth |
| 6–11 | No treatment | VPA (150 mg/kg) |
| 12 | VPA (150 mg/kg), adaptation in Xe/air-exposure chamber |
| 13 | Xe/air inhalation followed by negative geotaxis test |
| 17 | Xe/air inhalation followed by gait test |
| 20 | Acclimation to Xe/air-exposure chamber | |
| 21 | Xe/air inhalation followed by open field test |
| 25 | Xe/air inhalation followed by elevated plus maze |
| 28 | | Xe/air inhalation followed by test for social novelty |
| 32 | | Xe/air inhalation followed by social play behavior test |
| 35 | Xe/air inhalation followed by forced swim test |
| 40 | Elevated O-maze | |
