Six new steroidal saponins (1-6) were isolated from the roots of A. acutifolius L., together with a known spirostanol glycoside (7). Their structures were elucidated mainly by extensive spectroscopic analysis (1D and 2D NMR, FABMS and HRESIMS). Compounds 4-7 demonstrated antifungal activity against the human pathogenic yeasts C. albicans, C. glabrata and C. tropicalis with MICs values between 12.5 and 100 mu g/ml. (C) 2007 Elsevier Ltd. All rights reserved.
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Chinese Acad Sci, Kunming Inst Bot, State Key Lab Phytochem & Plant Resources W China, Kunming 650204, Peoples R ChinaChinese Acad Sci, Kunming Inst Bot, State Key Lab Phytochem & Plant Resources W China, Kunming 650204, Peoples R China
Liu, H. -Y.
Ni, W.
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Chinese Acad Sci, Kunming Inst Bot, State Key Lab Phytochem & Plant Resources W China, Kunming 650204, Peoples R ChinaChinese Acad Sci, Kunming Inst Bot, State Key Lab Phytochem & Plant Resources W China, Kunming 650204, Peoples R China
Ni, W.
Hao, X. -J.
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Chinese Acad Sci, Kunming Inst Bot, State Key Lab Phytochem & Plant Resources W China, Kunming 650204, Peoples R ChinaChinese Acad Sci, Kunming Inst Bot, State Key Lab Phytochem & Plant Resources W China, Kunming 650204, Peoples R China
Hao, X. -J.
Chen, C. -X.
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Chinese Acad Sci, Kunming Inst Bot, State Key Lab Phytochem & Plant Resources W China, Kunming 650204, Peoples R ChinaChinese Acad Sci, Kunming Inst Bot, State Key Lab Phytochem & Plant Resources W China, Kunming 650204, Peoples R China
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Beijing Inst Radiat Med, Beijing 100850, Peoples R China
Tianjin Univ Tradit Chinese Med, Tianjin 300193, Peoples R China
China Acad Chinese Med Sci, Natl Resource Ctr Chinese Mat Med, State Key Lab Dao di Herbs, Beijing 100700, Peoples R ChinaBeijing Inst Radiat Med, Beijing 100850, Peoples R China
Kang, Li-Ping
Wu, Ke-Lei
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Beijing Inst Radiat Med, Beijing 100850, Peoples R China
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Wu, Ke-Lei
Yu, He-Shui
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Beijing Inst Radiat Med, Beijing 100850, Peoples R China
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Yu, He-Shui
Pang, Xu
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Pang, Xu
Liu, Jie
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Tianjin Univ Tradit Chinese Med, Tianjin 300193, Peoples R ChinaBeijing Inst Radiat Med, Beijing 100850, Peoples R China
Liu, Jie
Han, Li-Feng
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Tianjin Univ Tradit Chinese Med, Tianjin 300193, Peoples R ChinaBeijing Inst Radiat Med, Beijing 100850, Peoples R China
Han, Li-Feng
Zhang, Jie
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Zhao, Yang
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Tianjin Univ Tradit Chinese Med, Tianjin 300193, Peoples R ChinaBeijing Inst Radiat Med, Beijing 100850, Peoples R China
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Liu, Chao
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Cong, Yu-Wen
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Beijing Inst Radiat Med, Beijing 100850, Peoples R ChinaBeijing Inst Radiat Med, Beijing 100850, Peoples R China
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Ma, Bai-Ping
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Xi An Jiao Tong Univ, Sch Med, Fac Pharm, Xian 710061, Peoples R ChinaXi An Jiao Tong Univ, Sch Med, Fac Pharm, Xian 710061, Peoples R China
Liu, Xia
Zhang, Hui
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Xi An Jiao Tong Univ, Sch Med, Fac Pharm, Xian 710061, Peoples R China
Therapeut Vaccines Res Ctr Shaanxi Prov, Xian 710061, Peoples R ChinaXi An Jiao Tong Univ, Sch Med, Fac Pharm, Xian 710061, Peoples R China
Zhang, Hui
Niu, Xiao-Feng
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Xin, Wei
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Xi An Jiao Tong Univ, Sch Med, Fac Pharm, Xian 710061, Peoples R ChinaXi An Jiao Tong Univ, Sch Med, Fac Pharm, Xian 710061, Peoples R China
Xin, Wei
Qi, Lin
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Xi An Jiao Tong Univ, Sch Med, Fac Pharm, Xian 710061, Peoples R ChinaXi An Jiao Tong Univ, Sch Med, Fac Pharm, Xian 710061, Peoples R China