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    • 2. 发明授权
    • Thermally induced phase separation immunoassay
    • 热诱导相分离免疫测定
    • US4780409A
    • 1988-10-25
    • US854831
    • 1986-04-28
    • Nobuo MonjiAllan S. HoffmanJohn H. PriestRaymond L. Houghton
    • Nobuo MonjiAllan S. HoffmanJohn H. PriestRaymond L. Houghton
    • G01N33/543G01N33/531G01N33/537G01N33/545G01N33/569
    • G01N33/545G01N33/531G01N33/5375G01N33/56927Y10S435/971Y10S435/973Y10S436/824Y10S436/827
    • An immunoassay in which a thermally induced phase separation is used to effect the separation of specifically bound reactants from free reactants is disclosed. A first reactant is conjugated to a temperature-sensitive polymer to form a polymer/reactant conjugate, and a second reactant is conjugated to a reporter to form a reporter/reactant conjugate. The polymer/reactant, reporter/reactant, and biological fluid samples suspected of containing the analyte are admixed in solution at a temperature other than that at which the polymer will precipitate. Specific binding is allowed to occur, thereby forming a ternary complex. The salt concentration of the adjusted solution is then adjusted to a concentration sufficient to cause the complex to precipitate from the solution, the amount of reporter activity in the precipitated complex or in the solution measured and the presence and/or concentration of the analyte therefrom determined. Alternatively, the first reactant may be conjugated to a monomer and subsequently copolymerized with additional monomers to yield a temperature-sensitive copolymer. Multiple analyses may also be performed on a single sample by choosing a variety of polymers, each polymer having a different specific binding partner conjugated thereto and a different critical solution temperature. By altering the temperature and/or the salt concentration of the solution incrementally, the reporter associated with each of the complexes precipitated with each temperature or concentration increment may be measured, and the presence and/or concentration of each of the analytes determined.
    • 公开了一种免疫测定法,其中使用热诱导相分离来实现特异性结合的反应物与游离反应物的分离。 将第一反应物与温度敏感的聚合物缀合以形成聚合物/反应物缀合物,并且将第二反应物与报道分子缀合以形成报告物/反应物缀合物。 怀疑含有分析物的聚合物/反应物,报告物/反应物和生物液体样品在除聚合物沉淀之外的温度下在溶液中混合。 允许发生特异性结合,从而形成三元复合物。 然后将调整后的溶液的盐浓度调整至足以引起络合物从溶液中沉淀出的浓度,测定沉淀的络合物或溶液中的报告物活性的量以及测定的分析物的存在和/或浓度 。 或者,第一反应物可以与单体缀合,随后与另外的单体共聚以产生温度敏感的共聚物。 也可以通过选择各种聚合物对单个样品进行多重分析,每种聚合物具有与其缀合的不同的特异性结合对象和不同的临界溶解温度。 通过逐渐改变溶液的温度和/或盐浓度,可以测量与每个温度或浓度增量沉淀的每个络合物相关的报告物,并测定每种分析物的存在和/或浓度。
    • 6. 发明授权
    • Synthesis of polymers containing integral antibodies
    • 含有整体抗体的聚合物的合成
    • US4609707A
    • 1986-09-02
    • US668248
    • 1984-11-07
    • Robert C. NowinskiAllan S. Hoffman
    • Robert C. NowinskiAllan S. Hoffman
    • C08F290/14G01N33/545C08L89/00C08H1/00
    • C08F290/14G01N33/545G01N2650/00Y10S436/827Y10S530/817
    • A method is disclosed for the de novo synthesis of antibody-containing polymers and the preparation of a class of polymerizable compounds used in the synthesis of such antibody-containing polymers. Antibody-containing polymers formed from monomer/antibody conjugates and nonderivatized polymerizable compounds can be varied in formation of the polymer to provide control of (a) molecular spacing, steric accessibility and the number of antibody molecules that are integrally incorporated into the polymer backbone, and (b) the chemical and physical structure of the polymer itself, thus enabling specific tailoring of antibody-containing polymers for particular end-use application. Also disclosed is a method for the selective removal of a compound from a solution or suspension thereof using monomer/receptor conjugates where the compound has the capacity to bind to the receptor in the conjugate. The bound compound is removed by polymerization - induced separation of the monomer/receptor--compound complex from solution.
    • 公开了用于从含合成抗体的聚合物和制备用于合成这种含抗体聚合物的一类可聚合化合物的方法。 由单体/抗体缀合物和非稀释的可聚合化合物形成的含抗体的聚合物可以在形成聚合物时变化,以提供(a)分子间距,空间可及性和整体并入聚合物主链中的抗体分子的数量的控制,以及 (b)聚合物本身的化学和物理结构,从而能够特异性地定制含抗体的聚合物用于特定的最终应用。 还公开了使用单体/受体共轭物从其溶液或悬浮液中选择性除去化合物的方法,其中化合物具有结合缀合物中受体的能力。 通过聚合诱导分离单体/受体复合物从溶液中除去结合的化合物。
    • 7. 发明授权
    • Polymerizable compounds and methods for preparing synthetic polymers
that integrally contain polypeptides
    • 可聚合的化合物和用于制备整体含有多肽的合成聚合物的方法
    • US4511478A
    • 1985-04-16
    • US550929
    • 1983-11-10
    • Robert C. NowinskiAllan S. Hoffman
    • Robert C. NowinskiAllan S. Hoffman
    • C08F290/14G01N33/545C08L89/00C08H1/00
    • C08F290/14G01N33/545G01N2650/00Y10S436/827
    • A method is disclosed for the de novo synthesis of polypeptide-containing polymers. This disclosure also includes a description of, and a method for the preparation of, a class of polymerizable compounds used in the synthesis of polypeptide-containing polymers. These polymerizable compounds are chemical conjugates prepared by covalent linkage of polymerizable organic monomers with specific polypeptides. Soluble monomer/polypeptide conjugates can be polymerized in solution with additional nonderivatized organic monomers to form desired polypeptide-containing polymers. The amount and composition of monomer and monomer/polypeptide conjugates can be varied in order to provide control of (a) molecular spacing, steric accessibility, and number of polypeptide molecules that are integrally incorporated into the polymer backbone, and (b) the chemical and physical structure of the polymer itself. This enables the specific tailoring of polypeptide-containing polymers for particular end-use applications.
    • 公开了用于从头合成含多肽的聚合物的方法。 本公开还包括用于合成含多肽的聚合物中使用的一类可聚合化合物的描述和制备方法。 这些可聚合化合物是通过可聚合有机单体与特定多肽的共价连接制备的化学共轭物。 可溶性单体/多肽缀合物可以在溶液中与另外的非衍生化有机单体聚合以形成所需的含多肽的聚合物。 可以改变单体和单体/多肽缀合物的量和组成,以便提供(a)分子间距,空间可及性和整体并入到聚合物主链中的多肽分子的数量的控制,和(b)化学和/ 聚合物本身的物理结构。 这使得能够特定定制含多肽的聚合物用于特定的最终用途应用。