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    • 42. 发明申请
    • METHOD FOR PREPARING TOPOGRAPHICALLY STRUCTURED MICROARRAYS
    • 制备地层结构微量元素的方法
    • WO2013037836A1
    • 2013-03-21
    • PCT/EP2012/067856
    • 2012-09-12
    • ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)GOBAA, SamyLUTOLF, Matthias
    • GOBAA, SamyLUTOLF, Matthias
    • C12Q1/02B41J2/15C12N5/00
    • G01N33/5041B01J19/0046B01J2219/00385B01J2219/00509B01J2219/00596B01J2219/00722B01J2219/00725B01J2219/00731C12N5/0068C12N2535/10C12Q1/02G01N33/5026G01N33/5032G03F7/20G03F7/32G03F7/36
    • A method for preparing a topographically structured hydrogel microarray is described comprising the steps of a) providing one or more types of biomolecule(s) on top of micropillars of an array of micropillars, preferably by means of robotical spotting, b) providing a partially crosslinked hydrogel on a substrate, preferably attached to a substantially rigid and/or planar sub- strate, c) simultaneously soft-embossing a hydrogel microwell array and transferring the biomolecule(s) from the micropillars to the microwells by pressing the micropillars of the array of step a) onto the partially crosslinked layer of hydrogel of step b) until substantial completion of crosslinking and d) demolding the array of micropillars of step a) from the hydrogel microwell array of step c). The method according to the invention has the advantages of resulting in higher biochemical patterning precision, allowing for modulation of biochemical parameters by interfacing microarray manufacture with robotic technology and rendering the microarrays obtained compatible with existing read-out systems such as microscopes. Further, the elasticity of the hydrogel can be varied by tuning its shear modulus.
    • 描述了一种用于制备地形结构的水凝胶微阵列的方法,其包括以下步骤:a)优选通过机器人点样,在微柱阵列的微柱体的顶部提供一种或多种类型的生物分子,b)提供部分交联的 基底上的水凝胶,优选地连接到基本上刚性和/或平面的基底上,c)同时软化压花水凝胶微孔阵列,并将生物分子从微透镜转移到微孔中,方法是通过将微阵列的微阵列 步骤a)到步骤b)的部分交联的水凝胶层上,直到基本完成交联,和d)将步骤a)的微柱阵列从步骤c)的水凝胶微孔阵列脱模。 根据本发明的方法具有产生更高的生物化学图案化精度的优点,允许通过将微阵列制造与机器人技术相连接并使获得的微阵列与现有的读出系统如显微镜相兼容来调制生物化学参数。 此外,水凝胶的弹性可以通过调节其剪切模量来改变。
    • 47. 发明申请
    • METHOD OF MODULATING NEOVASCULARIZATION
    • 调节新生血管的方法
    • WO2009126725A1
    • 2009-10-15
    • PCT/US2009/039932
    • 2009-04-08
    • THE REGENTS OF THE UNIVERSITY OF MICHIGANWEISS, StephenROWE, Robert, G.
    • WEISS, StephenROWE, Robert, G.
    • C07K16/18C07K14/315C07K14/78A61K39/395A61K38/39A61P43/00A61P9/00
    • C07K16/22A61K38/164A61K38/39A61K39/00A61K2039/505C07K14/78C07K16/18G01N33/5026
    • The disclosure provides a method of inhibiting neovascularization in a subject. The method comprises administering to the subject an agent that interferes with fibronectin (Fn) matrix assembly in an amount effective to inhibit neovascularization. The disclosure also provides a method of identifying an agent that inhibits neovascularization. The method comprises detecting fibronectin (Fn) matrix assembly by stimulated endothelial cells cultured in three-dimensional culture gel in the presence and absence of an agent. A decrease in Fn matrix assembly in the presence of the agent compared to Fn matrix assembly in the absence of the agent is indicative of an agent that inhibits neovascularization. Alternatively, the method of identifying an agent that inhibits neovascularization comprises detecting changes in nuclear architecture in stimulated endothelial cells cultured in three-dimensional culture gel in the presence and absence of an agent. A reduction in nuclear architecture organization identifies an agent that inhibits neovascularization.
    • 本公开提供了抑制受试者中新生血管形成的方法。 该方法包括以有效抑制新血管形成的量向受试者施用干扰纤连蛋白(Fn)基质组合物的药剂。 本公开还提供了鉴定抑制新血管形成的药剂的方法。 该方法包括在存在和不存在药剂的情况下,通过在三维培养凝胶中培养的受激内皮细胞检测纤连蛋白(Fn)基质装配体。 在不存在药物的情况下,与Fn基质组装相比,在药剂存在下Fn基质组装的减少指示抑制新生血管形成的药剂。 或者,识别抑制新血管形成的药剂的方法包括检测在存在和不存在药剂的情况下在三维培养凝胶中培养的受刺激的内皮细胞中的核结构的变化。 核建筑组织的减少确定了抑制新血管形成的药物。
    • 48. 发明申请
    • COMPOSITIONS AND METHODS FOR INCREASING OSTEOBLAST CELL DIFFERENTIATION AND BONE GENERATION
    • 用于增加OSTEOBLAST细胞分化和骨生成的组合物和方法
    • WO2006119406A3
    • 2009-04-23
    • PCT/US2006017104
    • 2006-05-03
    • UAB RESEARCH FOUNDATIONZAYZAFOON MAJDMCDONALD JAY MYEO HYEONJU
    • ZAYZAFOON MAJDMCDONALD JAY MYEO HYEONJU
    • G01N33/567
    • G01N33/5026
    • The present invention relates to the discovery of a novel pathway for the induction of osteoblast cellular differentiation and bone generation. Specifically, the present invention envisions a novel screening tool for the determination of compounds capable of promoting osteoblast cellular differentiation that could be used in the treatment of various bone-loss or bone density decreasing disorders. The method of screening of the present invention enables one to determine whether a compound affects certain pathways that promote via direct induction, or the downregulation of inhibiting activity, the differentiation of progenitor cells into osteoblasts. This promotion of osteoblasts could provide for treatments for bone-loss or bone density disorders. The invention further encompasses methods of increasing bone density using the compounds, the compounds, and pharmaceutical compositions comprising the compounds.
    • 本发明涉及用于诱导成骨细胞分化和骨产生的新途径的发现。 具体地,本发明设想了一种用于测定能够促进成骨细胞分化的化合物的新型筛选工具,其可用于治疗各种骨丢失或骨密度降低障碍。 本发明的筛选方法能够确定化合物是否影响通过直接诱导促进的某些途径,或抑制活性的下调,将祖细胞分化成成骨细胞。 成骨细胞的这种促进可以提供骨丢失或骨密度紊乱的治疗。 本发明还包括使用化合物,化合物和包含该化合物的药物组合物来增加骨密度的方法。