Valeriana officinalis L.is a plant from the Caprifoliaceae family,which is widely distributed in various parts of the world,especially in Europe and Asia.All species of Valeriana are distinguished by their ability to s...Valeriana officinalis L.is a plant from the Caprifoliaceae family,which is widely distributed in various parts of the world,especially in Europe and Asia.All species of Valeriana are distinguished by their ability to synthesize essen-tial oil,which has a powerful effect on the physiological and mental aspects of the human body.The aim was to study the qualitative and quantitative composition of essential oil from valerian roots,collected in different coun-tries,using the gas chromatography method,and to establish marker compounds for valerian species.13 samples of commercial roots with rhizomes of V.officinalis from nine countries of the world and a sample of Valeriana pratensis and Valeriana stolonifera growing in Ukraine were selected for the study.The essential oil was obtained from dried valerian roots by the distillation method described in the European Pharmacopoeia.To determine the component composition of the essential oils of the selected samples,the methods of gas chromatography with a mass spectrometric detector and capillary gas chromatography were used.The commercial samples of V.offici-nalis from different countries yielded 0.21%–1.03%of essential oil.Only six of 13 samples contained essential oil in an amount that satisfies the requirement of the European Pharmacopoeia standard(not less than 4 mL/kg).150 compounds were identified in the essential oils of 13 samples of V.officinalis essential oils.The range and average content and coefficients of variation of the identified compounds were determined.The principal com-pounds of V.officinalis essential oils were bornyl acetate(1.6%–27.1%),valeranone(0.5%–17.9%),valerenal(0%–14.7%),camphene(0%–14.6%),α-fenchene(0%–10.6%),and valerenic acid(0%–8.5%).The samples of V.pratensis and V.stolonifera yielded rather high levels of essential oil(1.18%and 0.93%,respectively).Three chemotypes of V.officinalis samples were determined-bornyl acetate/valerenal,valeranone,and isovaleric acid.The composition of the three essential oils compared was rather similar.Based on the study results,we propose the following marker compounds for V.officinalis consistently present in all 16 examined samples:bornyl acetate(1.6%–27.1%),limonene(0.2–2.3),and valeranone(0.5%–17.9%).The study of samples from Ukraine indicates the prospects of using these species of the genus Valeriana with the aim of expanding the raw material base and creating potential herbal preparations with a sedative effect,which are extremely necessary for the population of the country in the war and post-war periods.展开更多
目的:探讨蜘蛛香总黄酮对肝癌H22小鼠抗肿瘤作用及对pathways in cancer的影响。方法:建立H22肝癌皮下荷瘤模型,随机分为模型对照组、阳性对照组、蜘蛛香总黄酮高、低剂量组。给药10 d后,解剖称取瘤重,计算抑瘤率,并应用小鼠全基因组基...目的:探讨蜘蛛香总黄酮对肝癌H22小鼠抗肿瘤作用及对pathways in cancer的影响。方法:建立H22肝癌皮下荷瘤模型,随机分为模型对照组、阳性对照组、蜘蛛香总黄酮高、低剂量组。给药10 d后,解剖称取瘤重,计算抑瘤率,并应用小鼠全基因组基因芯片考察蜘蛛香总黄酮对瘤组织pathways in cancer的影响。结果:与模型对照组相比,阳性对照组、蜘蛛香总黄酮高、低剂量组的平均瘤重明显下降(P<0.01,P<0.05,P<0.05),各组抑瘤率分别为45.32%、30.06%、25.97%。给药组pathways in cancer中有17个基因表达同时发生了显著性变化,其中Ccne2、Cdkn2b、Ctbp2、Mmp1a、Myc和Vegfa的表达发生了上调,而Vegfc、Csf1r、Epas1、Figf、Fzd9、Igf1、Pdgfra、Pik3r1、Prkcb、Tcf7l1和Tcf7l2的表达发生了下调,主要从细胞周期调控、PI3K-AKT途径、Wnt途径抑制肿瘤增殖、迁移,促进其凋亡。结论:蜘蛛香总黄酮具有一定的抗肝癌活性,作用机理可能与调节pathways in cancer的信号转导相关。展开更多
基金supported by the European Union in the MSCA4Ukraine Project“Design and Development of 3D-Printed Medicines for Bioactive Materials of Ukrainian and Estonian Medicinal Plants Origin”(ID Number 1232466).
