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    • 4. 发明公开
    • NANOVESICLES DERIVED FROM CELL MEMBRANE, AND USE THEREOF
    • 来源于细胞膜的纳米材料及其应用
    • EP3251659A1
    • 2017-12-06
    • EP15882787.3
    • 2015-08-24
    • Postech Academy-Industry Foundation
    • GHO, Yong SongCHOI, Dong-SicGO, Gyeongyun
    • A61K9/127A61K47/50A61K48/00A61K49/00
    • A61K9/1273A61K9/5068A61K9/5089A61K9/5192A61K31/704A61K31/713A61K33/26A61K38/465A61K47/50A61K48/00A61K49/00A61K49/0067A61K49/0086C12Y301/27005
    • The present invention relates to cell membrane-derived nanovesicles, a method of preparing the same, and a pharmaceutical composition and a diagnostic kit using the nanovesicles. The cell membrane-derived nanovesicles according to the present invention may prevent the occurrence of potential side effects because intracellular materials (e.g., genetic materials and cytosolic proteins) unnecessary for delivery of therapeutic or diagnostic substances are removed from the nanovesicles. In addition, since the nanovesicles may be targeted to the specific types of cells or tissues, therapeutic or diagnostic substances may be predominantly delivered to the targeted cells or tissues while delivery of therapeutic or diagnostic substances to untargeted sites may be inhibited. Therefore, when the cell membrane-derived nanovesicles are applied to disease treatment, the side effects of therapeutic substances such as drugs may be reduced, so that suffering and inconvenience of patients may be alleviated during the course of treating diseases, and therapeutic efficacy may be improved. In addition, the cell membrane-derived nanovesicles of the present invention, in which substances for the treatment or diagnosis of diseases are loaded, and a method of preparing the nanovesicles may be used in vitro or in vivo for therapeutic or diagnostic purposes, or for experimental use.
    • 本发明涉及细胞膜衍生的纳米囊泡及其制备方法,以及使用该纳米囊泡的药物组合物和诊断试剂盒。 根据本发明的细胞膜衍生纳米囊泡可防止潜在副作用的发生,因为从纳米囊泡中去除了用于递送治疗或诊断物质的细胞内物质(例如,遗传物质和胞质蛋白)。 另外,由于纳米囊泡可以靶向特定类型的细胞或组织,所以治疗或诊断物质可以主要递送至靶细胞或组织,而治疗或诊断物质向非靶向位点的递送可以被抑制。 因此,将细胞膜来源的纳米囊泡应用于疾病治疗时,可以减少药物等治疗物质的副作用,从而可以在治疗疾病的过程中减轻患者的痛苦和不便,并且治疗效果可能是 改进。 另外,本发明的细胞膜衍生纳米囊泡,其中加载用于治疗或诊断疾病的物质,以及制备纳米囊泡的方法可以体外或体内用于治疗或诊断目的,或用于 实验使用。