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    • 3. 发明申请
    • ANTIGEN-NOROVIRUS P-DOMAIN MONOMERS AND DIMERS, ANTIGEN-NOROVIRUS P-PARTICLE MOLECULES, AND METHODS FOR THEIR MAKING AND USE
    • 抗逆转录病毒单核细胞和二聚体,抗逆转录病毒颗粒分子及其制备和使用方法
    • WO2010144602A2
    • 2010-12-16
    • PCT/US2010/038008
    • 2010-06-09
    • CHILDREN'S HOSPITAL MEDICAL CENTERJIANG, XiTAN, Ming
    • JIANG, XiTAN, Ming
    • C07K19/00C12N15/63A61K39/295A61P37/00
    • C07K7/06A61K38/00A61K39/12A61K39/125A61K2039/5258A61K2039/542A61K2039/543A61K2039/55566A61K2039/58A61K2039/6075A61K2039/645A61K2039/70C07K5/10C12N2720/12334C12N2770/16034
    • A substituted Norovirus capsid protein monomer, having only the P-domain and called an antigen-Norovirus P-domain monomer, includes a foreign antigen inserted into one or more of three surface loops present on each P-domain monomer by molecular cloning. The antigen-P-domain monomer can assemble spontaneously into an octahedral form, called an antigen-Norovirus P-particle, that is composed of 24 copies of the antigen-P-domain monomer. Each substituted P-domain monomer will contain one to three copies of the foreign antigen, for a total of 24-72 antigen copies on each antigen-P-particle. The antigen-P-particle is useful in methods for diagnosing, immunizing and treating individuals infected with a foreign virus, for example Rotavirus, and can serve as a carrier for presentation of foreign antigens for development of novel vaccines against many infectious and non-infectious diseases. The substituted Norovirus P-particles can be readily produced in E. coli and yeast, are highly stable and tolerate a wide range of physio-chemical conditions. A modified Norovirus P-domain monomer includes one or more restriction recognition sites inserted within one or more of the three loops of the P-domain monomers, to provide user-friendly cloning cassettes for conveniently inserting candidate foreign antigens into the surface loops. The P-particle-VP8 chimeras may also serve as a dual vaccine against both rotavirus and norovirus.
    • 仅具有P-结构域并称为抗原 - 诺如病毒P-结构域单体的取代的诺如病毒衣壳蛋白单体包括通过分子克隆插入每个P-结构域单体上存在的三个表面环中的一个或多个的外源抗原。 抗原-P结构域单体可以自发组装成称为抗原 - 诺如病毒P颗粒的八面体形式,其由24个抗原-P结构域单体组成。 每个取代的P-结构域单体将含有一至三个拷贝的外源抗原,每个抗原-P-粒子上共有24-72个抗原拷贝。 抗原-P颗粒可用于诊断,免疫和治疗感染外来病毒的个体的方法,例如轮状病毒(Rotavirus),并且可以用作外源抗原的载体,用于开发针对许多感染性和非感染性的新型疫苗 疾病。 取代的诺如病毒P颗粒可以容易地在大肠杆菌和酵母中产生,高度稳定并且耐受广泛的生理化学条件。 修饰的诺如病毒P结构域单体包括插入在P结构域单体的三个环中的一个或多个环内的一个或多个限制性识别位点,以提供方便地将候选外源抗原插入到表面环中的用户友好的克隆盒。 P粒子VP8嵌合体也可以用作针对轮状病毒和诺如病毒的双重疫苗。