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    • 81. 发明授权
    • Generation of ion exchanger media
    • 生成离子交换介质
    • US07067059B2
    • 2006-06-27
    • US10489468
    • 2002-09-12
    • Jean-Luc MaloiselNicolas Thevenin
    • Jean-Luc MaloiselNicolas Thevenin
    • B01D15/08
    • B01J20/3212B01J20/3204B01J20/321B01J20/3219B01J39/17B01J39/18B01J39/26
    • The present invention relates to a method of generating a separation medium comprising mixed mode cation-exchanger ligands coupled to a base matrix, which method comprises to provide a scaffold comprising a functional group and exhibiting a cyclic core structure; derivatise the scaffold with a reagent comprising a reactive group coupled to a residue R by reacting the functional group of the scaffold with said reactive group; open the cyclic structure of the resulting derivative; and react the product with a base matrix comprising a reactive group. The scaffold presents at least two functionalities; one sulphur-comprising group for coupling to the base matrix and one group that can be transformed into an ionic group.
    • 本发明涉及一种产生分离介质的方法,该分离介质包含与基础基质偶联的混合模式阳离子交换配体,该方法包括提供包含官能团并显示环状核心结构的支架; 通过使支架的官能团与所述反应性基团反应,用包含与残基R偶联的反应性基团的试剂衍生支架; 打开所得衍生物的环状结构; 并使产物与包含反应性基团的基质基质反应。 脚手架至少有两个功能; 一个用于与基础基质偶联的含硫基团和一个可以转化成离子基团的基团。
    • 84. 发明申请
    • Alteration of surface affinities
    • 表面亲和力的改变
    • US20060063276A1
    • 2006-03-23
    • US11181371
    • 2005-07-14
    • Xingyu JiangRosaria FerrignoGeorge Whitesides
    • Xingyu JiangRosaria FerrignoGeorge Whitesides
    • G01N1/28G01N33/543
    • B82Y30/00B01J20/3204B01J20/321B01J20/3212B01J20/3225B01J20/3227B01J20/3248B01J20/3251B01J20/3274B01J20/3285B01J2219/00497B01J2219/00527B01J2219/00576B01J2219/00585B01J2219/00596B01J2219/00653B01J2219/00659B01J2219/00677B01J2219/00722B01J2219/00725B01J2219/00743B05D3/14B05D3/207G01N33/54353G01N2610/00Y10S436/823Y10T436/118339
    • The present invention provides a series of methods, compositions, and articles for altering a property of a surface (for example, the cytophilicity and/or the hydrophilicity), by exposing at least a portion of the surface to a non-chemical, force-creating field and/or force, such as an electric field. The field/force may be created by any suitable technique. For instance, the field can be created by applying a voltage across the surface, by electrical induction, etc. In certain embodiments, the surface includes molecules attached thereto that can be detached when exposed to non-chemical, force-creating fields and/or forces, thereby altering the chemical composition of at least a portion of the surface. In one set of embodiments, the molecules attached to the surface may include molecules forming a self-assembled monolayer on the surface. In some embodiments, the molecules attached to the surface may include thiol moieties (e.g., as in an alkanethiol), by which the molecule can become attached to the surface. In certain cases, the molecules may be terminated at the unattached end with one or more hydrophilic groups, for example, unmodified ethylene glycol moieties. In some cases, the molecules attached to the surface may include one or more moieties that can bind to various entities such as proteins, peptides, nucleic acids, drugs, cells, etc. In certain embodiments, the techniques are used to enable novel assays for cell motility and/or spreading and screening tests for determining drugs and/or treatments effective in increasing or decreasing cell shape changes and/or motility on surfaces.
    • 本发明提供了一系列用于改变表面性质(例如,细胞毒性和/或亲水性)的方法,组合物和制品,通过将至少一部分表面暴露于非化学, 产生场和/或力,例如电场。 场/力可以通过任何合适的技术来产生。 例如,可以通过在表面上施加电压,通过电感应等来产生该场。在某些实施例中,表面包括附着于其上的分子,当暴露于非化学,力产生场和/或 从而改变表面的至少一部分的化学成分。 在一组实施方案中,连接到表面的分子可以包括在表面上形成自组装单层的分子。 在一些实施方案中,附着于表面的分子可以包括硫醇部分(例如,如在链烷硫醇中),通过该分子可以使分子附着于表面。 在某些情况下,分子可以在一个或多个亲水基团例如未改性的乙二醇部分的非附着端封端。 在一些情况下,附着于表面的分子可以包括可结合各种实体的一个或多个部分,例如蛋白质,肽,核酸,药物,细胞等。在某些实施方案中,该技术用于使新的测定方法 用于确定有效增加或减少细胞形状变化和/或表面活力的药物和/或治疗的细胞运动性和/或扩散和筛选试验。