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    • 1. 发明申请
    • TREATING VARIOUS DISORDERS WITH 7,8-DIHYDROXYFLAVONE AND DERIVATIVES THEREOF
    • 用7,8-二羟基黄酮及其衍生物治疗各种疾病
    • WO2010011836A2
    • 2010-01-28
    • PCT/US2009/051535
    • 2009-07-23
    • EMORY UNIVERSITYYE, Keqiang
    • YE, Keqiang
    • A61K31/353A61P25/24A61P25/22A61P3/04A61P25/28
    • A61K31/353
    • Novel compounds and methods related to the activation of the TrkB receptor are provided. The methods include administering in vivo or in vitro a therapeutically effective amount of 7,8-dihydroxyflavone or derivative thereof. Specifically, methods and compounds for the treatment of disorders including neurologic disorders, neuropsychiatric disorders, and metabolic disorders (e.g., obesity) are provided. For example, a first method is provided of treating or reducing the risk of depression, anxiety, or obesity in a subject, which includes selecting a subject with or at risk of developing depression, anxiety, or obesity, and administering to the subject a therapeutically effective amount of 7,8-dihydroxyflavone or a derivative thereof. A further method of promoting neuroprotection in a subject also is provided, which includes selecting a subject in need of neuroprotection, and administering to the subject a therapeutically effective amount of 7,8-dihydroxyflavone or a derivative thereof.
    • 提供了与TrkB受体活化有关的新化合物和方法。 该方法包括体内或体外给予治疗有效量的7,8-二羟基黄酮或其衍生物。 具体而言,提供了用于治疗包括神经病症,神经精神病症和代谢病症(例如肥胖症)的病症的方法和化合物。 例如,提供了治疗或降低个体中抑郁症,焦虑症或肥胖症风险的第一种方法,其包括选择患有抑郁症,焦虑症或肥胖症或具有发展成抑郁症,焦虑症或肥胖症风险的个体,并且向个体施用治疗 有效量的7,8-二羟基黄酮或其衍生物。 还提供了在受试者中促进神经保护的另一种方法,其包括选择需要神经保护的受试者,并向受试者施用治疗有效量的7,8-二羟基黄酮或其衍生物。
    • 2. 发明申请
    • GAMBOGIC AMINE, A SELECTIVE TRKA AGONIST WITH NEUROPROTECTIVE ACTIVITY
    • GAMBOGIC胺,一种具有神经保护作用的选择性TRKA激动剂
    • WO2009036068A2
    • 2009-03-19
    • PCT/US2008/075859
    • 2008-09-10
    • EMORY UNIVERSITYYE, Keqiang
    • YE, Keqiang
    • C07D417/02A61K31/45A61K31/44
    • C07D493/18
    • Small molecule agonists, partial agonists, and antagonists for the TrkA receptor are described. The compounds are gambogic amines, where the carboxylic acid group of gambogic acid (CO 2 H) has been replaced by an amine group (CH 2 NR 1 R 2 ). In some embodiments, the compounds selectively bind to TrkA but not TrkB or C, robustly induce its tyrosine phosphorylation and downstream signaling activation including Akt and MAP kinases. Further, they can strongly prevent glutamate-induced neuronal cell death and provoke prominent neurite outgrowth in PC12 cells. Gambogic amines specifically interact with the cytoplasmic juxtamembrane domain of TrkA receptor and trigger its dimerization. Administration of these compounds in can substantially diminishes Kainic acid-triggered neuronal cell death and decrease infarct volume in transient middle cerebral artery occlusion (MCAO) model of stroke. Thus, these compounds can provide effective treatments for debilitating neurodegenerative diseases and provide neuroprotection from patients suffering from stroke or other ischemic events.
    • 描述了TrkA受体的小分子激动剂,部分激动剂和拮抗剂。 这些化合物是藤黄胺,其中藤黄酸的羧酸基团(CO 2 H)已经被胺基(CH 2 NR 1) 子>ř<子> 2 )。 在一些实施方案中,化合物选择性结合TrkA但不结合TrkB或C,强烈诱导其酪氨酸磷酸化和下游信号传导活化,包括Akt和MAP激酶。 此外,它们可以强烈预防谷氨酸诱导的神经元细胞死亡并在PC12细胞中引起突出的神经突生长。 藤黄胺特异性与TrkA受体的细胞质近膜区域相互作用并触发其二聚化。 这些化合物的给药可以实质上减少海人酸引发的神经元细胞死亡并减少中风的短暂大脑中动脉闭塞(MCAO)模型中的梗塞体积。 因此,这些化合物可以为衰弱的神经退行性疾病提供有效的治疗,并为患有中风或其他缺血事件的患者提供神经保护。
    • 8. 发明申请
    • HIGH THROUGHPUT BIOASSAY FOR IDENTIFYING SELECTIVE TRKA RECEPTOR AGONISTS, AND GAMBOGIC AMIDE, A SELECTIVE TRKA AGONIST WITH NEUROPROTECTIVE ACTIVITY
    • 用于识别选择性TRKA受体激动剂的高通量生物传感器和游离氨基酸,具有神经保护活性的选择性TRKA激动剂
    • WO2008148008A1
    • 2008-12-04
    • PCT/US2008/064723
    • 2008-05-23
    • EMORY UNIVERSITYYE, Keqiang
    • YE, Keqiang
    • A61K31/352A61K31/45A61K31/497C07D313/06C07D311/78
    • C07D493/10
    • A high-throughput screening assay for identifying small molecule agonists for the TrkA receptor is described. One such agonist, gambogic amide, selectively binds to TrkA but not TrkB or C, robustly induces its tyrosine phosphorylation and downstream signaling activation including Akt and MAP kinases. Further, it strongly prevents glutamate-induced neuronal cell death and provokes prominent neurite outgrowth in PC 12 cells. Gambogic amide specifically interacts with the cytoplasmic juxtamembrane domain of TrkA receptor and triggers its dimerization. Administration of this molecule in mice substantially diminishes Kainic acid-triggered neuronal cell death and decreases infarct volume in transient middle cerebral artery occlusion (MCAO) model of stroke. Thus, gambogic amide and other selective TrkA agonists can provide effective treatments for debilitating neurodegenerative diseases and provide neuroprotection from patients suffering from stroke or other ischemic events.
    • 描述了用于鉴定TrkA受体的小分子激动剂的高通量筛选试验。 一种这样的激动剂,吡喃酰胺选择性结合TrkA而不是TrkB或C,可以强烈诱导其酪氨酸磷酸化和下游信号激活,包括Akt和MAP激酶。 此外,它强烈地防止谷氨酸诱导的神经元细胞死亡并且引起PC12细胞中突出的神经突生长。 甘草酰胺特异性地与TrkA受体的细胞质结膜结构域相互作用并引发其二聚化。 该分子在小鼠中的施用基本上减少了Kainic酸触发的神经元细胞死亡,并减少了中风大脑中动脉闭塞(MCAO)模型中的梗死体积。 因此,弓形酰胺和其他选择性TrkA激动剂可以为衰老性神经变性疾病提供有效的治疗,并从患有卒中或其他缺血事件的患者提供神经保护。