Objective:To investigate the effects of Uangxuehuayu Recipe on hemorheology in rats with blood stasis syndrome induced by mutifactor stimuli.Methods:SD rats were divided into control, model,Uangxuehuayu Recipe(high,mi...Objective:To investigate the effects of Uangxuehuayu Recipe on hemorheology in rats with blood stasis syndrome induced by mutifactor stimuli.Methods:SD rats were divided into control, model,Uangxuehuayu Recipe(high,middle and low dose,18,9,4.S g/kg accordingly).Except the control group,blood stasis model was established in the rest groups.The hemorheological parameters were measured and compared.Results:Blood viscosity at high,moderate and low level in rats with blood stasis significantly increased(P【0.05),but blood viscosity at high level and plasma viscosity was significantly decreased in rats induced by some stimuli after Uangxuehuayu Recipe were intra-gastrically administered for I weeks(P【0.01,P【0.05). Conclusions:Uangxuehuayu Recipe is effective in improving hemorheology,and has important application value in the prevention of occurrence and development of ischemic stroke.展开更多
紫外/氯高级氧化技术是一种新型的水处理技术,可有效氧化去除多类有机污染物,但目前较为缺乏紫外/氯处理真实污水过程中溶解性出水有机质(dEfOM)转化特性的研究.采用紫外光谱、荧光光谱和傅里叶变换离子回旋共振质谱(FT-ICRMS)探究了两...紫外/氯高级氧化技术是一种新型的水处理技术,可有效氧化去除多类有机污染物,但目前较为缺乏紫外/氯处理真实污水过程中溶解性出水有机质(dEfOM)转化特性的研究.采用紫外光谱、荧光光谱和傅里叶变换离子回旋共振质谱(FT-ICRMS)探究了两个市政污水二级出水中dEfOM在紫外/氯处理过程中的转化特性,同时对该过程中形成的氯代副产物(Cl-BPs)进行了分析.结果表明,紫外/氯可以有效去除d Ef OM中的芳香族化合物和荧光物质,且大部分物质只是发生了化学转化而非矿化,其中主要荧光组分蛋白质最先发生反应;部分CHOS类物质发生降解并生成CHO类物质,该过程优先去除大分子不饱和及还原性物质,并生成小分子饱和及氧化性物质.此外,紫外/氯处理使得三卤甲烷和卤乙酸的产生量明显增加,处理后的两个二级出水中分别检测出255种和133种Cl-BPs.利用分子质量差异分析共鉴别出了12对基于亲电取代和43对基于加成反应的前体物-反应产物对.本研究可为紫外/氯技术的实际水处理应用提供基础信息参考.展开更多
基金supported by Natural Science Fund of Jiangsu Province (BK2007242)National 973 Planning Project(2006CB504807)
文摘Objective:To investigate the effects of Uangxuehuayu Recipe on hemorheology in rats with blood stasis syndrome induced by mutifactor stimuli.Methods:SD rats were divided into control, model,Uangxuehuayu Recipe(high,middle and low dose,18,9,4.S g/kg accordingly).Except the control group,blood stasis model was established in the rest groups.The hemorheological parameters were measured and compared.Results:Blood viscosity at high,moderate and low level in rats with blood stasis significantly increased(P【0.05),but blood viscosity at high level and plasma viscosity was significantly decreased in rats induced by some stimuli after Uangxuehuayu Recipe were intra-gastrically administered for I weeks(P【0.01,P【0.05). Conclusions:Uangxuehuayu Recipe is effective in improving hemorheology,and has important application value in the prevention of occurrence and development of ischemic stroke.
文摘紫外/氯高级氧化技术是一种新型的水处理技术,可有效氧化去除多类有机污染物,但目前较为缺乏紫外/氯处理真实污水过程中溶解性出水有机质(dEfOM)转化特性的研究.采用紫外光谱、荧光光谱和傅里叶变换离子回旋共振质谱(FT-ICRMS)探究了两个市政污水二级出水中dEfOM在紫外/氯处理过程中的转化特性,同时对该过程中形成的氯代副产物(Cl-BPs)进行了分析.结果表明,紫外/氯可以有效去除d Ef OM中的芳香族化合物和荧光物质,且大部分物质只是发生了化学转化而非矿化,其中主要荧光组分蛋白质最先发生反应;部分CHOS类物质发生降解并生成CHO类物质,该过程优先去除大分子不饱和及还原性物质,并生成小分子饱和及氧化性物质.此外,紫外/氯处理使得三卤甲烷和卤乙酸的产生量明显增加,处理后的两个二级出水中分别检测出255种和133种Cl-BPs.利用分子质量差异分析共鉴别出了12对基于亲电取代和43对基于加成反应的前体物-反应产物对.本研究可为紫外/氯技术的实际水处理应用提供基础信息参考.
