会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 5. 发明公开
    • 양이온성 지질을 포함하는 음이온성 약물 전달체 및 그 제조방법
    • 携带包含阳离子脂肪的负荷药物及其制备方法
    • KR1020120078661A
    • 2012-07-10
    • KR1020110147557
    • 2011-12-30
    • 주식회사 삼양바이오팜
    • 최성원나문호손지연서민효
    • A61K9/127A61K47/48A61K47/06
    • A61K47/16A61K9/107A61K9/1075A61K9/1272A61K31/713A61K47/18A61K47/34A61K47/59A61K47/595C12N15/88A61K9/127A61K47/06A61K47/50
    • PURPOSE: An anionic drug delivery system containing cationic lipid and a method for preparing the same are provided to enhance anionic drug stability in the body and improve treatment efficiency. CONSTITUTION: A drug delivery system for delivering anionic drugs contains a cationic lipid of chemical formula 1. The anionic drug is an antisense oligonucleotide, aptamer, or siRNA. A method for preparing the drug delivery system comprises a step of reacting oligoalkylene amine of chemical formula 2 with acryl halide of fatty acid of chemical formula 3 and acyl halide of fatty acid of chemical formula 4. A pharmaceutical composition contains the anionic drug and cationic lipid of chemical formula 1. The composition is prepared in the form of a liposome, micelle, emulsion, or nanoparticle. A pharmaceutical composition with a micelle formulation contains the anionic drug, cationic lipid, and amphiphilic block copolymers.
    • 目的:提供含有阳离子脂质的阴离子药物递送系统及其制备方法,以增强体内阴离子药物的稳定性并提高治疗效率。 构成:用于递送阴离子药物的药物递送系统含有化学式1的阳离子脂质。阴离子药物是反义寡核苷酸,适体或siRNA。 制备药物递送系统的方法包括使化学式2的低聚亚烷基胺与化学式3的脂肪酸的丙烯酰卤和化学式4的脂肪酸的酰基卤反应的步骤。药物组合物含有阴离子药物和阳离子脂质 化学式1.组合物以脂质体,胶束,乳剂或纳米颗粒的形式制备。 具有胶束制剂的药物组合物含有阴离子药物,阳离子脂质和两亲性嵌段共聚物。