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The trial-by-trial mean changes in neural and feeding responses to odor stimulation (CS) before (pre), during, and after (pst) conditioning for FP (○) versus CS-only treatment groups (▴). (a) Mean changes in the percentage of recorded units that responded to the CS by trial. (b) Mean changes in conditioned feeding in response by trial for the same animals. Odor-only controls only received eight trials to characterize changes.
