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Pavesi, Eloisa; Gooch, Allison; Lee, Elizabeth; Fletcher, Max L. – Learning & Memory, 2013
We investigated the role of cholinergic neurotransmission in olfactory fear learning. Mice receiving pairings of odor and foot shock displayed fear to the trained odor the following day. Pretraining injections of the nicotinic antagonist mecamylamine had no effect on subsequent freezing, while the muscarinic antagonist scopolamine significantly…
Descriptors: Olfactory Perception, Fear, Conditioning, Animals