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Posttraining functional inactivation of CE. a, Procedural outline. b, Mean ± SE percentage freezing during CS tests averaged across all tone trials. Animals infused with muscimol did not significantly differ from controls. c, Mean ± SE percentage freezing per group during each tone trial. No significant differences were observed in freezing to context or during any tone trial. d, CE cannula placements for all animals included in analysis. B, Basal nucleus.
