The preparation and bioactivities of (-)-isovelleral

被引:17
作者
Jonassohn, M
Hjertberg, R
Anke, H
Dekermendjian, K
Szallasi, A
Thines, E
Witt, R
Sterner, O
机构
[1] UNIV KAISERSLAUTERN,DEPT BIOTECHNOL,D-67663 KAISERSLAUTERN,GERMANY
[2] ST HANS HOSP,DEPT BIOCHEM,DK-4000 ROSKILDE,DENMARK
[3] WASHINGTON UNIV,SCH MED,DEPT ANAT & NEUROBIOL,ST LOUIS,MO 63110
关键词
D O I
10.1016/S0968-0896(97)00055-2
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
The resolution of synthetic (+/-)-isovelleral (1), via chromatographic separation of the two diastereomers of the (-)-menthoxyacetic acid diester of the corresponding (+/-)-diol (3), yielded both enantiomers of the bioactive fungal metabolite (+)-isovelleral (1). While the antimicrobial and cytotoxic activities of the two enantiomers are comparable, natural (+)-1 is approximately 10 times more mutagenic towards Ames' tester strain TA98 than (-)-1. The two enantiomers of the cyclopropane ring isomer 2 also possess negligible mutagenicity compared to (+)-1. Both (+)-1 and (-)-1 have the same affinity for the vanilloid receptor, but significant different affinity for the dopamine D1 receptor. (C) 1997 Elsevier Science Ltd.
引用
收藏
页码:1363 / 1367
页数:5
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