glycoside

• In this paper jasminoidin is used to signal total iridoid glycoside of cape jasmine fruit , and the contents were determined by hplc method for evaluation of technology screening
  以栀子苷标示栀子总环烯醚萜苷，采用hplc法测定其含量，作为工艺筛选时的评价。
• Results showed that persimmon leaves contained alkaloids , saponins , amino acids , polypeptides , organic acids , phenolic compounds and tannins , saccharides , steroids , flavones , cardiac glycosides , anthraquinones , naphtha , etc
  通过系统预试，初步确定柿叶中含有生物碱、皂苷、氨基酸、多肽、有机酸、酚类和鞣质、糖类、甾体、总黄酮、强心苷、蒽醌、挥发油等物质。
• Hyaluronic acid ( ha ) is a high molecular weight linear polysaccharide composed of repeating disaccharide units of d - glucuronic acid ( glclia ) and n - acetyl - d - glucosamine ( glcnac ) linked by 3 - 1 - 3 and p - 1 - 4 glycoside bonds
  透明质酸( hyaluronicacid )是一种由葡萄糖醛酸( glcua )和n -乙酰氨基葡萄糖( clcnac )以- 1 - 3和- 1 - 4糖苷键相连的二糖单位重复构建而成的，具有生物相容性的高分子聚合物。
• The identification of the phenylethanoid glycosides in plant extract of cistanche deserticola was based on the comparison of molecular ions , and the fragment ions obtained by ms ( superscript n ) experiments with those of the authentic standards and the data was reported in the literatures
  通过得到的分子量和碎片信息并与标准化合物以及文献中的已知化合物比较，建立了这一类化合物快速鉴定的质谱新方法。
• Green tea contains a number of flavonols with the basic structure specific flavonols found in tea include myricetin ( hydroxyls at carbon 3 ' , 4 ' , and 5 ' ) , quercetin ( hydroxyls at positions 3 ' and 4 ' ) , and kaempferol ( hydroxyl at position 4 ' ) , and their glycosides
  绿茶含有一些黄酮醇，其基本化学结构为:茶中特有的黄酮醇有杨梅黄酮( 3 ' 、 4 ' 、 5 '碳位上羟基化) 、豕草花粉苷( 3 '和4 '碳位上羟基化) ，莰非醇( 4 '碳位上羟基化) ，以及它们的糖苷物。
• The structures of phenylethanoid glycosides in plant extract of cistanches deserticola were successfully analyzed and identified by electrospray ionization multi - stage mass spectrometry ( esi - ms ( superscript n ) ) in negative mode , some interesting neutral losses were found , which helped us to confirm the structures of compounds without tedious separation and purification procedures , then the fragmentation mechanisms were explored
  摘要采用电喷雾多级串联质谱技术，对肉苁蓉药材粗提物中的苯乙醇苷类化合物的特征质谱行为进行了系统研究，根据一些特征的中性碎片丢失，提出了该类化合物的质谱裂解规律。
• The results showed that the n - butanol and chloroform fractions had a stronger inhibitory activity to fungal growth and the n - butanol fraction had a stronger inhibitory activity to the bacteria , so that it was surmised that alkaloids in sophora alopecuroides were the major ant - fungal component , and flavonoid glycosides and triterpene glycosides in the n - butanol fraction had both anti - bacterial and anti - fungal activities
  结果表明，正丁醇萃取部分和氯仿萃取部分对真菌生长有较强的抑制活性，正丁醇萃取部分对细菌亦有较强的抑制活性，推测苦豆子中的生物碱是主要的抗真菌成分，存在于正丁醇萃取部分的黄酮和三萜类配糖体等成分同时具有抗真菌和抗细菌活性。