Paederia scandens(Lour.)Merr.is a traditional Chinese medicine,which mainly has the functions of analgesia,detoxification,anti-inflammatory and anticonvulsant.Modern studies show that the main chemical constituents of...Paederia scandens(Lour.)Merr.is a traditional Chinese medicine,which mainly has the functions of analgesia,detoxification,anti-inflammatory and anticonvulsant.Modern studies show that the main chemical constituents of this plant are iridoids and volatile oil,which have biological activities such as analgesia,anti-inflammatory,hepatoprotection,renoprotection and antibacterial.This review highlights the chemical constituents and biological activities of P.scandens based on studies published in last decades and provides the references for the further development and utilization of this medicinal plant.展开更多
[Objectives]To establish a method to simultaneously determine the content of paederosidic acid in Paederia scandens dried by four different methods.[Methods]Reversed-phase high performance liquid chromatography(RP-HPL...[Objectives]To establish a method to simultaneously determine the content of paederosidic acid in Paederia scandens dried by four different methods.[Methods]Reversed-phase high performance liquid chromatography(RP-HPLC)was adopted.The chromatographic column:Thermo SCIENTIFIC Hypersil GOLD Dim.(mm);mobile phase:acetonitrile-0.1%phosphoric acid aqueous solution;gradient elution;column temperature:30℃;flow rate:1 mL/min;detection wavelength:236 nm;injection volume:10μL.[Results]The linear range of the detection injection volume of paederosidic acid was 0.64-9.60μg(R=0.9992);the limit of quantity(LOQ)was 5.10 ng,and the limit of detection(LOD)was 1.36 ng;the RSD of the precision,stability and reproducibility test was all less than 3%;the sample recovery rate was 98.87%,RSD<3.00,n=6.The results show that the content of paederosidic acid in the shade-dried P.scandens is the highest,and the order of the content is P.scandens(dry in shade)>P.scandens(dried at 50℃)>P.scandens(dried at 60℃)>P.scandens(dried at 70℃).[Conclusions]This method is sensitive,reliable and reproducible,and can be used to simultaneously determine the content of paederosidic acid in P.scandens dried by four different methods.展开更多
目的:测定鸡屎藤挥发油化学成分。方法:用水蒸汽蒸馏法提取鸡屎藤挥发油,并用气相色谱-质谱(gas chromatography and mass spectro metrometry,GC/MS)联用技术对鸡屎藤挥发油成分进行定量分析。结果:共鉴定出13种化学成分,其中含量最多...目的:测定鸡屎藤挥发油化学成分。方法:用水蒸汽蒸馏法提取鸡屎藤挥发油,并用气相色谱-质谱(gas chromatography and mass spectro metrometry,GC/MS)联用技术对鸡屎藤挥发油成分进行定量分析。结果:共鉴定出13种化学成分,其中含量最多的成分是棕榈酸(25.701%),其次为油酸(21.730%)、亚油酸(12.573%)、2,4-二叔丁基苯酚(8.868%)。结论:鸡屎藤挥发油主要成分为棕榈酸。展开更多
基金Health Industry Research Project of Hainan Province (No.21A200095)Youth Cultivation Fund Project of the First Affiliated Hospital of Hainan Medical College (No.HYYFYPY201909)。
文摘Paederia scandens(Lour.)Merr.is a traditional Chinese medicine,which mainly has the functions of analgesia,detoxification,anti-inflammatory and anticonvulsant.Modern studies show that the main chemical constituents of this plant are iridoids and volatile oil,which have biological activities such as analgesia,anti-inflammatory,hepatoprotection,renoprotection and antibacterial.This review highlights the chemical constituents and biological activities of P.scandens based on studies published in last decades and provides the references for the further development and utilization of this medicinal plant.
基金The First Batch High-level Talent Scientific Research Project of The Affiliated Hospital of Youjiang Medical University for Nationalities in 2019(Y20196311)Project for Improving Basic Research Ability of Young and Middle-aged and Young Teachers in Colleges and Universities of Guangxi in 2020(2020KY13034)Program of Youjiang Medical University for Nationalities(yy2018ky018).
文摘[Objectives]To establish a method to simultaneously determine the content of paederosidic acid in Paederia scandens dried by four different methods.[Methods]Reversed-phase high performance liquid chromatography(RP-HPLC)was adopted.The chromatographic column:Thermo SCIENTIFIC Hypersil GOLD Dim.(mm);mobile phase:acetonitrile-0.1%phosphoric acid aqueous solution;gradient elution;column temperature:30℃;flow rate:1 mL/min;detection wavelength:236 nm;injection volume:10μL.[Results]The linear range of the detection injection volume of paederosidic acid was 0.64-9.60μg(R=0.9992);the limit of quantity(LOQ)was 5.10 ng,and the limit of detection(LOD)was 1.36 ng;the RSD of the precision,stability and reproducibility test was all less than 3%;the sample recovery rate was 98.87%,RSD<3.00,n=6.The results show that the content of paederosidic acid in the shade-dried P.scandens is the highest,and the order of the content is P.scandens(dry in shade)>P.scandens(dried at 50℃)>P.scandens(dried at 60℃)>P.scandens(dried at 70℃).[Conclusions]This method is sensitive,reliable and reproducible,and can be used to simultaneously determine the content of paederosidic acid in P.scandens dried by four different methods.
文摘目的:测定鸡屎藤挥发油化学成分。方法:用水蒸汽蒸馏法提取鸡屎藤挥发油,并用气相色谱-质谱(gas chromatography and mass spectro metrometry,GC/MS)联用技术对鸡屎藤挥发油成分进行定量分析。结果:共鉴定出13种化学成分,其中含量最多的成分是棕榈酸(25.701%),其次为油酸(21.730%)、亚油酸(12.573%)、2,4-二叔丁基苯酚(8.868%)。结论:鸡屎藤挥发油主要成分为棕榈酸。
