Sijunzi Decoction,as one of the classic Chinese traditional prescriptions,has been used clinically by major physicians since the Song Dynasty.This article reviewed and sorted out the literature on the effective chemis...Sijunzi Decoction,as one of the classic Chinese traditional prescriptions,has been used clinically by major physicians since the Song Dynasty.This article reviewed and sorted out the literature on the effective chemistry of Sijunzi Decoction and the mechanism of its prevention and treatment of digestive system diseases.At present,its effective chemical components are derived from the saponins and flavonoids in ginseng and licorice,and are effective for gastrointestinal mucosal injury diseases and malignant digestive system.Digestive system diseases such as tumors,functional gastrointestinal diseases,non-alcoholic fatty liver,acute liver injury,and liver failure show a multi-path,multi-target effect mechanism.This article reviews the effective chemical components and research of Sijunzi Decoction and the related mechanisms of prevention and treatment of digestive system diseases,and provides valuable clues for the follow-up research of Sijunzi Decoction.展开更多
Low-grade high-sulfur bauxite was pretreated via suspension roasting and muffle furnace roasting to remove sulfur and enhance digestion properties.The results show that sulfur can be efficiently removed,and the alumin...Low-grade high-sulfur bauxite was pretreated via suspension roasting and muffle furnace roasting to remove sulfur and enhance digestion properties.The results show that sulfur can be efficiently removed,and the alumina digestion properties are significantly improved after suspension roasting.Under optimal conditions(t=70 min,T=280°C,w(CaO)=8%and Nk=245 g/L),the digestion ratios are 94.45%and 92.08%for the suspension-roasted and muffle-roasted ore,respectively,and the apparent activation energies are 63.26 and 64.24 kJ/mol,respectively.Two crystal models were established by Materials Studio based on the XRD patterns.The DFT simulation shows that the existing Al—O bands after suspension roasting can improve alumina digestion.The(104)and(113)planes of Al2O3 after suspension roasting are found to combine with NaOH more easily than those of Al2O3 treated in a muffle furnace.展开更多
文摘Sijunzi Decoction,as one of the classic Chinese traditional prescriptions,has been used clinically by major physicians since the Song Dynasty.This article reviewed and sorted out the literature on the effective chemistry of Sijunzi Decoction and the mechanism of its prevention and treatment of digestive system diseases.At present,its effective chemical components are derived from the saponins and flavonoids in ginseng and licorice,and are effective for gastrointestinal mucosal injury diseases and malignant digestive system.Digestive system diseases such as tumors,functional gastrointestinal diseases,non-alcoholic fatty liver,acute liver injury,and liver failure show a multi-path,multi-target effect mechanism.This article reviews the effective chemical components and research of Sijunzi Decoction and the related mechanisms of prevention and treatment of digestive system diseases,and provides valuable clues for the follow-up research of Sijunzi Decoction.
基金Projects(U1812402,51774102,51574095,51664005)supported by the National Natural Science Foundation of ChinaProjects([2015]4005,[2017]5788,[2017]5626,KY(2015)334)supported by Talents of Guizhou Science and Technology Cooperation Platform,China。
文摘Low-grade high-sulfur bauxite was pretreated via suspension roasting and muffle furnace roasting to remove sulfur and enhance digestion properties.The results show that sulfur can be efficiently removed,and the alumina digestion properties are significantly improved after suspension roasting.Under optimal conditions(t=70 min,T=280°C,w(CaO)=8%and Nk=245 g/L),the digestion ratios are 94.45%and 92.08%for the suspension-roasted and muffle-roasted ore,respectively,and the apparent activation energies are 63.26 and 64.24 kJ/mol,respectively.Two crystal models were established by Materials Studio based on the XRD patterns.The DFT simulation shows that the existing Al—O bands after suspension roasting can improve alumina digestion.The(104)and(113)planes of Al2O3 after suspension roasting are found to combine with NaOH more easily than those of Al2O3 treated in a muffle furnace.
