• Archives of Pharmacal Research
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• v.10 no.4
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• pp.208-211
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• 1987

Sedative activity of Zizyphi fructus was evaluated by potentiation of hexobarbital-induced hypnosis test and its active principles have been characterized as nornuciferine and lysicamine. A new cyclopeptide alkaloid, daechucyclopeptide-1 was isolated together with zizyphusine.