Table 1.

Chronic unpredictable stress schedule.

Groups	Condition
	Week 1	Week 2	Week 3	Week 4
Monday	Soiled cage: 24 h	Restraint: 2 h	Restraint: 2 h	Force swimming: 5 min
Tuesday	Overnight stroboscopic: 12 h	Tail pinch: 1 min	Overnight stroboscopic: 12 h	Food derivation: 24 h
Wednesday	Force swimming: 5 min	Overnight stroboscopic: 12 h	Food derivation: 24 h	Overnight illumination: 12 h
Thursday	Tail pinch: 1 min	Overnight illumination: 12 h	Water deprivation: 24 h	Soiled cage: 24 h
Friday	White noise: 1 h	Cage tilt: 24 h	Overnight illumination: 12 h	White noise: 1 h
Saturday	Water deprivation: 24 h	Water deprivation: 24 h	Force swimming: 5 min	Overnight stroboscopic: 12 h