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The alpha 2-adrenoceptor antagonist SK&F 104078 has high affinity for 5-HT1A and 5-HT2 receptors.

TitleThe alpha 2-adrenoceptor antagonist SK&F 104078 has high affinity for 5-HT1A and 5-HT2 receptors.
Publication TypeJournal Article
Year of Publication1989
AuthorsKilpatrick AT, Brown CM, Mackinnon AC, Spedding M
JournalEuropean journal of pharmacology
Volume166
Issue2
Pagination315-8
Date Published1989 Jul 18
ISSN0014-2999
Keywords8-Hydroxy-2-(di-n-propylamino)tetralin, Adrenergic alpha-Antagonists, Animals, Benzazepines, Binding, Competitive, Cerebral Cortex, Ketanserin, Male, Rats, Rats, Inbred Strains, Receptors, Adrenergic, alpha, Receptors, Serotonin, Tetrahydronaphthalenes
AbstractThe affinity of SK&F 104078, a putative selective postjunctional alpha 2-adrenoceptor antagonist, was determined at 5-HT1A and 5-HT2 receptors in rat brain. SK&F 104078 had moderate affinity towards alpha 2-adrenoceptors (pKi 6.7) but displayed higher affinity at 5-HT1A (pKi 8.1) and 5-HT2 (pKi 7.6) receptors. If SK&F 104078 is used in functional studies to define heterogeneity within of alpha 2-adrenoceptors, care must be taken to define the role of 5-HT1A and 5-HT2 receptors in the response being measured.
Alternate JournalEur. J. Pharmacol.