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    • 1. 发明申请
    • Method for Amplification of Signal in Immunochromatographic Assay and Immunochromatographic Kit Using the Method
    • US20110229913A1
    • 2011-09-22
    • US13131711
    • 2008-11-28
    • Byeong-Woo BaeSung-Dong LeeMin-Gon KimYong-Beom ShinJin-Hee JangJi-Hun Shin
    • Byeong-Woo BaeSung-Dong LeeMin-Gon KimYong-Beom ShinJin-Hee JangJi-Hun Shin
    • G01N33/569G01N33/558G01N33/566C12M1/34B82Y99/00
    • G01N33/558G01N33/585
    • The present invention relates to a method for amplifying a signal in an immunochro-matographic assay for high-sensitivity detection of an analyte and an immunochromatographic kit using the method, which amplifies a signal by controlling a flow rate by discrimination between the size of a first indicator and the size of a second indicator. According to an aspect of the present invention, a method for amplifying a signal in an immunochromatographic assay includes: binding a primary conjugate body, which has a first antibody binding specifically to a first epitope of an analyte, a connector, and a first indicator to which the first antibody and the connector are bound, to the analyte; binding the analyte bound to the primary conjugate body to an immobilized second antibody binding specifically to a second epitope of the analyte; and binding a secondary conjugate body, which has a third antibody binding specifically to the connector of the primary conjugate body and a second indicator to which the third antibody is bound, to the connector of the primary conjugate body, wherein the primary conjugate body is disposed nearer to the immobilized second antibody than the secondary conjugate body, and the particle of the second indicator is larger than the particle of the first indicator, so that the secondary conjugate body reaches the immobilized second antibody later than the primary conjugate body. According to another aspect of the present invention, an immunochromatographic kit includes: a sample pad to which a liquid sample containing an analyte is applied; a conjugate pad including a primary conjugate body having a first antibody binding specifically to a first epitope of an analyte, a connector, and a first indicator to which the first antibody and the connector are bound, and a secondary conjugate body having a third antibody binding specifically to the connector of the primary conjugate body and a second indicator to which the third antibody is bound, wherein the primary conjugate body is disposed nearer to an immobilized second antibody than the secondary conjugate body and the second indicator is larger than the first indicator so that the secondary conjugate body reaches the immobilized second antibody later than the primary conjugate body; a membrane including a detection site immobilizing thereto the second antibody binding specifically to a second epitope of the analyte to which the primary conjugate body is bound, and a control site for error detection; and an absorbing pad absorbing the liquid sample by a capillary phenomenon. Thus, the present invention can perform signal amplification without separate mechanical control or artificial step-by-step reaction.
    • 3. 发明申请
    • METHOD FOR MEASURING GLYCATED HEMOGLOBIN
    • 测量糖化血红蛋白的方法
    • US20120088253A1
    • 2012-04-12
    • US13329689
    • 2011-12-19
    • Byeong-Woo BaeSung-Dong LeeHyong-Soo Kim
    • Byeong-Woo BaeSung-Dong LeeHyong-Soo Kim
    • G01N33/72
    • G01N33/723
    • Provided is a method for measuring glycated hemoglobin. The method includes a hemolysis step of hemolyzing a blood sample with a hemolysate, a reaction step of reacting the hemolyzed blood sample with bead conjugates in which beads are conjugated with glycated hemoglobin binding materials, a first measuring step of measuring the amount of total hemoglobin in blood, an isolation step of isolating normal hemoglobin from the glycated hemoglobin conjugated with the bead conjugates, a second measuring step of measuring the amount of glycated hemoglobin in blood, and a calculation step of calculating the concentration of glycated hemoglobin in the blood sample based on the measured amounts of total hemoglobin and glycated hemoglobin in the blood sample.
