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    • 1. 发明申请
    • NOVEL RNA-BINDING PROTEIN AND LABEL-FREE DETECTION METHOD FOR DETECTING MICRORNA USING SAME
    • 新型RNA结合蛋白和用于检测MICRORNA的无标记检测方法
    • WO2012033382A3
    • 2012-06-28
    • PCT/KR2011006710
    • 2011-09-09
    • KOREA RES INST OF BIOSCIENCEJUNG YONG WONCHUNG BONG HYUNLEE JEONG MIN
    • JUNG YONG WONCHUNG BONG HYUNLEE JEONG MIN
    • C07K19/00C12N15/62C12Q1/68G01N33/68
    • C12Q1/6809C07K14/47C07K14/52C07K2319/00C12N9/22C12Q2522/101C12Q2525/207
    • The present invention relates to a novel RNA-binding protein, to a composition comprising same for detecting microRNA, and to a label-free detection method for detecting microRNA using same. According to the present invention, the method for detecting microRNA using the RNA-binding protein, which is a fusion protein comprising a PAZ domain and a double stranded RNA-binding domain and which binds to double stranded RNA having an overhanging 3' terminal, is a label-free detection method for detecting microRNA without an enzymatic labeling process or enzymatic amplifying reaction, which may overcome the drawbacks of conventional microRNA analysis methods, that is, methods for analyzing microRNA after enzymatic labeling or methods for coupling an antibody to microRNA, wherein the drawbacks may include complicated processes, or difficulties developing an RNA-structure-specific antibody resulting from an instable RNA structure. Thus, the method of the present invention may be utilized in the study of gene expression in a variety of diseases, in the detection of diagnostic markers of diseases, and in the evaluation of drug efficacy.
    • 本发明涉及一种新型RNA结合蛋白,涉及包含其的用于检测微小RNA的组合物以及使用其检测微小RNA的无标记检测方法。 根据本发明,使用作为包含PAZ结构域和双链RNA结合结构域并与具有突出端3'末端的双链RNA结合的融合蛋白的RNA结合蛋白检测微小RNA的方法是 用于检测没有酶标记过程或酶促扩增反应的微RNA的无标记检测方法,其可以克服常规微RNA分析方法的缺点,即在酶标记之后分析微小RNA的方法或将抗体偶联到微小RNA上的方法,其中 缺点可能包括复杂的过程,或由不稳定的RNA结构产生的RNA结构特异性抗体的困难。 因此,本发明的方法可用于研究各种疾病中的基因表达,检测疾病的诊断标志物和药物功效的评价。
    • 3. 发明申请
    • WATER-SOLUBLE FLUORESCENT FULLERENE DERIVATIVE, AND PREPARATION METHOD THEREOF
    • 水溶性氟化物衍生物及其制备方法
    • WO2011136521A2
    • 2011-11-03
    • PCT/KR2011002991
    • 2011-04-25
    • KOREA RES INST OF BIOSCIENCECHUNG BONG HYUNJEONG JIN YOUNG
    • CHUNG BONG HYUNJEONG JIN YOUNG
    • C09K11/06
    • C07C41/06B82Y30/00C07C2604/00C09K11/06C09K2211/1011Y10S977/74Y10S977/847C07C43/196
    • The present invention relates to a water-soluble fluorescent fullerene derivative, and a preparation method thereof, and more specifically, to a method for preparing a water-soluble fluorescent fullerene derivative by mixing a fullerene and a ligand containing a hydroxyl group at end in a first solvent and reacting the mixture with a catalyst, thereby simply preparing a fullerene derivative with excellent fluorescence, and the water-soluble fluorescent fullerene derivative prepared thereby. It is possible to simply prepare a water-soluble fullerene derivative with strong fluorescence by using the preparation method of a water-soluble fluorescent fullerene derivative according to the present invention, to easily control the intensity and wavelength of fluorescent light according to the amount of fullerene and the type of catalyst, and to easily use the fullerene derivative as a biological fluorescent dye by containing a ligand with bioaffinity. The prepared fluorescent fullerene derivative is fluorescent and has excellent solubility in solvents, and thus can be useful in the biological, medical or nanotechnology field and the like.
