Opiate reinforcement and naloxone aversion, as revealed by place preference paradigm, in two strains of rats (Dymshitz 1987)
- Acrylic.
- Chamber size (25 x 79 x 36 cm).
- Two larger compartments (25 x 33 x 36 cm)
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- chamber 1: white
- chamber 2: black
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- Middle compartment (25 x 13 x 36 cm)
- Two sliding doors.
Microswitch mounted on the end of each apparatus triggers counters.