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    • 24. 发明授权
    • Methods for producing novel conjugates of thrombin inhibitors
    • 生产凝血酶抑制剂新型缀合物的方法
    • US5942620A
    • 1999-08-24
    • US108534
    • 1998-07-01
    • Alexander KrantzAlan M. EzrinYonghong Song
    • Alexander KrantzAlan M. EzrinYonghong Song
    • C12N5/06A61K38/00A61K47/48A61P7/02C07K5/068C07K14/765C07K16/18C07D215/02
    • A61K47/48007A61K47/48238A61K47/48384
    • Novel compounds comprising chemically reactive intermediates which can react with available reactive functionalities on blood components to form covalent linkages, where the resulting covalently-bound conjugates are found to have thrombin inhibition activity are provided. Specifically, the thrombin inhibitor compounds of the present invention are derivatives of the known thrombin inhibitor argatroban, which can be covalently linked to chemically reactive functionalities on various blood components. The conjugated thrombin inhibitors thereby have extended lifetimes in the bloodstream, as compared to the unconjugated parent drug, and are, therefore, capable of maintaining thrombin inhibitory activity for extended periods of time as compared to the unconjugated parent drug. Also provided herein are methods for inhibiting thrombin activity in vivo comprising administering to the bloodstream of a mammalian host the novel compounds of the present invention.
    • 提供了包含化学反应中间体的新型化合物,其可与血液成分上的可用反应性官能团反应以形成共价键,其中发现所得的共价结合的缀合物具有凝血酶抑制活性。 具体地,本发明的凝血酶抑制剂化合物是已知的凝血酶抑制剂阿加曲班的衍生物,其可以与各种血液成分上的化学反应性官能团共价连接。 与未缀合的母体药物相比,缀合的凝血酶抑制剂在血液中的寿命延长,因此与未缀合的母体药物相比,能够延长凝血酶抑制活性。 本文还提供用于抑制体内凝血酶活性的方法,包括向哺乳动物宿主的血流施用本发明的新化合物。
    • 28. 发明申请
    • SITE-SPECIFIC MODIFICATION OF PROTEINS THROUGH CHEMICAL MODIFICATION ENABLING PROTEIN CONJUGATES, PROTEIN DIMER FORMATION, AND STAPLED PEPTIDES
    • 通过化学修饰使蛋白质的蛋白质特异性修饰使蛋白质结合蛋白,蛋白质二聚体形成和嵌段蛋白
    • US20110263832A1
    • 2011-10-27
    • US13030772
    • 2011-02-18
    • Alexander KrantzPeng Yu
    • Alexander KrantzPeng Yu
    • C07K16/46C07K14/575
    • A61K47/481A61K47/55
    • The present invention generally provides methods for the site-specific modification of peptides, polypeptides, and proteins, e.g., granulocyte macrophage colony-stimulating factor, human superoxide dismutase, annexin, leptin, antibodies and the like, cytokines and chemokines, at their N-termini and at sites at which unnatural aminoacids have been introduced along the protein framework. The modifications described herein can be used for the synthesis and application of the adducts in radio-labeling, molecular imaging and protein therapeutic applications, and the treatment of disorders such as rheumatoid arthritis, lupus erythematosus, psoriasis, multiple sclerosis, type-1 diabetes, Crohn's disease, and systemic sclerosis, Alzheimer disease, cancer, liver disease (e.g., alcoholic liver disease), and cachexia.
    • 本发明通常提供肽,多肽和蛋白质的位点特异性修饰的方法,例如粒细胞巨噬细胞集落刺激因子,人超氧化物歧化酶,膜联蛋白,瘦素,抗体等,细胞因子和趋化因子, 并且沿着蛋白质框架引入非天然氨基酸的位点。 本文所述的修饰可以用于加合物在放射性标记,分子成像和蛋白质治疗应用中的合成和应用,以及治疗疾病如类风湿性关节炎,红斑狼疮,牛皮癣,多发性硬化,1型糖尿病, 克罗恩病和系统性硬化症,阿尔茨海默病,癌症,肝病(如酒精性肝病)和恶病质。