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    • 1. 发明申请
    • POSITIVE DETECTION LATERAL-FLOW APPARATUS AND METHOD FOR SMALL AND LARGE ANALYTES
    • 积极检测侧向流动装置及小尺寸分析方法
    • US20090253219A1
    • 2009-10-08
    • US12396216
    • 2009-03-02
    • Jeffrey S. BauerTimothy P. HyattHuiying WangRobert L. Buck
    • Jeffrey S. BauerTimothy P. HyattHuiying WangRobert L. Buck
    • G01N33/558G01N31/22C12M1/00
    • G01N33/94G01N33/54386G01N33/558G01N33/946
    • Methods and devices for the detection and/or quantification of an analyte in a sample are provided. These are positive detection methods and devices, in that the more analyte is present in the sample, the stronger the signal that is provided. Devices of the invention include a mobilization zone including a mobile or mobilizable detectable analyte analog, a sample application area, primary and secondary capture areas each including an immobilized binding partner having a binding affinity for the analyte being tested for a detectable analyte analog. The mobilization zone, sample application area, primary and secondary capture area are in fluid continuous contact with each other. In these devices, the first immobilized binding partner has an equal or lower apparent affinity for the analyte than it has for the detectable analyte analog. Methods of this invention involve introducing a sample (which is suspected of containing the analyte to be tested for) to a device such as those described herein, and permitting the sample to migrate from the application area to and through the first and secondary binding zones. A detectable tracer conjugate is also permitted to migrate through the device, usually slightly behind the sample so that any analyte in the sample contacts the first binding partner before the conjugate. Results of such methods are read based on the presence and/or intensity of the detectable signal given by conjugate that binds in the second capture area.
    • 提供了用于检测和/或定量样品中分析物的方法和装置。 这些是阳性检测方法和装置,因为样品中存在的分析物越多,所提供的信号越强。 本发明的装置包括动员区,其包括可移动或可动员的可检测分析物类似物,样品施用区域,初级和次级捕获区域,每个捕获区域包括具有与被检测的可分析物类似物的分析物的结合亲和力的固定结合对象。 动员区,样品应用区,初级和次级捕获区彼此流体连续接触。 在这些装置中,第一个固定化的结合配偶体与被检测的分析物类似物具有相等或更低的对分析物的表观亲和力。 本发明的方法包括将样品(其被怀疑含有要测试的待分析物)引入到如本文所述的装置中,并且允许样品从施用区域迁移到第一和第二结合区域并通过第一和第二结合区。 也可允许可检测的示踪剂缀合物迁移穿过该装置,通常稍微在样品后面,使得样品中的任何分析物在缀合物之前与第一结合配偶体接触。 基于在第二捕获区域中结合的缀合物给出的可检测信号的存在和/或强度来读取这些方法的结果。
    • 2. 发明授权
    • Positive detection lateral-flow apparatus and method for small and large analytes
    • 用于小型和大型分析物的正检测侧流装置和方法
    • US06699722B2
    • 2004-03-02
    • US09835304
    • 2001-04-13
    • Jeffrey S. BauerTimothy P. HyattHuiying Wang
    • Jeffrey S. BauerTimothy P. HyattHuiying Wang
    • G01N33543
    • G01N33/94G01N33/54386G01N33/558G01N33/946
    • Methods and devices for the detection and/or quantification of an analyte in a sample are provided. These are positive detection methods and devices, in that the more analyte is present in the sample, the stronger the signal that is provided. Devices of the invention include a mobilization zone including a mobile or mobilizable detectable analyte analog, a sample application area, primary and secondary capture areas each including an immobilized binding partner having a binding affinity for the analyte being tested for a detectable analyte analog. The mobilization zone, sample application area, primary and secondary capture area are in fluid continuous contact with each other. In these devices, the first immobilized binding partner has an equal or lower apparent affinity for the analyte than it has for the detectable analyte analog. Methods of this invention involve introducing a sample (which is suspected of containing the analyte to be tested for) to a device such as those described herein, and permitting the sample to migrate from the application area to and through the first and secondary binding zones. A detectable tracer conjugate is also permitted to migrate through the device, usually slightly behind the sample so that any analyte in the sample contacts the first binding partner before the conjugate. Results of such methods are read based on the presence and/or intensity of the detectable signal given by conjugate that binds in the second capture area.
