Bile acid unsaturated derivatives and pharmaceutical compositions
申请人:Giuliani S.p.A.
公开号:US05096898A1
公开(公告)日:1992-03-17
Bile acid derivatives of formula I ##STR1## wherein: R is hydrogen or hydroxy; X is a carboxy or a SO.sub.3 H group, have valuable pharmacologic properties.
Amphiphilic bile acids linked through an oligoethylene glycol to a biotin moiety were synthesized and shown to create micellar structures in aqueous environment, interact with avidin and be efficiently incorporated into hepatocyte cells, suggesting their potential as a drug delivery system against liver diseases.