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    • 6. 发明申请
    • Induction of immunity using inhibitors of granzymes
    • 使用颗粒酶抑制剂诱导免疫
    • US20030148511A1
    • 2003-08-07
    • US09993363
    • 2001-11-14
    • Philip G. Ashton-RickardtJoseph T. Opferman
    • A61K031/70A01N043/04C12N005/06C12N005/16
    • C12N5/0636A61K31/70A61K35/17A61K38/57A61K47/6849C12N2510/00Y02A50/385
    • The present invention provides methods for enhancing host immunity to a virus and/or a cancer and methods for enhancing the cytotoxic T-cell (CTL) mediated immune responses by providing granzyme B inhibitors to a subject. One objective of the invention is to induce long-term protective immunity to a subject in need thereof This is accomplished by providing granzyme inhibitors to the subject which increase the number of memory-CTLs and thereby prevent or alleviate viral infections and/or treat. Providing granzyme inhibitors is also effective in the prevention of cancers. Some examples of granzyme inhibitors contemplated within the present invention include the endogenous serpins such as SPI6 and PI9, other suicide substrates of granzyme B, granzyme B antibodies, etc. Also provided are methods for expression of nucleic acids encoding granzyme inhibitors in cytotoxic T-lymphocytes (CTLs).
    • 本发明提供了增强宿主对病毒和/或癌症免疫的方法以及通过向受试者提供颗粒酶B抑制剂来增强细胞毒性T细胞(CTL)介导的免疫应答的方法。 本发明的一个目的是对有需要的受试者诱导长期保护性免疫。这是通过向受试者提供增加记忆CTL数量并从而预防或减轻病毒感染和/或治疗的颗粒酶抑制剂来实现的。 提供颗粒酶抑制剂在预防癌症中也是有效的。 本发明中考虑的颗粒酶抑制剂的一些实例包括内源性丝氨酸蛋白酶例如SPI6和PI9,颗粒酶B的其他自杀底物,颗粒酶B抗体等。还提供了在细胞毒性T淋巴细胞中表达编码粒酶抑制剂的核酸的方法 (CTLs)。