    • 提供了用于检测和/或定量样品中分析物的方法和装置。 这些是阳性检测方法和装置,因为样品中存在的分析物越多,所提供的信号越强。 本发明的装置包括动员区,其包括可移动或可动员的可检测分析物类似物,样品施用区域,初级和次级捕获区域,每个捕获区域包括具有与被检测的可分析物类似物的分析物的结合亲和力的固定结合对象。 动员区,样品应用区,初级和次级捕获区彼此流体连续接触。 在这些装置中,第一个固定化的结合配偶体与被检测的分析物类似物具有相等或较低的对分析物的表观亲和力。 本发明的方法包括将样品(其被怀疑含有要测试的待分析物)引入到如本文所述的装置中,并且允许样品从施用区域迁移到第一和第二结合区域并通过第一和第二结合区。 也可允许可检测的示踪剂缀合物迁移穿过该装置,通常稍微在样品后面,使得样品中的任何分析物在缀合物之前与第一结合配偶体接触。 基于在第二捕获区域中结合的缀合物给出的可检测信号的存在和/或强度来读取这些方法的结果。
    • 5. 发明申请
    • MODIFIED CARDIOLIPIN AND USES THEREFOR
    • 改良的药物及其用途
    • US20110136143A1
    • 2011-06-09
    • US13027224
    • 2011-02-14
    • Arnold R. CastroHuiying Wang
    • Arnold R. CastroHuiying Wang
    • G01N33/53C07K1/04
    • G01N33/571G01N33/564G01N33/92G01N2333/20G01N2469/20
    • Compositions, methods and devices for the detection of anti-lipoidal antibodies and the diagnosis of disease, for example, syphilis, are described. In particular, oxidized cardiolipins, which may be conjugated with a variety of attachment molecules, such as BSA, KLH, biotin, synthetic protein MAPS, IgY, streptavidin, or avidin, are described. Such oxidized cardiolipin, alone or complexed with one or more attachment molecules, are useful to detect anti-lipoidal antibodies in subjects, for example, when used in lateral flow devices. Lateral flow devices are described that permit the detection of anti-lipoidal antibodies and that permit the co-detection of nontreponemal and treponemal antibodies in biological samples.
    • 描述了用于检测抗脂质体抗体的组合物,方法和装置以及疾病的诊断,例如梅毒。 特别地,描述了可以与各种附着分子缀合的氧化的心磷脂,例如BSA,KLH,生物素,合成蛋白MAPS,IgY,链霉亲和素或抗生物素蛋白。 这种氧化的心磷脂单独或与一个或多个附着分子复合可用于检测受试者中的抗脂质体抗体,例如当用于侧流装置时。 描述了允许检测抗脂质体抗体并允许在生物样品中共同检测非延髓和螺旋体抗体的侧流装置。
    • 6. 发明授权
    • Modified cardiolipin and uses therefor
    • 改良的心磷脂及其用途
    • US07888043B2
    • 2011-02-15
    • US12094144
    • 2006-11-17
    • Arnold R. CastroHuiying Wang
    • Arnold R. CastroHuiying Wang
    • G01N33/53G01N33/573
    • G01N33/571G01N33/564G01N33/92G01N2333/20G01N2469/20
    • Compositions, methods and devices for the detection of anti-lipoidal antibodies and the diagnosis of disease, for example, syphilis, are described. In particular, oxidized cardiolipins, which may be conjugated with a variety of attachment molecules, such as BSA, KLH, biotin, synthetic protein MAPS, IgY, streptavidin, or avidin, are described. Such oxidized cardiolipin, alone or complexed with one or more attachment molecules, are useful to detect anti-lipoidal antibodies in subjects, for example, when used in lateral flow devices. Lateral flow devices are described that permit the detection of anti-lipoidal antibodies and that permit the co-detection of nontreponemal and treponemal antibodies in biological samples.
    • 描述了用于检测抗脂质体抗体的组合物,方法和装置以及疾病的诊断,例如梅毒。 特别地,描述了可以与各种附着分子缀合的氧化的心磷脂,例如BSA,KLH,生物素,合成蛋白MAPS,IgY,链霉亲和素或抗生物素蛋白。 这种氧化的心磷脂单独或与一个或多个附着分子复合可用于检测受试者中的抗脂质体抗体,例如当用于侧流装置时。 描述了允许检测抗脂质体抗体并允许在生物样品中共同检测非延髓和螺旋体抗体的侧流装置。