Combined administration of NAN-190 and 17beta-estradiol abolishes the amnesic effect of scopolamine in middle-aged ovariectomized rats.

Bull Exp Biol Med

S. V. Anichkov Department of Neuropharmacology, Institute of Experimental Medicine, Russian Academy of Medical Sciences, St. Petersburg.

Published: July 2006

Chronic combined administration of 5-HT1A receptor antagonist NAN-190 and 17beta-estradiol improved conditioned passive avoidance performance in middle-aged ovariectomized rats with scopolamine-induced amnesia. Our results suggest that the ovarian hormonal, cholinergic, and serotoninergic systems play a role in age-related cognitive disturbances under conditions of hypoestrogenic syndrome.

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http://dx.doi.org/10.1007/s10517-006-0297-7DOI Listing

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