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    • 82. 发明授权
    • Chemokine alpha-2 antibodies
    • 趋化因子α-2抗体
    • US07122639B2
    • 2006-10-17
    • US10267900
    • 2002-10-10
    • Jian NiReiner L. GentzJeffrey Y. SuHaodong Li
    • Jian NiReiner L. GentzJeffrey Y. SuHaodong Li
    • A16K39/395G01N33/567C07K1/00C12N5/12C12P21/20
    • C07K14/522A61K38/00A61K48/00C07K2319/00C12N2799/026
    • Human chemokine Alpha-2-polypeptides and DNA (RNA) encoding such chemotactic cytokines and a procedure for producing such polypeptides by recombinant techniques is disclosed. Also disclosed are method for utilizing such chemotactic cytokines for the treatment of leukemia, tumors, chronic infections, auto-immune disease, fibrotic disorders, wound healing and psoriasis. Antagonists against such chemotactic cytokines and their use as a therapeutic to treat rheumatoid arthritis, autoimmune and chronic and acute inflammatory and infective diseases, allergic reactions, prostaglandin-independent fever and bone marrow failure are also disclosed. Also disclosed are diagnostic assays for detecting diseases related to mutations in the nucleic acid sequences and altered concentrations of the polypeptides. Also disclosed are diagnostic assays for detecting mutations in the polynucleotides encoding the chemotactic cytokines and for detecting altered levels of the polypeptides in a host.
    • 公开了人趋化因子α-2-多肽和编码这种趋化性细胞因子的DNA(RNA)以及通过重组技术产生此类多肽的方法。 还公开了利用这种趋化性细胞因子治疗白血病,肿瘤,慢性感染,自身免疫疾病,纤维化病症,伤口愈合和牛皮癣的方法。 还公开了抗这种趋化性细胞因子的拮抗剂及其作为治疗类风湿性关节炎,自身免疫性和慢性和急性炎性和感染性疾病,过敏反应,前列腺素不依赖性发烧和骨髓衰竭的治疗剂的用途。 还公开了用于检测与核酸序列中的突变和多肽的改变的浓度相关的疾病的诊断测定。 还公开了用于检测编码趋化性细胞因子的多核苷酸中的突变并用于检测宿主中多肽的改变水平的诊断测定法。
    • 84. 发明申请
    • Chemokine variants and methods of use
    • 趋化因子变体和使用方法
    • US20030229203A1
    • 2003-12-11
    • US10392355
    • 2003-03-18
    • Tamas OraveczMichael A. Norcross
    • C07K014/715C07H021/04C12P021/02C12N005/06
    • C12N9/48A61K38/00C07K14/522C07K14/523
    • The present invention provides the nucleotide and amino acid sequence of truncated RANTES (3-68), which has the same amino acid sequence as the wild-type RANTES, but with a Serine/Proline truncation at positions 1 and 2 from the N-terminus, respectively. CD26 is a leukocyte activation marker that possesses dipeptidyl peptidase IV (DPPIV) activity but whose natural substrates and immunological functions had not been previously defined. Several chemokines, including RANTES (regulated on activation, normal T expressed and secreted) are provided, which are substrates for human CD26. The truncated RANTES (3-68) lacked the ability of native RANTES (1-68) to increase the cytosolic calcium concentration in human monocytes, but it still induces this response in macrophages activated with macrophage colony-stimulating factor (M-CSF). RANTES (3-68) retains the ability to stimulate CCR5 receptors and to inhibit the cytopathic effects of HIV-1. The invention provides methods for identifying compounds that affect DPPIV-medicated chemokine cleavage, methods for inhibiting HIV infection and treating individuals having or at risk of having HIV infection, methods for diagnosis and/or prognosis of individuals having a chemokine-associated disorder and methods for accelerating wound healing and angiogenesis, all based on the discovery of DPPIV-mediated cleavage of chemokines.
    • 本发明提供了截短的RANTES(3-68)的核苷酸和氨基酸序列,其具有与野生型RANTES相同的氨基酸序列,但是在N端的位置1和2处具有丝氨酸/脯氨酸截短 , 分别。 CD26是具有二肽基肽酶IV(DPPIV)活性但其天然底物和免疫功能未被定义的白细胞活化标记。 提供了几种趋化因子,包括RANTES(活化调节,正常T表达和分泌),其是人CD26的底物。 截短的RANTES(3-68)缺乏天然RANTES(1-68)增加人单核细胞胞质钙浓度的能力,但仍然在巨噬细胞集落刺激因子(M-CSF)激活的巨噬细胞中诱导这种反应。 RANTES(3-68)保留刺激CCR5受体并抑制HIV-1的细胞病变效应的能力。 本发明提供了鉴定影响DPPIV-药物趋化因子切割的化合物的方法,用于抑制HIV感染的方法和治疗患有HIV感染或有HIV感染风险的个体的方法,用于具有趋化因子相关病症的个体的诊断和/或预后的方法 加速伤口愈合和血管生成,都是基于DPPIV介导的趋化因子切割的发现。