主题：【已应助】30分求助5篇英文，多谢各位！

【序号】：1
【作者】：Radwan MM, Farooq A, El-Sebakhy NA, Asaad AM, Toaima SM, Kingston DG.
【题名】：Acetals of three new cycloartane-type saponins from Egyptian collections of Astragalus tomentosus
【期刊】：J Nat Prod.
【年、卷、期、起止页码】：2004 Mar;67(3):487-90.
【全文链接】：http://www.ncbi.nlm.nih.gov/pubmed/15043441

【序号】：2
【作者】：Nadia A. El-Sebakhy, Aya M. Asaad,
【题名】：Antimicrobial isoflavans from Astragalus species
【期刊】：Phytochemistry
【年、卷、期、起止页码】：Volume 36, Issue 6, 1 August 1994, Pages 1387–1389
【全文链接】：http://www.sciencedirect.com/science/article/pii/S0031942200897289

【序号】：3
【作者】：Baratta MT, Ruberto G.
【题名】：Cycloartane triterpene glycosides from Astragalus siculus
【期刊】：Planta Med.
【年、卷、期、起止页码】：1997 Jun;63(3):280-2.
【全文链接】：https://www.thieme-connect.com/DOI/DOI?10.1055/s-2006-957677

【序号】：4
【作者】： Gülcemal D, Masullo M, Bedir E, Festa M, Karayıldırım T, Alankus-Caliskan O, Piacente S.
【题名】：Triterpene glycosides from Astragalus angustifolius.
【期刊】：Planta Med.
【年、卷、期、起止页码】：2012 May;78(7):720-9.
【全文链接】：https://www.thieme-connect.com/DOI/DOI?10.1055/s-0031-1298337

【序号】：5
【作者】：Derya Gülcemal,Milena Masullo,Assunta Napolitano
【题名】：Oleanane glycosides from Astragalus tauricolus: Isolation and structural elucidation based on a preliminary liquid chromatography-electrospray ionization tandem mass spectrometry profiling
【期刊】：Phytochemistry
【年、卷、期、起止页码】：Volume 86, February 2013, Pages 184–194
【全文链接】：http://www.sciencedirect.com/science/article/pii/S0031942212004311