文摘Valeriana officinalis L.is a plant from the Caprifoliaceae family,which is widely distributed in various parts of the world,especially in Europe and Asia.All species of Valeriana are distinguished by their ability to synthesize essen-tial oil,which has a powerful effect on the physiological and mental aspects of the human body.The aim was to study the qualitative and quantitative composition of essential oil from valerian roots,collected in different coun-tries,using the gas chromatography method,and to establish marker compounds for valerian species.13 samples of commercial roots with rhizomes of V.officinalis from nine countries of the world and a sample of Valeriana pratensis and Valeriana stolonifera growing in Ukraine were selected for the study.The essential oil was obtained from dried valerian roots by the distillation method described in the European Pharmacopoeia.To determine the component composition of the essential oils of the selected samples,the methods of gas chromatography with a mass spectrometric detector and capillary gas chromatography were used.The commercial samples of V.offici-nalis from different countries yielded 0.21%–1.03%of essential oil.Only six of 13 samples contained essential oil in an amount that satisfies the requirement of the European Pharmacopoeia standard(not less than 4 mL/kg).150 compounds were identified in the essential oils of 13 samples of V.officinalis essential oils.The range and average content and coefficients of variation of the identified compounds were determined.The principal com-pounds of V.officinalis essential oils were bornyl acetate(1.6%–27.1%),valeranone(0.5%–17.9%),valerenal(0%–14.7%),camphene(0%–14.6%),α-fenchene(0%–10.6%),and valerenic acid(0%–8.5%).The samples of V.pratensis and V.stolonifera yielded rather high levels of essential oil(1.18%and 0.93%,respectively).Three chemotypes of V.officinalis samples were determined-bornyl acetate/valerenal,valeranone,and isovaleric acid.The composition of the three essential oils compared was rather similar.Based on the study results,we propose the following marker compounds for V.officinalis consistently present in all 16 examined samples:bornyl acetate(1.6%–27.1%),limonene(0.2–2.3),and valeranone(0.5%–17.9%).The study of samples from Ukraine indicates the prospects of using these species of the genus Valeriana with the aim of expanding the raw material base and creating potential herbal preparations with a sedative effect,which are extremely necessary for the population of the country in the war and post-war periods.
文摘目的:探讨蜘蛛香总黄酮对肝癌H22小鼠抗肿瘤作用及对pathways in cancer的影响。方法:建立H22肝癌皮下荷瘤模型,随机分为模型对照组、阳性对照组、蜘蛛香总黄酮高、低剂量组。给药10 d后,解剖称取瘤重,计算抑瘤率,并应用小鼠全基因组基因芯片考察蜘蛛香总黄酮对瘤组织pathways in cancer的影响。结果:与模型对照组相比,阳性对照组、蜘蛛香总黄酮高、低剂量组的平均瘤重明显下降(P<0.01,P<0.05,P<0.05),各组抑瘤率分别为45.32%、30.06%、25.97%。给药组pathways in cancer中有17个基因表达同时发生了显著性变化,其中Ccne2、Cdkn2b、Ctbp2、Mmp1a、Myc和Vegfa的表达发生了上调,而Vegfc、Csf1r、Epas1、Figf、Fzd9、Igf1、Pdgfra、Pik3r1、Prkcb、Tcf7l1和Tcf7l2的表达发生了下调,主要从细胞周期调控、PI3K-AKT途径、Wnt途径抑制肿瘤增殖、迁移,促进其凋亡。结论:蜘蛛香总黄酮具有一定的抗肝癌活性,作用机理可能与调节pathways in cancer的信号转导相关。