    • 提供了测定糖化血红蛋白的方法。 该方法包括使溶血液溶血血液样品的溶血步骤,使溶血的血液样品与珠粒与糖化血红蛋白结合材料共轭的珠缀合物反应的反应步骤,测量总血红蛋白量的第一测量步骤 血液,从与珠缀合物缀合的糖化血红蛋白分离正常血红蛋白的分离步骤,测定血液中糖化血红蛋白量的第二测定步骤,计算血液样品中糖化血红蛋白浓度的计算步骤,基于 血样中总血红蛋白和糖化血红蛋白的测定量。
    • 6. 发明授权
    • Test strip designed to improve spreadability of blood
    • 试纸条旨在提高血液的铺展性
    • US08293189B2
    • 2012-10-23
    • US12722183
    • 2010-03-11
    • Byeong-Woo BaeSung-Dong LeeByung-Hoon KhoJi-Eon RyuJin-Kyeong KimHyou-Arm Joung
    • Byeong-Woo BaeSung-Dong LeeByung-Hoon KhoJi-Eon RyuJin-Kyeong KimHyou-Arm Joung
    • G01N31/22
    • G01N33/525C12Q1/60G01N33/92
    • Disclosed is a test strip for measuring medical data, in which a hydrophilic material is introduced to improve the spreadability of blood. Having the structure comprising a blood-filtering layer designed to filter off either or both of erythrocytes and low-density lipoprotein (LDL) cholesterol from an applied blood sample; a reaction layer in which the blood sample free of erythrocytes and/or low-density lipoprotein (LDL) cholesterol is reacted with an reagent, and a hydrophilic material, intercalated between the blood-filtering layer and the reaction layer, for uniformly spreading the blood sample filtered through the filtering layer, the blood-filtering layer and the reaction layer being stacked between the lower support and the upper cover, the test strip prevents the infiltration of erythrocytes into the reaction layer and improves the spreadability of blood to reduce measurement errors, thus bringing about higher reproducibility.
    • 公开了一种用于测量医疗数据的测试条,其中引入亲水材料以改善血液的铺展性。 具有包括血液过滤层的结构,设计用于从施用的血液样品中过滤掉红细胞和低密度脂蛋白(LDL)胆固醇中的任一者或两者; 将没有红细胞和/或低密度脂蛋白(LDL)胆固醇的血液样品与试剂反应的反应层和插入血液过滤层和反应层之间的亲水材料,以均匀地分散血液 样品通过过滤层过滤,血液过滤层和反应层堆叠在下支撑体和上盖之间,试纸片防止红细胞浸入反应层,提高血液的铺展性,减少测量误差, 从而带来更高的再现性。
    • 8. 发明授权
    • Test strip and method for measuring blood cholesterol level using the same
    • 测试条和使用其测量血液胆固醇水平的方法
    • US08377684B2
    • 2013-02-19
    • US12722147
    • 2010-03-11
    • Byeong-Woo BaeSung-Dong LeeByung-Hoon KhoJi-Eon RyuJin-Kyeong KimHyou-Arm Joung
    • Byeong-Woo BaeSung-Dong LeeByung-Hoon KhoJi-Eon RyuJin-Kyeong KimHyou-Arm Joung
    • C12M1/34
    • G01N33/526C12Q1/60G01N33/92
    • Disclosed are a test strip and a method for measuring medical data. The test strip comprises an upper cover having one or more application holes; a lower support having one or more detected parts at positions corresponding to detecting units of the measuring apparatus; an erythrocyte and LDL cholesterol-filtering layer designed to filter off both of erythrocytes and LDL cholesterol from an applied blood sample by agglutinating erythrocytes and precipitating LDL cholesterol; and a reaction layer in which the blood sample free of erythrocytes and LDL cholesterol is reacted with an reagent, the filtering layer and the reaction layer being stacked between the lower support and the upper cover. Structured to filter off erythrocytes and low-density lipoprotein (LDL) cholesterol from a blood sample in a single layer, the test strip of the present invention can be made to be slim and allows a low volume of blood to be analyzed.
