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    • 5. 发明授权
    • Adhesive drug delivery composition
    • 胶粘剂药物输送组合物
    • US06355276B1
    • 2002-03-12
    • US08234723
    • 1994-04-28
    • Lisbeth IllumPaul WilliamsAntony James Caston
    • Lisbeth IllumPaul WilliamsAntony James Caston
    • A61K916
    • A61K9/5052A61K9/167Y02A50/473
    • Adhesive material from the fimbriae (esp. Type 1) of bacteria or synthetic analogues or fragments thereof is combined with a drug to provide for attachment to the gut of a mammal, thereby prolonging the transit time of the drug through the gut. The 28 kDa polypeptide from E. coli Type 1 fimbriae is the preferred adhesive material (“adhesin”). The drug is presented in a carrier such as albumin, a polylactide/glycolide copolymer or alginate microcapsules. The adhesin may be incorporated in the carrier during preparation thereof, adsorbed onto the carrier after preparation, or covalently linked thereto, for example with carbodiimide.
    • 来自细菌(特别是1型)的细菌或合成类似物或其片段的粘合剂材料与药物组合以提供与哺乳动物的肠道连接,从而延长药物通过肠道的通过时间。 来自大肠杆菌1型菌毛的28kDa多肽是优选的粘合剂材料(“粘附素”)。 药物存在于载体如白蛋白,聚丙交酯/乙交酯共聚物或藻酸盐微胶囊中。 粘附素可以在其制备过程中加入到载体中,在制备后吸附到载体上或与其共价连接,例如与碳二亚胺形成。
    • 6. 发明授权
    • Drug delivery compositions
    • 药物输送组合物
    • US5744166A
    • 1998-04-28
    • US576877
    • 1995-12-21
    • Lisbeth Illum
    • Lisbeth Illum
    • A61K9/00A61K47/36A61K47/48A61K9/50A61K9/14A61K9/20
    • A61K9/0014A61K47/36A61K47/4823A61K9/0043
    • Compositions for delivery of pharmacologically active agents and methods for their administration are provided. In one embodiment, the compositions include a complex of a polycationic polymer and a pharmacologically active agent in a pharmaceutically acceptable carrier. The compositions in one embodiment permit transport of pharmacologically active compounds across mucosal membranes for systemic delivery. The polycationic polymer may be, for example, a polycationic carbohydrate such as a chitosan or a chitosan salt or derivative. The therapeutic agent a preferred embodiment is a vaccine or a nucleic acid, such as a gene or antisense oligonucleotide. The composition may be provided in different forms such as a solution, dispersion, powder or in the form of microspheres.
    • 提供用于递送药理学活性剂的组合物及其给药方法。 在一个实施方案中,组合物包括在可药用载体中的聚阳离子聚合物和药理活性剂的复合物。 在一个实施方案中的组合物允许药物活性化合物跨越粘膜进行系统递送。 聚阳离子聚合物可以是例如聚阳离子碳水化合物如壳聚糖或壳聚糖盐或衍生物。 治疗剂优选的实施方案是疫苗或核酸,例如基因或反义寡核苷酸。 组合物可以以不同形式提供,例如溶液,分散体,粉末或微球形式。