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    • 4. 发明申请
    • METHOD OF ENHANCING THE IMMUNOTHERAPEUTIC ACTIVITY OF IMMUNE CELLS BY DEPLETION/POSITIVE SELECTION
    • 通过去除/积极选择增强免疫细胞免疫活性的方法
    • WO1995025528A1
    • 1995-09-28
    • PCT/US1995002974
    • 1995-03-14
    • OCHOA, Augusto, CarlosSAXTON, Mark, L.LONGO, Dan, L.
    • A61K35/00
    • C12N5/0636A61K9/127A61K31/675A61K35/17A61K35/26A61K38/2013A61K2039/5158C07K16/2809C12N5/0087C12N2501/125C12N2501/23C12N2501/515A61K2300/00
    • The present invention provides a method for enhancing the immunotherapeutic activity, e.g., antitumor activity, of immune cells by depleting immune cells of a cell subset that down-regulates the immune response, such as either CD4 or CD8 lymphocytes. The remaining depleted immune cell population or the separated immune cell subsets then are cultured in the presence of an antibody to a lymphocyte surface receptor, preferably an anti-CD3 monoclonal antibody (MoAb), optionally in the presence of a relatively minor amount of interleukin-2 (IL-2). These stimulated cells then are optionally additionally cultured in the presence of IL-2 without an antibody to a lymphocyte surface receptor. The present invention also provides a method of treating a mammal having tumors or immunizing a mammal against tumors by administering the stimulated depleted immune cell population or a stimulated immune cell subset to a mammal, advantageously together with an immunosuppressant, and with liposomal IL-2. The invention further provides a method of transferring the immunity of mammals that are treated or immunized in accordance with the invention by extracting splenocytes from these mammals and administering these splenocytes to a second mammal.
    • 本发明提供了通过消耗下调免疫应答的细胞亚群(例如CD4 +或CD8 +淋巴细胞)的免疫细胞来增强免疫细胞的免疫治疗活性(例如抗肿瘤活性)的方法。 然后,在抗体对淋巴细胞表面受体(优选抗CD3单克隆抗体(MoAb))的存在下,任选地在相对少量的白细胞介素-1的存在下培养剩余的耗尽的免疫细胞群体或分离的免疫细胞亚群。 2(IL-2)。 然后任选地在IL-2存在下额外培养这些刺激的细胞,而不需要针对淋巴细胞表面受体的抗体。 本发明还提供了一种治疗具有肿瘤的哺乳动物或免疫哺乳动物免受肿瘤的方法,所述哺乳动物有利地与免疫抑制剂一起向哺乳动物施用刺激的耗尽的免疫细胞群或刺激的免疫细胞亚群,以及与脂质体IL-2。 本发明还提供了通过从这些哺乳动物中提取脾细胞并将这些脾细胞施用于第二哺乳动物来转移根据本发明治疗或免疫的哺乳动物的免疫力的方法。
    • 9. 发明申请
    • EVALUATION AND TREATMENT OF PATIENTS WITH PROGRESSIVE IMMUNOSUPPRESSION
    • 具有渐进性免疫抑制作用的患者的评估和治疗
    • WO1993019605A1
    • 1993-10-14
    • PCT/US1993002936
    • 1993-04-06
    • OCHOA, Augusto, C.MIZOGUCHI, HiromotoO'SHEA, John, J.LONGO, Dan, L.LOEFFLER, Cynthia, M.GHOSH, ParitoshYOUNG , Howard, A.
    • A01N63/00
    • C07K16/18A61K38/2013A61K39/00C07K14/4702C07K14/4703A61K2300/00
    • A soluble immunosuppressive factor present in serum derived from tumor-bearing mammals, is associated with changes in TCR protein subunit levels, T lymphocyte signal transduction pathway proteins. These changes provide a method of determining the level of immunosuppression in a mammal by determining the level of expression of at least one selected TCR subunit protein, a protein in the T lymphocyte signal transduction pathway, or of the NF- kappa B/rel family and comparing the level and pattern to that found in non-immunosuppressed individuals. The method is useful to identify patients having T lymphocytes capable of activation for immunotherapy and for identifying agents which cause or reverse immunosuppression. An isolated immunosuppressive factor associated with the level of expression of the proteins is useful for suppressing the immune response, for example, in organ transplantation.
    • 存在于源自荷瘤哺乳动物的血清中的可溶性免疫抑制因子与TCR蛋白亚基水平,T淋巴细胞信号转导途径蛋白质的变化相关。 这些变化提供了通过确定至少一种选择的TCR亚基蛋白,T淋巴细胞信号转导途径中的蛋白质或NF-κB/ rel家族的表达水平来确定哺乳动物免疫抑制水平的方法,以及 将水平和模式与非免疫抑制个体的水平和模式进行比较。 该方法可用于鉴定具有能够激活免疫治疗的T淋巴细胞的患者和用于鉴定引起或逆转免疫抑制的药物。 与蛋白质表达水平相关的分离的免疫抑制因子可用于抑制免疫应答,例如在器官移植中。