Intra-accumbens baclofen, but not muscimol, increases second order instrumental responding for food reward in rats.

Statistical analysis of the detailed video data from the instrumental test sessions using vehicle and 660 pmol muscimol revealed no significant interaction between dose and class of behaviour ( Table 2: F 8,56 = 0.33, NS), although there was a marginally significant increase in oral sterotypy at a dose of 660 pmol muscimol ( Table 2 ).

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