Age-related decreases in muscarinic chol
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S. L. Dewey; N. D. Volkow; J. Logan; R. R. MacGregor; J. S. Fowler; D. J. Schlye
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Article
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1990
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John Wiley and Sons
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English
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## Abstract Muscarinic cholinergic Ml and M2 receptors in young and aged adult male volunteers were studied using [Nβ^11^Cβmethyl]βbenztropine, a specific muscarinic cholinergic receptor ligand, and high resolution positron emission tomography (PET). A regionally specific pattern of decreased bindi