苦菜中防便秘抗腹泻功能因子研究

苦菜具有治疗痢疾的作用。经研究发现：它还具有抗便秘作用，不但苦菜茎叶有很强的抗便秘作用，而且苦菜浸出物也有较强的抗便秘作用。为确定苦菜中抗便秘功能因子，本文对苦菜中可溶性多糖和果胶物质既抗便秘又防腹泻的双向作用进行了研究。结果表明：苦菜多糖和苦菜果胶能够较强地促进小鼠小肠的蠕动，且能明显地减少小鼠排便次数，延长开始排便时间。揭示苦菜多糖或苦菜果胶是苦菜防腹泻、抗便秘双向作用的有效成分之一，并且苦菜果胶的作用优于苦菜多糖。

Study on the Function of Anti - diarrhea and Anti - Constipation of Polysaccharides Extracted from Wild Patrinia Villosa

Patrinia Villosa(PV)can cure diarrhea,but it can also relieve constipation,According to our study:Not onlytheleavesandthestemscouldth econstipation,butalsothewater -s olutionextractof P.V.hadthesamef unction.Inordertofindthefunctionalingre dients,westudiedthefunction ofso lublepolysaccharides(SP)andthepectinextract of wild PVto preverit diarrhea and re live constipation.Experimental re sults indicated that SPand pectin fr omwild PV showed high effect on small intestin e peristalsis of mice.They could red uce the times of defecation within 6h ours sig-nificantly,and prolong the firsttime ofdefecation.ItshowdthatbothSPandpectinfromPVcouldnotonly hav e anti -constipation effect,but also preve nt mice fromdiarrhea,The pectin fro mPVwas preferable to SPof PV.