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Title
Conditioned reinforcement in rats established with self-administered nicotine and enhanced by noncontingent nicotine.
Authors
Palmatier, Matthew I; Liu, Xiu; Matteson, Gina L; Donny, Eric C; Caggiula, Anthony R; Sved, Alan F
Abstract
Nicotine is widely assumed to convey reinforcing properties upon tobacco-related stimuli through associative learning. We have proposed that the reinforcement derived from these conditional stimuli can be inflated by a nonassociative "reinforcement-enhancing" effect of nicotine.