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    • 2. 发明授权
    • Microparticle compositions and methods for the manufacture thereof
    • 微粒组合物及其制造方法
    • US07846479B2
    • 2010-12-07
    • US10775964
    • 2004-02-10
    • Jia-Hwa FangManmohan SinghDerek O'HaganManinder Hora
    • Jia-Hwa FangManmohan SinghDerek O'HaganManinder Hora
    • A61K9/14
    • A61K9/1676A61K9/1647
    • Microparticles with adsorbed complexes of macromolecule and detergent, methods of making such microparticles, and uses thereof, are disclosed. The microparticles comprise a polymer, such as a poly(α-hydroxy acid), a polyhydroxy butyric acid, a polycaprolactone, a polyorthoester, a polyanhydride, and the like, and are formed using cationic, anionic, or nonionic detergents. The surfaces of the microparticles have adsorbed thereon a complex of biologically active macromolecules, such as nucleic acids, polypeptides, antigens, and adjuvants, and a detergent. Preferred polymers are poly(D,L-lactide-co-glycolides), more preferably those having a lactide/glycolide molar ratio ranging from 40:60 to 60:40 and having a molecular weight ranging from 30,000 Daltons to 70,000 Daltons. Preferred macromolecules are bacterial and viral antigens (such as HIV antigens, meningitis B antigens, streptococcus B antigens, and Influenza A hemagglutinin antigens) as well as polynucleotides that encode for such antigens.
    • 公开了具有大分子和洗涤剂的吸附复合物的微粒,制备这种微粒的方法及其用途。 微粒包含聚(α-羟基酸),多羟基丁酸,聚己内酯,聚原酸酯,聚酐等聚合物,并使用阳离子,阴离子或非离子型洗涤剂形成。 微粒表面上吸附有生物活性大分子如核酸,多肽,抗原和佐剂以及洗涤剂的复合物。 优选的聚合物是聚(D,L-丙交酯 - 共 - 乙交酯),更优选丙交酯/乙交酯摩尔比范围为40:60至60:40且分子量范围为30,000道尔顿至70,000道尔顿的聚合物。 优选的大分子是细菌和病毒抗原(例如HIV抗原,脑膜炎B抗原,B链球菌抗原和甲型流感血凝素抗原)以及编码这些抗原的多核苷酸。
    • 10. 发明申请
    • MUCOSAL MENINGOCOCCAL VACCINES
    • 粘膜肉芽孢杆菌疫苗
    • US20110150923A1
    • 2011-06-23
    • US13036007
    • 2011-02-28
    • Giuseppe Del GiudiceBarbara BaudnerDerek O'Hagan
    • Giuseppe Del GiudiceBarbara BaudnerDerek O'Hagan
    • A61K39/095A61K39/108A61P31/04A61K39/295
    • A61K39/095A61K2039/543A61K2039/55544A61K2039/55583A61K2039/6037
    • The invention provides immunogenic compositions for mucosal delivery comprising capsular saccharides from at least two of serogroups A, C, W135 and Y of N. meningitidis. It is preferred that the capsular saccharides in the compositions of the invention are conjugated to carrier protein(s) and/or are oligosaccharides. Conjugated oligosaccharide antigens are particularly preferred. The invention also provides immunogenic compositions comprising (a) a capsular saccharide antigen from serogroup C of N. meningitidis, and (b) a chitosan adjuvant. The composition preferably comprises (c) one or more further antigens and/or (d) one or more further adjuvants. The compositions are particularly suitable for mucosal delivery, including intranasal delivery. The use of chitosan and/or detoxified ADP-ribosylating toxin adjuvants enhances anti-meningococcal mucosal immune responses and can shift the Th1/Th2 bias of the responses.
    • 本发明提供用于粘膜递送的免疫原性组合物,其包含来自脑膜炎奈瑟菌脑膜炎的血清群A,C,W135和Y的至少两个的荚膜糖。 本发明组合物中的荚膜糖优选与载体蛋白结合,和/或是寡糖。 共轭寡糖抗原是特别优选的。 本发明还提供免疫原性组合物,其包含(a)来自脑膜炎奈瑟氏球菌的血清群C的荚膜糖抗原和(b)壳聚糖佐剂。 组合物优选包含(c)一种或多种另外的抗原和/或(d)一种或多种另外的佐剂。 组合物特别适用于粘膜递送,包括鼻内递送。 使用壳聚糖和/或解毒的ADP-核糖基化毒素佐剂增强了抗脑膜炎球菌粘膜免疫应答,并且可以改变反应的Th1 / Th2偏差。