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    • 6. 发明公开
    • IMPROVED NANOPARTICLE TYPE OLIGONUCLEOTIDE STRUCTURE HAVING HIGH EFFICIENCY AND METHOD FOR PREPARING SAME
    • WITH其制造效率高,方法,通过改进寡核苷酸纳米微粒结构
    • EP3018208A1
    • 2016-05-11
    • EP14819529.0
    • 2014-07-04
    • Bioneer Corporation
    • PARK, Han OhCHAE, JeiwookYOON, Pyoung OhHAN, BoramCHOI, Gi-EunKO, YounghoKWON, TaewooLEE, Jae DonKIM, Sun Gi
    • C12N15/113C07H21/00A61K48/00
    • The present invention relates to an oligonucleotide structure and a method for preparing the same and, more particularly, to an oligonucleotide structure in which a polymer compound is linked to an oligonucleotide via a covalent bond to improve in vivo stability of the oligonucleotide and cellular delivery efficiency of the oligonucleotide; and to a method for preparing the same. The oligonucleotide structure is improved into a homogenous material, thereby solving the problem in material verification due to polydispersion characteristics occurring when a hydrophilic material linked to the oligonucleotide is a synthetic polymer; the nucleotide structure is easy to synthesize compared with the existing process; and the size of a double helix oilgo-RNA structure can be accurately adjusted through the control of the number of repetitions of a hydrophilic material block, and thus, the gene expression regulation function of the oligonucleotide does not deteriorate through the synthesis of the optimized oligonucleotide structure, and the oligonucleotide can be delivered into cells at even a relatively low-concentration dosage. Therefore, the oligonucleotide structure of the present invention can be useful as a novel type oligonucleotide delivery system as well as a tool for treating cancers, infectious diseases, and the like.
    • 本发明涉及到在寡核苷酸结构内,并用于制备方法中的相同,并且,更具体地,涉及在寡核苷酸结构,其中的聚合物化合物通过共价键连接到在寡核苷酸在所述寡核苷酸的体内稳定性和细胞递送效率,以改善 寡核苷酸; 以及用于制备其的方法。 所述寡核苷酸结构进行了改进成均匀的材料,从而解决该问题,在材料验证由于多分散性的特征时发生连接到寡核苷酸的亲水性材料是合成聚合物; 对核苷酸结构是易于合成与现有的工艺相比; 和双螺旋oilgo RNA结构的尺寸可以精确地设置为通过亲水性材料块的重复数的控制来调整,因此,寡核苷酸的基因表达调控功能不通过优化寡核苷酸的合成恶化 结构,并且所述寡核苷酸可以在即使是相对低浓度的剂量被递送到细胞中。 因此,本发明的寡核苷酸结构可以是作为一种新的类型的寡核苷酸递送系统以及用于治疗癌症,感染性疾病的工具,等是有用的。