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Characterization of Triterpenoid Saponins in Astragalus membranaceus using UPLC_DAD-QToF/MS
Ju Hyung Kim,Heon-Woong Kim,Suji Lee,Ryeong Ha Kwon,So-Jeong Lee,Hyemin Na,Chi-Do Wee,Seon Mi Yoo,Sang Hoon Lee 한국식품영양과학회 2021 한국식품영양과학회 학술대회발표집 Vol.2021 No.10
Astragalus membranaceus is a member of legume family. It has been used as a traditional medicine and reported as potential therapeutic effects including immunostimulant, antioxidative and antitumor properties. In this study, fourty triterpenoid saponins were analyzed from roots of Astragalus membranaceus using UPLC-DAD-QToF/MS. They are classified with cycloastragenol and cycloartane types. Among of them, seventeen saponins were tentatively identified by eight standards and constructed saponin library. astragaloside IV, astragaloside III, astragaloside II, astragaloside I, malonylastragaloside I were shown as major saponins, and these saponins contain common aglycone, cycloastragenol, which is substituted with different sugar moieties at the C-3 or C-6 positions. Especially, malonylastragaloside II, malonylisoastragaloside II were elucidated as new compounds in roots of Astragalus. This results provide a fundamental data that the composition of Astragalus saponins and development of functional products.
CRISPR/Cas9-mediated knockout of NKX3.1 leads to adenoma and hyperplasia in prostate of C57BL/6 mice
Jin Ju Park,Ji Won Park,Ji Eun Kim,Mi Rim Lee,Jun Young Choi,Bo Ram Song,Hye Ryeong Kim,Byeong Cheol Kang,Dae Youn Hwang,Mi Ju Kang,Su Ji Bae,Hyeon Jun Choi,Yu Sang Choi,Young Ju Lee,Jun Go 한국실험동물학회 2019 한국실험동물학회 학술발표대회 논문집 Vol.2019 No.1