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    • 1. 发明专利
    • Use of amino-oxy functional group in preparation of vaccine
    • 氨基氧官能团用于制备疫苗的应用
    • JP2012072163A
    • 2012-04-12
    • JP2011252372
    • 2011-11-18
    • Fina Biosolutions Llcフィナ バイオソリューションズ リミテッド ライアビリティ カンパニー
    • LEES ANDREW
    • A61K39/00A61K47/48
    • A61K47/646A61K47/61
    • PROBLEM TO BE SOLVED: To provide a method for covalently linking proteins and polysaccharides to form conjugate vaccines comprising a reaction between carbonyl-containing groups and amino-oxy functional groups.SOLUTION: The method for preparing a conjugate comprising a process of combining an amino-oxy homofunctional or heterofunctional reagent with an entity chosen from polysaccharides, oligosaccharides, carbohydrates, and carbohydrate-containing molecules containing at least one carbonyl group, to form a polysaccharide, oligosaccharide, carbohydrate, or carbohydrate-containing molecule functionalized via at least one oxime linkage. The functionalized compound is reacted either directly or indirectly with a protein moiety to form a protein-carbohydrate conjugate that may be used as a vaccine.
    • 待解决的问题:提供共价连接蛋白质和多糖以形成包含含羰基团和氨基 - 氧基官能团之间的反应的缀合物疫苗的方法。 解决方案:制备缀合物的方法,其包括将氨基 - 氧基官能或异官能试剂与选自含有至少一个羰基的多糖,寡糖,碳水化合物和含碳水化合物的分子的实体组合的方法,以形成 多糖,寡糖,碳水化合物或含碳水化合物的分子通过至少一个肟键官能化。 官能化化合物直接或间接与蛋白质部分反应以形成可用作疫苗的蛋白质 - 碳水化合物缀合物。 版权所有(C)2012,JPO&INPIT
    • 5. 发明申请
    • METHOD FOR ENHANCING THE SENSITIVITY OF ANTIBODY BASED ASSAYS
    • 用于增强基于抗体测定的灵敏度的方法
    • WO2011053971A3
    • 2011-09-15
    • PCT/US2010055107
    • 2010-11-02
    • FINA BIOSOLUTIONS LLCLEES ANDREW
    • LEES ANDREW
    • G01N33/53G01N33/543G01N33/58
    • G01N33/548
    • There is a constant need for increased sensitivity of antibody-based assays as well as a need for high affinity antibodies. Higher affinity molecules such as antibodies increase the specificity and sensitivity of assays. Both increased sensitivity and higher affinity can be achieved when multiple copies of a binding molecule are coupled to a flexible backbone. According to one embodiment of the invention, multiple copies of a detection molecule, such as, for example, an antibody or antibody fragment, are covalently linked to a high molecular weight water soluble polymer creates multivalent antibody constructs. The affinity or avidity increases markedly as multivalency increases and also, multiple copies of a signal molecule can be similarly added to the polymer. Thus, the construct comprises multiple copies of detection and signal molecules on a high molecular weight, water soluble, flexible polymer. Broadly, the invention comprises a multiplicity of detection molecules (D) and a multiplicity of signal molecules (S) on a polymer (P), such that Pmw (Dn, Sm), where n and m are greater than or equal to 2, and Pmw refers to an average molecular weight of the polymer. These molecules provide for both conventional and nonconventional assays, an increased sensitivity of antigen detection.
    • 不断需要增加基于抗体的测定的灵敏度以及需要高亲和力抗体。 更高亲和力的分子如抗体增加了测定的特异性和灵敏度。 当结合分子的多个拷贝与柔性骨架偶联时,可以实现提高的灵敏度和更高的亲和力。 根据本发明的一个实施方案,检测分子(例如抗体或抗体片段)的多个拷贝与高分子量水溶性聚合物共价连接产生多价抗体构建体。 随着多价增加,亲和力或亲合力显着增加,并且信号分子的多个拷贝可以类似地加入到聚合物中。 因此,构建体包含高分子量水溶性柔性聚合物上的检测和信号分子的多个拷贝。 广泛地,本发明包括多个检测分子(D)和聚合物(P)上的多个信号分子(S),使得其中n和m大于或等于2的Pmw(Dn,Sm) 而Pmw是指聚合物的平均分子量。 这些分子提供常规和非常规测定,提高抗原检测的灵敏度。