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Studies on Transformed Panax notoginseng by Aspergillus terreus

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Author:
No author available
Journal Title:
Natural Product Research and Development
Issue:
8
DOI:
10.3969/j.issn.1001-6880.2012.08.002
Key Word:
土生曲霉;三七;转化;人参皂苷;三七皂苷

Abstract: 从土壤真菌中筛选出直接转化中药材三七化学成分的菌株YM31966,经鉴定该菌株为土生曲霉(Aspergillus terreus).以固态转化方式,结合化学提取分离方法,通过高效液相色谱、核磁共振及质谱等波谱检测,该菌株转化三七产物由三七皂苷nR2 、RX1和人参皂苷Rg1、Rd、Rh1、Rh4构成主体成分,而原三七成分Rb1、Rc、Re和R1、R3,R6等物质被分解.结果表明,土生曲霉是一株能转化中药材三七的微生物,它具有改变原三七化学成分,形成新化合物,以及提高某些原化合物成分含量的作用.

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