    • 公开了一种测试条和用于测量医疗数据的方法。 测试条包括具有一个或多个施加孔的上盖; 在与测量装置的检测单元相对应的位置处具有一个或多个检测到的部分的下支撑件; 红细胞和低密度脂蛋白胆固醇过滤层设计用于通过凝集红细胞和沉淀LDL胆固醇从应用的血液样品中过滤掉红细胞和低密度脂蛋白胆固醇; 将没有红细胞和低密度脂蛋白胆固醇的血液样品与试剂反应的反应层,过滤层和反应层堆叠在下支撑体和上盖之间。 结构化从单层血液样品中过滤掉红细胞和低密度脂蛋白(LDL)胆固醇,本发明的测试条可以使其细小,并允许分析低体积的血液。
    • 9. 发明授权
    • Method for measuring glycated hemoglobin
    • 测定糖化血红蛋白的方法
    • US08557590B2
    • 2013-10-15
    • US13329689
    • 2011-12-19
    • Byeong-Woo BaeSung-Dong LeeHyong-Soo Kim
    • Byeong-Woo BaeSung-Dong LeeHyong-Soo Kim
    • G01N33/72C12M1/34G01N33/543G01N1/18
    • G01N33/723
    • A method for measuring glycated hemoglobin includes hemolyzing a blood sample with a hemolysate; reacting the hemolyzed blood sample with bead conjugates in which beads are conjugated with glycated hemoglobin binding materials; measuring the amount of total hemoglobin in the reacted blood sample; isolating normal hemoglobin from the glycated hemoglobin conjugated with the bead conjugates; measuring the amount of glycated hemoglobin isolated from the normal hemoglobin; and determining the percentage of the glycated hemoglobin in the blood sample on the basis of the measured amounts of total hemoglobin and glycated hemoglobin. The isolation of normal hemoglobin is performed by absorbing the normal hemoglobin using an absorption pad that is a porous pad having pores, each of which has a size greater than the size of the normal hemoglobin and smaller than the size of the bead.
    • 测定糖化血红蛋白的方法包括用溶血液溶血样品; 使溶血的血液样品与其中珠粒与糖化血红蛋白结合材料缀合的珠缀合物反应; 测量反应血样中总血红蛋白的量; 从与珠缀合物缀合的糖化血红蛋白分离正常血红蛋白; 测量从正常血红蛋白分离的糖化血红蛋白的量; 并且根据所测量的总血红蛋白和糖化血红蛋白的量确定血液样品中糖化血红蛋白的百分比。 正常血红蛋白的分离是通过吸收正常血红蛋白来进行的,该吸收垫是具有孔的多孔垫的吸收垫,每个孔具有大于正常血红蛋白的尺寸并且小于珠的尺寸。
    • 10. 发明授权
    • Biosensor
    • 生物传感器
    • US08158080B2
    • 2012-04-17
    • US12722226
    • 2010-03-11
    • Byeong-Woo BaeSung-Dong LeeByung-Hoon KhoJi-Eon RyuJin-Kyeong KimHyou-Arm JoungKu-Cheol Ahn
    • Byeong-Woo BaeSung-Dong LeeByung-Hoon KhoJi-Eon RyuJin-Kyeong KimHyou-Arm JoungKu-Cheol Ahn
    • G01N31/22
    • C12Q1/006
    • Disclosed herein is a biosensor. The biosensor includes a measuring layer configured to measure whether reaction to a biological sample has occurred. An upper cover is disposed on a top of the measuring layer, and is provided with an open window configured to allow a measurement area of the measuring layer to be exposed and an upper protrusion configured to protrude from an outer portion of the open window in a direction in which the upper protrusion is coupled to a lower panel. The lower panel is disposed below the measuring layer, and is provided with a lower protrusion which protrudes between the open window and the upper protrusion of the upper cover so that the lower protrusion is spaced apart from the upper protrusion by a gap and which presses the measuring layer so that a top of the measuring layer upwardly protrudes from the open window.
    • 本文公开了一种生物传感器。 生物传感器包括测量层,其被配置为测量是否已经发生对生物样品的反应。 上盖设置在测量层的顶部,并且设置有打开的窗口,其被构造成允许测量层的测量区域被暴露,并且上部突起被构造成在开口窗的外部部分中以 上突起联接到下面板的方向。 下面板设置在测量层的下方,并且设置有下突起,该突起在开窗和上盖的上突起之间突出,使得下突起与上突起间隔开间隙,并且按压 测量层,使得测量层的顶部从打开的窗口向上突出。