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    • 1. 发明授权
    • Composition and methods for treatment of neurological disorders and neurodegenerative diseases
    • 用于治疗神经障碍和神经变性疾病的组合物和方法
    • US06187756B1
    • 2001-02-13
    • US09493228
    • 2000-01-28
    • Robert K. K. LeeRichard J. Wurtman
    • Robert K. K. LeeRichard J. Wurtman
    • A61K3170
    • A61K31/7076A61K31/00A61K31/05A61K31/137A61K31/18A61K31/198A61K31/34A61K31/365A61K31/436A61K31/465A61K31/5383A61K31/5575A61K38/13A61K38/193Y10S514/878Y10S514/879
    • It has been discovered that the stimulation of &bgr;-adrenergic receptors, which activate cAMP formation, give rise to increased APP and GFAP synthesis in astrocytes. Hence, the in vitro or in vivo exposure of neuronal cells to certain compositions comprising &bgr;-adrenergic receptor ligands or agonists, including, e.g., norepinephrine, isoproterenol and the like, increases APP mRNA transcription and consequent APP overproduction. These increases are blocked by &bgr;-adrenergic receptor antagonists, such as propranolol. The in vitro or in vivo treatment of these cells with 8Br-cAMP, prostaglandin E2 (PG E2), forskolin, and nicotine ditartrate also increased APP synthesis, including an increase in mRNA and holoprotein levels, as well as an increase in the expression of glial fibrillary acidic protein (GFAP). Compositions and methods are disclosed of regulating APP overexpression and mediating reactive astrogliosis through cAMP signaling or the activation of &bgr;-adrenergic receptors. It has further been found that the increase in APP synthesis caused by 8Br-cAMP, PG E2, forskolin, or nicotine ditartrate is inhibited by immunosuppressants or anti-inflammatory agents, such as cyclosporin A, and FK-506 (tacrolimus), as well as ion-channel modulators, including ion chelating agents such as EGTA, or calcium/calmodulin kinase inhibitors, such as KN93. The present invention has broad implications in the alleviation, treatment, or prevention of neurological disorders and neurodegenerative diseases, including Alzheimer's Disease.
    • 已经发现,激活cAMP形成的β-肾上腺素能受体的刺激在星形胶质细胞中产生增加的APP和GFAP合成。 因此,神经元细胞体外暴露于包含β-肾上腺素能受体配体或激动剂(包括例如去甲肾上腺素,异丙肾上腺素等)的某些组合物的体外或体内暴露增加APP mRNA转录和随后的APP过量产生。 这些增加被β-肾上腺素能受体拮抗剂如普萘洛尔阻断。 用8Br-cAMP,前列腺素E2(PG E2),毛喉素和烟碱尼泊金酯处理这些细胞的体外或体内治疗也增加了APP合成,包括mRNA和蛋白水平的增加,以及表达增加 胶质纤维酸性蛋白(GFAP)。 公开了通过cAMP信号传导或β-肾上腺素能受体活化调节APP过表达和介导反应性星形胶质细胞增多的组合物和方法。 还发现免疫抑制剂或抗炎剂如环孢菌素A和FK-506(他克莫司)也抑制了由8Br-cAMP,PG E2,毛喉素或烟碱酒石酸引起的APP合成的增加 作为离子通道调节剂,包括离子螯合剂如EGTA或钙/钙调蛋白激酶抑制剂,例如KN93。 本发明在减轻,治疗或预防神经障碍和神经变性疾病(包括阿尔茨海默病)方面具有广泛的意义。
    • 2. 发明授权
    • Regulation of amyloid precursor protein (APP) expression by administration of an estrogenic compound
    • 通过施用雌激素化合物调节淀粉样蛋白前体蛋白(APP)表达
    • US06333317B1
    • 2001-12-25
    • US09049198
    • 1998-03-27
    • Robert K. K. LeeRichard J. Wurtman
    • Robert K. K. LeeRichard J. Wurtman
    • A01N3736
    • A61K31/566A61K31/00A61K31/565
    • It has been discovered that lipophilic hormones that interact with cytosolic or nuclear receptors regulate APP expression and synthesis, through modification of APP mRNA stability and/or regulation of APP gene transcription and translation activities. These studies demonstrate that the treatment of brain cells with estrone or 17&bgr;-estradiol results in a reduction in the level of APP holoprotein expression, without a concomitant change in the total level of cell protein. The reduction in the level of APP holoprotein caused by estrone or 17&bgr;-estradiol is also expected to reduce the production of neurotoxic APP fragments. In as much as estrogen deficiency in postmenopausal women is associated with a higher incidence of Alzheimer's disease, this discovery opens the possibility that estrogen therapy may prevent some of the neurodegenerative and cognitive changes associated with Alzheimer's disease, aging and other disease conditions associated with such neurodegenerative and cognitive decline.
