中国现代应用药学980408中国现代应用药学ChineseJournalofHospitalPharmacy1998年第18卷第4期Vol.18No.41998麦冬多糖对正常和实验性糖尿病小鼠血糖的影响陈卫辉钱华王慧中摘要目的:研究麦冬多糖对正常和实验性糖尿病小鼠血糖的影响。方法:昆明种小鼠40只,分成4组,分别用麦冬多糖(100和300mg/kg)、优降糖(2.5mg/kg)和等体积生理盐水(2ml/只)灌胃,测定各组正常小鼠的血糖水平及以葡萄糖(2g/kg)、四氧嘧啶(70mg/kg)、肾上腺素(0.02mg/kg)所致小鼠高血糖模型的血糖水平。结果:剂量为100和300mg/kg的麦冬多糖灌胃对葡萄糖、四氧嘧啶及肾上腺素引起的小鼠高血糖均有抑制作用,对正常小鼠的血糖亦有降低作用。结论:麦冬多糖对正常和实验性糖尿病小鼠的血糖有明显的抑制作用。关键词麦冬多糖;降血糖;四氧嘧啶;肾上腺素EffectofpolysaccharidefromophiopogonistuberonbloodsugarinnornalndexperimentaldiabetlemiceChenWeihui(ChenWH),QianHua(QianH),WangHuizhong(WangHZ)(ZhejiangInstituteofChineseMedicine,Hangzhou310023)ABSTRACTOBJECTIVE:Tostudytheeffectofpolgsaccharidefromophiopogonistuber(POT)onbloodsugarinnormalandexperimentaldiabeticmice.METHODS:FortymiceweredividedintofourgroupsandeachgroupwasraisedwithPOT(100,300mg/kg),glybenzcyclamide(2.5mg/kg)andNS(2ml/mice),respectively.Thelevelsofbloodsugarwerecalculatedinnormalandinexperimentalhyperglycemiasinducedbyglucose(2g/kg),adrealin(70mg/kg)andalloxam(0.02mg/kg).RESULTS:Inadditiontothedecreaseofbloodsugarinnormalmice,POTatdosesof100,300mg/kgwasalsofoundtodecreasevariousexperimentalhyperglycemiasinducedbyglucose,adrealinandalloxam.CONCLUSION:POThadsignificantantagonisticeffectontheexperimentalhyperglycemiasinnormalandintoxicatedmice.KEYWORDSpolysaccharidefromophiopogonistuber(POT),antihyperlycemia,adrealin,alloxam麦冬(ophiopgonjaponicus)为百合科沿阶草属植物的干燥块茎,具有生津润肺、养阴清热的功能,临床上用于热病伤津、心烦口渴等症[1]。近年来,国内外药理学研究表明,麦冬可用于治疗糖尿病。据报道单味麦冬全草可治疗糖尿病[2],麦冬水提取和正丁醇提取物可降低正常及糖尿病家兔的血糖[3~4]。为了进一步探索麦冬治疗糖尿病的有效成分,本文着重研究了麦冬多糖对正常及实验性糖尿病小鼠血糖的影响...