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Chang, Chun-hui; Maren, Stephen – Learning & Memory, 2009
Extinction of Pavlovian fear conditioning in rats is a useful model for therapeutic interventions in humans with anxiety disorders. Recently, we found that delivering extinction trials soon (15 min) after fear conditioning yields a short-term suppression of fear, but little long-term extinction. Here, we explored the possible mechanisms underlying…
Descriptors: Intervals, Classical Conditioning, Fear, Anxiety