    • 已经发现,通过修饰APP mRNA稳定性和/或调节APP基因转录和翻译活性,与胞质或核受体相互作用的亲脂性激素调节APP表达和合成。 这些研究表明,使用雌酮或17β-雌二醇治疗脑细胞导致APP蛋白表达水平的降低,而细胞蛋白总水平没有伴随的变化。 由雌酮或17β-雌二醇引起的APP蛋白水平的降低也有望降低神经毒性APP片段的产生。 绝经后妇女的雌激素缺乏与阿尔茨海默病的发病率相关,这一发现揭示了雌激素治疗可能会预防与阿尔茨海默氏病相关的一些神经变性和认知变化,老年化和其他与这种神经变性相关的疾病状况 和认知衰退。
    • 3. 发明授权
    • Compositions and methods for treatment of neurological disorders and neurodegenerative diseases
    • 用于治疗神经障碍和神经变性疾病的组合物和方法
    • US06184248B2
    • 2001-02-06
    • US09435470
    • 1999-11-08
    • Robert K. K. LeeRichard J. Wurtman
    • Robert K. K. LeeRichard J. Wurtman
    • A61K3134
    • A61K31/00A61K31/05A61K31/137A61K31/18A61K31/198A61K31/34A61K31/365A61K31/436A61K31/465A61K31/5383A61K31/5575A61K31/7076A61K38/13A61K38/193
    • It has been discovered that the stimulation of &bgr;adrenergic receptors, which activate cAMP formation, give rise to increased APP and GFAP synthesis in astrocytes. Hence, the in vitro or in vivo exposure of neuronal cells to certain compositions comprising &bgr;-adrenergic receptor ligands or agonists, including, e.g., norepinephrine, isoproterenol and the like, increases APP mRNA transcription and consequent APP overproduction. These increases are blocked by &bgr;-adrenergic receptor antagonists, such as propranolol. The in vitro or in vivo treatment of these cells with 8Br-cAMP, prostaglandin E2 (PG E2), forskolin, and nicotine ditartrate also increased APP synthesis, including an increase in mRNA and holoprotein levels, as well as an increase in the expression of glial fibrillary acidic protein (GFAP). Compositions and methods are disclosed of regulating APP overexpression and mediating reactive astrogliosis through cAMP signaling or the activation of &bgr;-adrenergic receptors. It has further been found that the increase in APP synthesis caused by 8Br-cAMP, PG E2, or forskolin is inhibited by immunosuppressants, immunophilin ligands, or anti-inflammatory agents, such as cyclosporin A, and FK-506 (tacrolimus), as well as ion-channel modulators, including ion chelating agents such as EGTA, or calcium/calmodulin kinase inhibitors, such as KN93. The present invention has broad implications in the alleviation, treatment, or prevention of neurological disorders and neurodegenerative diseases, including Alzheimer's Disease.
