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    • 6. 发明申请
    • METHODS FOR THE TREATMENT OF DISEASE USING IMMUNOGLOBULINS HAVING FC REGIONS WITH ALTERED AFFINITIES FOR FCγR ACTIVATING AND FCγR INHIBITING
    • 使用具有更改功能的FC区域的免疫球蛋白治疗疾病的方法用于FC?R激活和FC?R抑制
    • WO2008140603A2
    • 2008-11-20
    • PCT/US2007/086793
    • 2007-12-07
    • MACROGENICS, INC.STAVENHAGEN, Jeffrey, B.KOENIG, Scott
    • STAVENHAGEN, Jeffrey, B.KOENIG, Scott
    • A61K39/395C07K16/28C07K16/24
    • C07K16/30A61K2039/505C07K16/2887C07K2317/71C07K2317/72C07K2317/732C07K2317/734
    • The present invention relates to methods of treating or preventing cancer and other diseases using molecules, particularly polypeptides, more particularly immunoglobulins ( e.g ., antibodies), comprising a variant Fc region, wherein said variant Fc region comprises at least one amino acid modification relative to a wild-type Fc region, which variant Fc region binds an FcγR that activates a cellular effector ("FcγR activating ," such as FcγRIIA or FcγRIIIA) and an FcγR that inhibits a cellular effector ("FcγR inhibiting " such as FcγRIIA) with an altered Ratio of Affinities relative to the respective binding affinities of such FcγR for the Fc region of the wild-type immunoglobulin. The methods of the invention are particularly useful in preventing, treating, or ameliorating one or more symptoms associated with a disease, disorder, or infection where either an enhanced efficacy of effector cell function mediated by FcγR is desired ( e.g ., cancer, infectious disease) or an inhibited effector cell response mediated by FcγR is desired ( e.g ., inflammation, autoimmunde disease).
    • 本发明涉及使用分子,特别是多肽,特别是包含变体Fc区的免疫球蛋白(例如抗体)治疗或预防癌症和其它疾病的方法,其中所述变体Fc区包含至少一个相对于 野生型Fc区,该变体Fc区结合激活细胞效应子(“FcγRIIA活化”,例如FcγRIIA或FcγRIIIA)的FcγR和FcγR 其具有相对于野生型Fc区的Fc区的这种FcγR的各自结合亲和力的改变的亲和力比例抑制细胞效应子(“FcαRα抑制”如FcγRIIA) 型免疫球蛋白。 本发明的方法特别可用于预防,治疗或改善与需要由FcγR介导的效应细胞功能的增强功效的疾病,病症或感染相关的一种或多种症状(例如,癌症,感染性 疾病)或由FcγR介导的受抑制的效应细胞应答是期望的(例如炎症,自身免疫疾病)。
    • 7. 发明申请
    • METHODS FOR THE TREATMENT OF LADA AND OTHER ADULT-ONSET AUTOIMMUNE DIABETES USING IMMUNOSUPPRESSIVE MONOCLONAL ANTIBODIES WITH REDUCED TOXICITY
    • 使用具有降低毒性的免疫抑制性单克隆抗体治疗LADA和其他成年人自身免疫性糖尿病的方法
    • WO2008079713A2
    • 2008-07-03
    • PCT/US2007/087394
    • 2007-12-13
    • MACROGENICS INC.KOENIG, Scott
    • KOENIG, Scott
    • A61K39/395
    • C07K16/2809A61K2039/505C07K2317/24C07K2317/56C07K2317/71
    • The present invention provides methods of treating, preventing or ameliorating the symptoms of Latent Autoimmune Diabetes in Adults (LADA) and adult-onset type 1 diabetes through the use of anti-human CD3 antibodies. In particular, in invention provides methods of preventing or delaying insulin requirement in patients diagnosed with LADA. The methods of the invention provide for administration of antibodies that specifically bind the epsilon subunit within the human CD3 complex. Such antibodies modulate the T cell receptor/alloantigen interaction and, thus, regulate the T cell mediated cytotoxicity associated with autoimmune disorders. Additionally, the invention provides for modification of the anti-human CD3 antibodies such that they exhibit reduced or eliminated effector function and T cell activation as compared to non-modified anti-human CD3 antibodies.
    • 本发明提供了通过使用抗人CD3抗体来治疗,预防或改善成人潜伏性自身免疫性糖尿病(LADA)和成人发病1型糖尿病的症状的方法。 特别地,本发明提供了在诊断为LADA的患者中预防或延迟胰岛素需求的方法。 本发明的方法提供了特异性结合人CD3复合物内的ε亚基的抗体的施用。 这种抗体调节T细胞受体/同种异体抗原相互作用,因此调节与自身免疫疾病相关的T细胞介导的细胞毒性。 另外,本发明提供抗人CD3抗体的修饰,使得它们与未修饰的抗人CD3抗体相比表现出降低或消除的效应子功能和T细胞活化。
    • 10. 发明申请
    • ENGINEERING FC ANTIBODY REGIONS TO CONFER EFFECTOR FUNCTION
    • 工程FC抗体区域协调执行器功能
    • WO2007024249A2
    • 2007-03-01
    • PCT/US2005/040962
    • 2005-11-10
    • MACROGENICS, INC.STAVENHAGEN, JeffreyKOENIG, Scott
    • STAVENHAGEN, JeffreyKOENIG, Scott
    • G01N33/574C07K16/08C07K16/30
    • C07K16/30C07K16/00C07K16/283C07K16/2887C07K16/2896C07K16/32C07K2317/41C07K2317/52C07K2317/72C07K2317/732C07K2317/734C07K2319/30G01N33/574
    • The present invention relates to molecules having a variant FC region, wherein said variant Fc region comprises at least one amino acid modification relative to a wild-type Fc region. These modified molecules confer an effector function to a molecule, where the parent molecule does not detectably exhibit this effector function. In particular, the molecules of the invention have an increased effector cell function mediated by a FCγR, such as, but not limited to, ADCC. In one embodiment, the variant Fc region binds FcγRIIIA and/or FcγRIIA with a greater affinity, relative to a comparable molecule comprising the wild-type Fc region. The molecules of the invention have particular utility in treatment prevention or management of a disease or disorder, such as cancer, in a sub-population of patients, wherein the target antigen is expressed at low levels in the target cell population, in particular, in patients refractory to treatment with an existing therapeutic antibody due to the low level of target antigen expression on the cancer or associated cells.
    • 本发明涉及具有变体FC区的分子,其中所述变体Fc区相对于野生型Fc区包含至少一个氨基酸修饰。 这些修饰的分子赋予分子效应子功能,其中母体分子不可检测地表现出该效应子功能。 特别地,本发明的分子具有由FCγR介导的增加的效应细胞功能,例如但不限于ADCC。 在一个实施方案中,相对于包含野生型Fc区的可比较分子,变体Fc区以更大的亲和力结合FcγRIIIA和/或FcγRIIA。 本发明的分子在治疗预防或管理疾病或病症例如癌症的患者亚群中特别有用,其中靶标抗原在靶细胞群体中以低水平表达,特别是在 由于癌症或相关细胞上的靶抗原表达水平低,用现有治疗性抗体治疗难治的患者。