磺基糖酵解是一种代谢途径,专门用于将磺基糖磺基古诺糖(SQ)分解为较小的有机硫片段。每年估计有100亿吨SQ通量通过糖基糖酵解途径,这使其成为生物地球化学硫循环的重要方面。描述磺基糖酵解的分子细节需要这些途径中各种代谢物的真实样品。为此,我们已经建立了化学和化学酶促方法,用于合成关键的有机硫代谢物磺基喹硫基甘油SQ(也在13 C 6中-标记的形式),亚铁果糖,亚果糖-1-磷酸盐,巯基乙醛和2,3-二羟基丙烷磺酸盐,以及通往发色磺基喹硫糖苷酶底物4-硝基苯基α-磺基奎奴糖苷的改进途径。
磺基糖酵解是一种代谢途径,专门用于将磺基糖磺基古诺糖(SQ)分解为较小的有机硫片段。每年估计有100亿吨SQ通量通过糖基糖酵解途径,这使其成为生物地球化学硫循环的重要方面。描述磺基糖酵解的分子细节需要这些途径中各种代谢物的真实样品。为此,我们已经建立了化学和化学酶促方法,用于合成关键的有机硫代谢物磺基喹硫基甘油SQ(也在13 C 6中-标记的形式),亚铁果糖,亚果糖-1-磷酸盐,巯基乙醛和2,3-二羟基丙烷磺酸盐,以及通往发色磺基喹硫糖苷酶底物4-硝基苯基α-磺基奎奴糖苷的改进途径。
Synthesis and In Vitro Biological Properties of Novel Cationic Derivatives of Amphotericin B
作者:Valérie Paquet、Astrid A. Volmer、Erick M. Carreira
DOI:10.1002/chem.200701237
日期:2008.3.7
Novel cationic amphotericinBderivatives as highly potent antifungal agents are reported. These semi-synthetic derivatives of amphotericinB were elaborated through a series of modifications both on the nitrogen atom of the mycosamine and on the C-16 carboxylic acid moiety. The antifungal activity of the new conjugates was tested against Saccharomyces cerevisiae and also against nine different strains