    • 已经发现,激活cAMP形成的β-肾上腺素能受体的刺激在星形胶质细胞中产生增加的APP和GFAP合成。 因此,神经元细胞体外暴露于包含β-肾上腺素能受体配体或激动剂(包括例如去甲肾上腺素,异丙肾上腺素等)的某些组合物的体外或体内暴露增加APP mRNA转录和随后的APP过量产生。 这些增加被β-肾上腺素能受体拮抗剂如普萘洛尔阻断。 用8Br-cAMP,前列腺素E2(PG E2),毛喉素和烟碱尼泊金酯处理这些细胞的体外或体内治疗也增加了APP合成,包括mRNA和蛋白水平的增加,以及表达增加 胶质纤维酸性蛋白(GFAP)。 公开了通过cAMP信号传导或β-肾上腺素能受体活化调节APP过表达和介导反应性星形胶质细胞增多的组合物和方法。 进一步发现,由8Br-cAMP,PG E2或毛喉素引起的APP合成的增加被免疫抑制剂,免疫亲和素配体或抗炎剂如环孢菌素A和FK-506(他克莫司)抑制,作为 以及离子通道调节剂,包括离子螯合剂如EGTA或钙/钙调蛋白激酶抑制剂,例如KN93。 本发明在减轻,治疗或预防神经障碍和神经变性疾病(包括阿尔茨海默病)方面具有广泛的意义。
    • 4. 发明授权
    • Compositions and methods for treatment of neurological disorders and
neurodegenerative diseases
    • 用于治疗神经障碍和神经变性疾病的组合物和方法
    • US6043224A
    • 2000-03-28
    • US924505
    • 1997-09-05
    • Robert K. K. LeeRichard J. Wurtman
    • Robert K. K. LeeRichard J. Wurtman
    • A61K31/00A61K31/05A61K31/137A61K31/18A61K31/198A61K31/34A61K31/365A61K31/436A61K31/465A61K31/5383A61K31/5575A61K38/13A61K38/19A61K3/705
    • A61K31/7076A61K31/00A61K31/05A61K31/137A61K31/18A61K31/198A61K31/34A61K31/365A61K31/436A61K31/465A61K31/5383A61K31/5575A61K38/13A61K38/193Y10S514/878Y10S514/879
    • It has been discovered that the stimulation of .beta.-adrenergic receptors, which activate cAMP formation, give rise to increased APP and GFAP synthesis in astrocytes. Hence, the in vitro or in vivo exposure of neuronal cells to certain compositions comprising .beta.-adrenergic receptor ligands or agonists, including, e.g., norepinephrine, isoproterenol and the like, increases APP mRNA transcription and consequent APP overproduction. These increases are blocked by .beta.-adrenergic receptor antagonists, such as propranolol. The in vitro or in vivo treatment of these cells with 8Br-cAMP, prostaglandin E.sub.2 (PG E.sub.2), forskolin, and nicotine ditartrate also increased APP synthesis, including an increase in mRNA and holoprotein levels, as well as an increase in the expression of glial fibrillary acidic protein (GFAP). Compositions and methods are disclosed of regulating APP overexpression and mediating reactive astrogliosis through cAMP signaling or the activation of .beta.-adrenergic receptors. It has further been found that the increase in APP synthesis caused by 8Br-cAMP, PG E.sub.2, forskolin, or nicotine ditartrate is inhibited by immunosuppressants or anti-inflammatory agents, such as cyclosporin A, and FK-506 (tacrolimus), as well as ion-channel modulators, including ion chelating agents such as EGTA, or calcium/calmodulin kinase inhibitors, such as KN93. The present invention has broad implications in the alleviation, treatment, or prevention of neurological disorders and neurodegenerative diseases, including Alzheimer's Disease.
    • 已经发现,激活cAMP形成的β-肾上腺素能受体的刺激在星形胶质细胞中产生增加的APP和GFAP合成。 因此,神经元细胞体外或体内暴露于包含β-肾上腺素能受体配体或激动剂(包括例如去甲肾上腺素,异丙肾上腺素等)的某些组合物会增加APP mRNA转录和随后的APP过量产生。 这些增加被β-肾上腺素能受体拮抗剂如普萘洛尔阻断。 用8Br-cAMP,前列腺素E2(PG E2),毛喉素和烟碱尼泊金酯处理这些细胞的体外或体内治疗也增加了APP合成,包括mRNA和蛋白水平的增加,以及表达增加 胶质纤维酸性蛋白(GFAP)。 公开了通过cAMP信号传导或β-肾上腺素能受体活化调节APP过表达和介导反应性星形胶质细胞增生的组合物和方法。 还发现免疫抑制剂或抗炎剂如环孢菌素A和FK-506(他克莫司)抑制了由8Br-cAMP,PG E2,毛喉素或烟碱尼泊金酯引起的APP合成的增加,以及 作为离子通道调节剂,包括离子螯合剂如EGTA或钙/钙调蛋白激酶抑制剂,例如KN93。 本发明在减轻,治疗或预防神经障碍和神经变性疾病(包括阿尔茨海默病)方面具有广泛的意义。