The Screening of Biological Active Plants in Korea Using Isolated Organ Preparations(I) -Anticholinergic and Oxytocic Actions in the Ileum and Uterus-

적출장기표본(摘出臟器標本)에 의한 국산생약(國産生藥)의 생리활성(生理活性) 검색(檢索)(I) -회장(回腸) 또는 자궁(子宮)에서의 항(抗)Acetylcholine 및 Oxytocin작용(作用)-

Thirty-one medicinal plants in Korea are screened for anticholinergic and oxytocic activity The extracts of Cyperus rotundus L. and Scutellaria baicalensis showed anticholinergic action and other seven kinds of extracts showed weak action. The oxytocic action is observed with Tarraxacum platycarpium and Albizzia julibrissin $D_{URZ}$.