Abstract:
PURPOSE: A composition containing Schizandra chinensis Baillon. Ethyl acetate fraction or woweizisu C is provided to suppress adipocyte differentiation, to lipid accumulation, and to prevent or treat obesity. CONSTITUTION: A pharmaceutical composition for preventing or treating obesity contains Schizandra chinensis Baillon. ethyl acetate fraction as an active ingredient. A pharmaceutical composition for preventing or treating obesity contains wuweizisu C of chemical formula 1 as an active ingredient. Woweizisu C is isolated from the fraction. A food composition for preventing or treating obeisty contains the fraction and woweizisu as an active ingredient. A method for preparing the fraction or woweizisu C comprises: a step of washing Schizandra chinensis Baillon. with water, drying and pulverizing; a step of adding solvent to the Schizandra chinensis Baillon. powder and dipping to prepare Schizandra chinensis Baillon. extract; a step of filtering and concentrating the extract; a step of suspending the extract concentrate in distilled water; a step of fractioning with hexane, chloroform, ethyl acetate, butanol, and water.
Abstract:
본 발명은 천연물에 미량으로 존재하는 다가 불포화 지방산(polyunsaturated fatty acid, PUFA)과 이를 모체로 하는 유사체의 제조방법에 관한 것으로, 항산화, 노화방지, 면역 억제 등 다양한 생리활성을 나타내는 다가 불포화 지방산 및 이의 유사체를 경제적으로 생산할 수 있으며 다른 유사체의 합성에도 이용될 수 있다.