Betulinic acid (1) significantly caused cytotoxicity to endothelial cell line ECV304 (IC50 1.26 +/- 0.44 mug/mL) in a 5-day MTT assay. Novel and more potent derivatives of betulinic acid (2, 4, 6-8) have been synthesized with IC50 less than 0.4 mug/mL. The endothelial cell specificity against human tumor cell lines DU145, L132, A549, and PA-1 were determined. Further betulinic acid (1) inhibited TLS formation of ECV304 cells on Matrigel(TM) by 5.5% while its derivatives caused an inhibition of 13.1-49.2%. (C) 2004 Elsevier Ltd. All rights reserved.
机构:
Nanjing Normal Univ, Ctr New Drug Res & Dev, Coll Life Sci, Nanjing 210023, Jiangsu, Peoples R ChinaNanjing Normal Univ, Ctr New Drug Res & Dev, Coll Life Sci, Nanjing 210023, Jiangsu, Peoples R China
Jing, Yue
Wang, Gang
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Nanjing Normal Univ, Ctr New Drug Res & Dev, Coll Life Sci, Nanjing 210023, Jiangsu, Peoples R ChinaNanjing Normal Univ, Ctr New Drug Res & Dev, Coll Life Sci, Nanjing 210023, Jiangsu, Peoples R China
Wang, Gang
Ge, Ying
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Nanjing Normal Univ, Ctr New Drug Res & Dev, Coll Life Sci, Nanjing 210023, Jiangsu, Peoples R ChinaNanjing Normal Univ, Ctr New Drug Res & Dev, Coll Life Sci, Nanjing 210023, Jiangsu, Peoples R China
Ge, Ying
Xu, Minjie
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Nanjing Normal Univ, Ctr New Drug Res & Dev, Coll Life Sci, Nanjing 210023, Jiangsu, Peoples R ChinaNanjing Normal Univ, Ctr New Drug Res & Dev, Coll Life Sci, Nanjing 210023, Jiangsu, Peoples R China
Xu, Minjie
Gong, Zhunan
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Nanjing Normal Univ, Ctr New Drug Res & Dev, Coll Life Sci, Nanjing 210023, Jiangsu, Peoples R ChinaNanjing Normal Univ, Ctr New Drug Res & Dev, Coll Life Sci, Nanjing 210023, Jiangsu, Peoples R China
机构:
Kyung Hee Univ, Dept Pharmaceut Biochem, Seoul 130701, South Korea
Kyung Hee Univ, Dept Life & Nanopharmaceut Sci, Seoul 130701, South KoreaKyung Hee Univ, Dept Pharmaceut Biochem, Seoul 130701, South Korea
Choi, Hye-Eun
Choi, Jung-Hye
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Kyung Hee Univ, Dept Life & Nanopharmaceut Sci, Seoul 130701, South Korea
Kyung Hee Univ, Dept Oriental Pharmaceut Sci, Coll Pharm, Seoul 130701, South KoreaKyung Hee Univ, Dept Pharmaceut Biochem, Seoul 130701, South Korea
Choi, Jung-Hye
Lee, Jae Yeol
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Kyung Hee Univ, Coll Sci, Res Inst Basic Sci, Seoul 130701, South Korea
Kyung Hee Univ, Coll Sci, Dept Chem, Seoul 130701, South KoreaKyung Hee Univ, Dept Pharmaceut Biochem, Seoul 130701, South Korea
Lee, Jae Yeol
Kim, Je Hak
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Boryung Pharm Co Ltd, Cent Res Inst, Ansan 425839, Kyungki Do, South KoreaKyung Hee Univ, Dept Pharmaceut Biochem, Seoul 130701, South Korea
Kim, Je Hak
Kim, Ji Han
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Boryung Pharm Co Ltd, Cent Res Inst, Ansan 425839, Kyungki Do, South KoreaKyung Hee Univ, Dept Pharmaceut Biochem, Seoul 130701, South Korea
Kim, Ji Han
Lee, Joon Kwang
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Boryung Pharm Co Ltd, Cent Res Inst, Ansan 425839, Kyungki Do, South KoreaKyung Hee Univ, Dept Pharmaceut Biochem, Seoul 130701, South Korea
Lee, Joon Kwang
Kim, Gyu Il
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Boryung Pharm Co Ltd, Cent Res Inst, Ansan 425839, Kyungki Do, South KoreaKyung Hee Univ, Dept Pharmaceut Biochem, Seoul 130701, South Korea
Kim, Gyu Il
Park, Yong
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Boryung Pharm Co Ltd, Cent Res Inst, Ansan 425839, Kyungki Do, South KoreaKyung Hee Univ, Dept Pharmaceut Biochem, Seoul 130701, South Korea
Park, Yong
Chi, Yong Ha
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Boryung Pharm Co Ltd, Cent Res Inst, Ansan 425839, Kyungki Do, South KoreaKyung Hee Univ, Dept Pharmaceut Biochem, Seoul 130701, South Korea
Chi, Yong Ha
Paik, Soo Heui
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Boryung Pharm Co Ltd, Cent Res Inst, Ansan 425839, Kyungki Do, South KoreaKyung Hee Univ, Dept Pharmaceut Biochem, Seoul 130701, South Korea
Paik, Soo Heui
Lee, Joo Han
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Boryung Pharm Co Ltd, Cent Res Inst, Ansan 425839, Kyungki Do, South KoreaKyung Hee Univ, Dept Pharmaceut Biochem, Seoul 130701, South Korea
Lee, Joo Han
Lee, Kyung-Tae
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Kyung Hee Univ, Dept Pharmaceut Biochem, Seoul 130701, South Korea
Kyung Hee Univ, Dept Life & Nanopharmaceut Sci, Seoul 130701, South KoreaKyung Hee Univ, Dept Pharmaceut Biochem, Seoul 130701, South Korea