PX Fast Entry Slow Exit
2008 October 21
16 female SD rats, on water restriction for 10 days
10 min of 0.125% saccharin, then raised into 14T magnet FAST (1 m/s)
After 30 min, removed from magnet either FAST (1 m/s) or SLOW (0.01 m/s)
Videotape in guinea pig cage for 2 min, return to home cage.
Return water ad lib overnight.
Start 2-bottle preference next day (Oct 22).