    • 本发明涉及一种水溶性荧光富勒烯衍生物及其制备方法,更具体地说,涉及一种通过将富勒烯和末端具有羟基的配体混合而制备水溶性荧光富勒烯衍生物的方法 第一溶剂并使混合物与催化剂反应,从而简单地制备具有优异荧光的富勒烯衍生物,由此制备的水溶性荧光富勒烯衍生物。 可以通过使用本发明的水溶性荧光富勒烯衍生物的制备方法简单地制备具有强荧光的水溶性富勒烯衍生物,以容易地根据富勒烯的量控制荧光的强度和波长 和催化剂的类型,并且通过含有具有生物亲和性的配体容易地使用富勒烯衍生物作为生物荧光染料。 制备的荧光富勒烯衍生物是荧光的并且在溶剂中的溶解性优异,因此可用于生物,医学或纳米技术领域等。
    • 5. 发明申请
    • METHOD FOR MANUFACTURING UNIFORM SIZE POLYMERIC NANOPARTICLES CONTAINING POORLY SOLUBLE DRUGS
    • 制造含有不溶性药物的均匀聚合物纳米颗粒的方法
    • WO2009134091A3
    • 2010-02-11
    • PCT/KR2009002289
    • 2009-04-30
    • KOREA RES INST OF BIOSCIENCECHUNG BONG HYUNLIM YONG TAIKHAN JUNG HYUN
    • CHUNG BONG HYUNLIM YONG TAIKHAN JUNG HYUN
    • B82B3/00
    • A61K9/1652A61K9/5153A61K31/235A61K31/343A61K31/513A61K31/519A61K31/5415A61K31/573A61K31/585A61K31/704A61K31/7048B01D65/00C08J3/03Y10S516/929
    • The present invention relates to a method for manufacturing uniform size polymeric nanoparticles containing poorly soluble drugs, and more particularly, to a method for manufacturing uniform size polymeric nanoparticles containing poorly soluble drugs, including a first step of dissolving a biodegradable polymer in a non-volatile polar organic solvent, a second step of adding poorly soluble drugs to water and the biodegradable polymer solution to produce a dispersion, and a third step of adding the dispersion to emulsifier solutions in a batch under the condition of low mechanical energy level stirring. The polymeric nanoparticles of the present invention is capable of manufacturing nano-sized small and uniform polymeric nanoparticles through a simple method of employing a non-volatile polar solvent, especially a solvent having a polarity similar to that of water, as a solvent for a mixture solution of biodegradable polymer and poorly soluble materials, and using a low mechanical energy condition and batch-adding of dispersion in an emulsifying process. The polymeric nanoparticles of the present invention are advantageous in that the dissolution rate of the poorly soluble drugs contained in polymeric particles is dramatically improved, and the poorly soluble drugs are gradually and steadily released and maintained at a constant density over a long period of time.
    • 本发明涉及一种制备均匀尺寸的含有难溶性药物的聚合物纳米颗粒的方法,更具体地说,涉及一种制备均匀尺寸的含有难溶性药物的聚合物纳米颗粒的方法,包括将生物可降解聚合物溶解在非挥发性物质中的第一步骤 极性有机溶剂,向水中添加难溶性药物和生物降解性聚合物溶液以产生分散体的第二步骤,以及在低机械能级搅拌的条件下将分散体分批加入到乳化剂溶液中的第三步骤。 本发明的聚合物纳米颗粒能够通过使用非挥发性极性溶剂,特别是极性类似于水的溶剂的简单方法作为混合物的溶剂来制造纳米尺寸的小且均匀的聚合物纳米颗粒 可生物降解聚合物和难溶物质的溶液,并使用低机械能条件和在乳化过程中分批添加分散体。 本发明的聚合物纳米颗粒的优点在于,包含在聚合物颗粒中的难溶性药物的溶解速度显着提高,并且难溶性药物在长时间内逐渐稳定地释放并保持在恒定的密度。