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    • 2. 发明申请
    • Enhanced variants of erythropoietin and methods of use
    • 红细胞生成素的增强变体和使用方法
    • US20040157293A1
    • 2004-08-12
    • US10705217
    • 2003-11-07
    • Glen A. EvansSally JewellMark Ware
    • C07K014/505
    • C07K14/505
    • The invention provides a human erythropoietin polypeptide variant containing a human erythropoietin amino acid sequence having an amino acid difference in two or more different Epo-modification regions and an enhanced erythropoietin activity, or a functional fragment thereof. Also provided is a human erythropoietin polypeptide variant containing a human erythropoietin amino acid sequence having an amino acid difference in two or more different Epo-modification regions and a moderated erythropoietin activity, or a functional fragment thereof. The invention further provides a composition containing a human erythropoietin polypeptide variant having an amino acid sequence selected from SEQ ID NOS: 4, 6, 8, 14, 16, 18, 26, 28, 30, 34, 36, 38, 40, 42, 44, 48, 50, 54, 56, 60, 62, 66, 68, 70, 72, 74, 76, 82, 88, 90, 92, 94, 96, 98, 100, 102, 104, 106, 108, 112, 116, 118, 120, 122, 124, 132, 134, 138, 144, 148, 150, 152, 160, 162, 164, 166, 170, 172, 174, 184, 188, 192, 194, 196, 198, 200, 206, 210, 212, 218, 220, 222, 224, and a pharmaceutically acceptable medium.
    • 本发明提供含有人促红细胞生成素氨基酸序列的人促红细胞生成素多肽变体,其具有两个以上不同的Epo修饰区域和增强的红细胞生成素活性的氨基酸差异或其功能片段。 还提供了含有人促红细胞生成素氨基酸序列的人促红细胞生成素多肽变体,其具有两个或更多个不同Epo修饰区域和中度促红细胞生成素活性的氨基酸差异或其功能片段。 本发明还提供含有人促红细胞生成素多肽变体的组合物,所述变体具有选自SEQ ID NO:4,6,8,28,30,36,36,38,40,42的氨基酸序列 ,44,48,50,54,56,60,62,66,68,70,72,74,76,82,88,90,92,94,96,98,100,102,104,106,108,108 ,112,116,118,120,122,124,132,134,138,144,148,150,152,160,162,164,166,170,172,174,184,188,192,194,196 ,198,2200,206,210,212,218,220,222,224和药学上可接受的培养基。
    • 3. 发明申请
    • Novel polypeptide compose substance for promoting blood and blood vessel cell growth
    • 用于促进血液和血管细胞生长的新型多肽组成物质
    • US20040138430A1
    • 2004-07-15
    • US10468910
    • 2004-02-05
    • Han ZhongchaoYongjun LiuYinglin Cai
    • A61K038/18A61K038/19C12Q001/68C07H021/04C07K014/505
    • C07K14/515
    • The present invention relates to a novel stimulating factor which can promote the growth of hematopoietic stem progenitor cells and vascular endothelial cells, i.e. hemangiopoietin (HAPO), characterized in that design a variety of primers based on known sequences, obtain a series of gene segments through PCR amplification, clone into prokaryotic expression vector using double-enzyme restrict sites, in which two fragments of 879 bp and 558 bp were expressed in engineered bacterium, HAPO of 31.8 KD and 20.1 KD (292 and 186 amino acids) were obtained through enzyme digestion, specific antibodies were obtained after purification and immunizing rabbit with it, the antibodies is a useful tool for clinical diagnosis and treatment of haemopoietic and vascular diseases.
