Ionic molecular conjugates of biodegradable polyesters and bioactive
polypeptides
    6.
    发明授权
    Ionic molecular conjugates of biodegradable polyesters and bioactive polypeptides 失效
    生物降解聚酯和生物活性多肽的离子分子共轭物

    公开(公告)号:US5672659A

    公开(公告)日:1997-09-30

    申请号:US464735

    申请日:1995-06-29

    摘要: A composition including a polyester containing one or more free COOH groups ionically conjugated with a bioactive polypeptide comprising at least one effective ionogenic amine, wherein the polyester contains a member selected from the group of L-lactic acid, D-lactic acid, DL-lactic acid, .epsilon.-caprolactone, p-dioxanone, .epsilon.-caprolic acid, alkylene oxalate, cycloalkylene oxalate, alkylene succinate, .beta.-hydroxybutyrate, substituted or unsubstituted trimethylene carbonate, 1,5-dioxopan-2-one, 1,4-dioxepan-2-one, glycolide, glycolic acid, L-lactide, D-lactide, DL-lactide, meso-lactide, and any optically active isomers, racemates or copolymers thereof, and at least 50%, by weight, of the polypeptide present in the composition is ionically conjugated to said polyester.

    摘要翻译: PCT No.PCT / US94 / 00148 Sec。 371日期:1995年6月29日 102(e)日期1995年6月29日PCT 1994年1月5日PCT PCT。 出版物WO94 / 15587 日期1994年7月21日包含含有一种或多种游离COOH基团的组合物的组合物,所述游离COOH基团与包含至少一种有效的离子型胺的生物活性多肽离子地缀合,其中所述聚酯包含选自L-乳酸,D-乳酸 酸,DL-乳酸,ε-己内酯,对二恶烷酮,ε-己内酯,草酸亚烷基酯,草酸亚环烷基酯,琥珀酸亚烷基酯,β-羟基丁酸酯,取代或未取代的三亚甲基碳酸亚乙酯,1,5-二氧杂戊-2-酮,1 ,4-二氧杂环庚烷-2-酮,乙交酯,乙醇酸,L-丙交酯,D-丙交酯,DL-丙交酯,内消旋丙交酯及其任何光学活性异构体,外消旋体或其共聚物,和至少50重量% 存在于组合物中的多肽与所述聚酯离子共轭。