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    • 1. 发明授权
    • Human granulocyte-colony stimulating factor isoforms
    • 人粒细胞集落刺激因子同种型
    • US08088899B2
    • 2012-01-03
    • US11917335
    • 2006-06-13
    • Hyung Kon Koh
    • Hyung Kon Koh
    • A61K38/24C07K1/00C07K14/00
    • A61K38/193A61K47/60
    • Disclosed is a novel physiologically active protein, which is a human granulocyte colony stimulating factor isoform, constructed in order to increase the in vivo lifetime of human granulocyte colony sedtimulating factor. The human granulocyte colony stimulating factor isoform comprises a polypeptide and polyethylene glycol (PEG) bound thereto as a non-protein polymer. A specific site of the polypeptide is selected so that polyethylene can be bound to the site while not adversely affecting the activity of the protein. The amino acid of the site is modified with cysteine and polyethylene glycol is bound to the modified site. A pharmaceutical composition comprising the isoforms, genes encoding the isoforms, and a primer for modifying the amino acid sequence are also disclosed.
    • 公开了一种新的生理活性蛋白,其是构建人粒细胞集落刺激因子同种型,以增加人粒细胞集落刺激因子的体内寿命。 人粒细胞集落刺激因子同种型包含与非蛋白质聚合物结合的多肽和聚乙二醇(PEG)。 选择多肽的特定位点,使得聚乙烯可以结合到该位点而不会不利地影响蛋白质的活性。 该位点的氨基酸用半胱氨酸修饰,聚乙二醇与修饰位点结合。 还公开了包含同种型,编码同种型的基因和用于修饰氨基酸序列的引物的药物组合物。
    • 3. 发明申请
    • HUMAN GRANULOCYTE-COLONY STIMULATING FACTOR ISOFORMS
    • 人造粒组织刺激因子
    • US20100143288A1
    • 2010-06-10
    • US11917335
    • 2006-06-13
    • Hyung Kon Koh
    • Hyung Kon Koh
    • A61K38/19C07K14/535C07H21/04
    • A61K38/193A61K47/60
    • Disclosed is a novel physiologically active protein, which is a human granulocyte colony stimulating factor isoform, constructed in order to increase the in vivo lifetime of human granulocyte colony sedtimulating factor. The human granulocyte colony stimulating factor isoform comprises a polypeptide and polyethylene glycol (PEG) bound thereto as a non-protein polymer. A specific site of the polypeptide is selected so that polyethylene can be bound to the site while not adversely affecting the activity of the protein. The amino acid of the site is modified with cysteine and polyethylene glycol is bound to the modified site. A pharmaceutical composition comprising the isoforms, genes encoding the isoforms, and a primer for modifying the amino acid sequence are also disclosed.
    • 公开了一种新的生理活性蛋白,其是构建人粒细胞集落刺激因子同种型,以增加人粒细胞集落刺激因子的体内寿命。 人粒细胞集落刺激因子同种型包含与非蛋白质聚合物结合的多肽和聚乙二醇(PEG)。 选择多肽的特定位点,使得聚乙烯可以结合到该位点而不会不利地影响蛋白质的活性。 该位点的氨基酸用半胱氨酸修饰,聚乙二醇与修饰位点结合。 还公开了包含同种型,编码同种型的基因和用于修饰氨基酸序列的引物的药物组合物。