    • 本发明涉及一种促进造血干细胞祖细胞和血管内皮细胞(即血管生成素(HAPO))生长的新型刺激因子,其特征在于设计基于已知序列的多种引物,获得一系列基因片段通过 PCR扩增,使用双酶限制位点克隆到原核表达载体中,其中在工程化细菌中表达879bp和558bp的两个片段,通过酶消化获得31.8KD和20.1KD(292和186个氨基酸)的HAPO ,纯化后获得特异性抗体,并用兔免疫,抗体是造血和血管疾病临床诊断和治疗的有用工具。
    • 6. 发明申请
    • Enhanced variants of erythropoietin and methods of use
    • 红细胞生成素的增强变体和使用方法
    • US20040091961A1
    • 2004-05-13
    • US10291847
    • 2002-11-08
    • Glen A. EvansSally JewellMark Ware
    • C07K014/505C07H021/04
    • C07K14/505
    • The invention provides a human erythropoietin polypeptide variant containing a human erythropoietin amino acid sequence having an amino acid difference in two or more different Epo-modification regions and an enhanced erythropoietin activity, or a functional fragment thereof. Also provided is a human erythropoietin polypeptide variant containing a human erythropoietin amino acid sequence having an amino acid difference in two or more different Epo-modification regions and a moderated erythropoietin activity, or a functional fragment thereof. The invention further provides a composition containing a human erythropoietin polypeptide variant having an amino acid sequence selected from SEQ ID NOS: 4, 6, 8, 14, 16, 18, 26, 28, 30, 34, 36, 38, 40, 42, 44, 48, 50, 54, 56, 60, 62, 66, 68, 70, 72, 74, 76, 82, 88, 90, 92, 94, 96, 98, 100, 102, 104, 106, 108, 112, 116, 118, 120, 122, 124, 132, 134, 138, 144, 148, 150, 152, 160, 162, 164, 166, 170, 172, 174, 184, 188, 192, 194, 196, 198, 200, 206, 210, 212, and a pharmaceutically acceptable medium.
    • 本发明提供含有人促红细胞生成素氨基酸序列的人促红细胞生成素多肽变体,其具有两个以上不同的Epo修饰区域和增强的红细胞生成素活性的氨基酸差异或其功能片段。 还提供了含有人促红细胞生成素氨基酸序列的人促红细胞生成素多肽变体,其具有两个或更多个不同Epo修饰区域和中度促红细胞生成素活性的氨基酸差异或其功能片段。 本发明还提供含有人促红细胞生成素多肽变体的组合物,所述变体具有选自SEQ ID NO:4,6,8,28,30,36,36,38,40,42的氨基酸序列 ,44,48,50,54,56,60,62,66,68,70,72,74,76,82,88,90,92,94,96,98,100,102,104,106,108,108 ,112,116,118,120,122,124,132,134,138,144,148,150,152,160,162,164,166,170,172,174,184,188,192,194,196 ,198,200,206,210,212和药学上可接受的培养基。
    • 7. 发明申请
    • Erythropoietin conjugate compounds with extended half-lives
    • 具有延长半衰期的红细胞生成素缀合物
    • US20040229318A1
    • 2004-11-18
    • US10439870
    • 2003-05-17
    • George Heavner
    • C07K014/505C07H021/04A61K038/18
    • C07K14/505A61K38/00C07H21/04
    • The invention provides biologically active erythropoietin (EPO) conjugate compositions wherein EPO is covalently conjugated to a non-antigenic hydrophilic polymer covalently linked to an organic molecule that increases the circulating serum half-life of the composition. The invention thus relates to EPO derivatives described by the formula EPOnull(XnullY)N where EPO is erythropoietin or its pharmaceutical acceptable derivatives having biological properties of causing bone marrow cells to increase production of reticulocytes and red blood cells, X is PEG or other water soluble polymers, Y is an organic molecule that increases the circulating half-life of the construct more than the PEG alone and N is an integer from 1 to 15. Other molecules may be included between EPO and X and between X and Y to provide the proper functionality for coupling or valency.
    • 本发明提供生物活性促红细胞生成素(EPO)缀合物组合物,其中EPO与共价连接到增加组合物的循环血清半衰期的有机分子的非抗原性亲水性聚合物共价缀合。 因此,本发明涉及由EPO-(XY)N表示的EPO衍生物,其中EPO是红细胞生成素或其具有引起骨髓细胞增加网织红细胞和红细胞生成的生物学特性的药物可接受的衍生物,X是PEG或其它水 可溶性聚合物,Y是一种有机分子,其比单独的PEG增加了构建体的循环半衰期,N是1至15的整数。在EPO和X之间以及X和Y之间可以包括其它分子,以提供 适当的偶联或价态功能。