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    • 1. 发明授权
    • Particle bound binding component immunoassay
    • 颗粒结合组分免疫测定
    • US5501949A
    • 1996-03-26
    • US290487
    • 1994-08-15
    • David L. Marshall
    • David L. Marshall
    • G01N33/538G01N33/543G01N33/558G01N33/569C12Q1/70
    • G01N33/558G01N33/538G01N33/54306G01N33/54313G01N33/56927Y10S435/97Y10S435/975Y10S436/81Y10S436/815Y10S436/818Y10S436/824
    • An immunoassay method for the detection or quantitation of an analyte suspected of being in a solution comprising: (a) combining said specimen, a first binding component, insoluble particles, and second binding component labelled with a signal generating material in a solid phase retention and separation apparatus having a sufficient pore size such that said particles are trapped within said filter yet permitting rapid passage of fluid therethrough in such a manner that an immunological reaction occurs if analyte is present in said specimen, resulting in the formation of an immunocomplex of insolublized first binding component:analyte:second labelled binding component on or within said filter means; (b) separating bound from unbound material; and (c) determining the presence and/or amount of signal produced which is correlative with the amount of analyte present in the solution.
    • 用于检测或定量疑似在溶液中的分析物的免疫测定方法,包括:(a)将所述样品,第一结合组分,不溶性颗粒和用固相保留的信号产生材料标记的第二结合组分合并,以及 分离装置具有足够的孔径,使得所述颗粒被捕获在所述过滤器内,但允许流体快速通过其中,使得如果所述样品中存在分析物,则发生免疫反应,导致形成免疫复合物 分析物:所述过滤装置上或其内的第二标记结合组分; (b)从未结合的物质分离结合物; 和(c)确定产生的信号的存在和/或量与溶液中存在的分析物的量相关。
    • 2. 发明授权
    • Immunoassay for the detection or quantitation of an analyte
    • 用于检测或定量分析物的免疫测定
    • US5236826A
    • 1993-08-17
    • US630365
    • 1990-12-18
    • David L. Marshall
    • David L. Marshall
    • G01N33/538G01N33/543G01N33/558G01N33/569
    • G01N33/538G01N33/54306G01N33/54313G01N33/558G01N33/56927G01N33/56983
    • An immunoassay method for the detection or quantitation of an analyte suspected of being in a solution comprising: (a) combining said specimen, a first binding component, insoluble particles, and second binding component labelled with a signal generating material in a solid phase retention and separation apparatus having a sufficient pore size such that said particles are trapped within said filter yet permitting rapid passage of fluid therethrough in such a manner that an immunological reaction occurs if analyte is present in said specimen, resulting in the formation of an immunocomplex of insolubilized first binding component:analyte:second labelled binding component on or within said filter means; (b) separating bound from unbound material; and (c) determining the presence and/or amount of signal produced which is correlative with the amount of analyte present in the solution.
    • 用于检测或定量疑似在溶液中的分析物的免疫测定方法,包括:(a)将所述样品,第一结合组分,不溶性颗粒和用固相保留的信号产生材料标记的第二结合组分合并,以及 分离装置具有足够的孔径,使得所述颗粒被捕获在所述过滤器内,但允许流体快速通过,使得如果分析物存在于所述样品中,则发生免疫反应,导致形成不溶性第一的免疫复合物 分析物:所述过滤装置上或其内的第二标记结合组分; (b)从未结合的物质分离结合物; 和(c)确定产生的信号的存在和/或量与溶液中存在的分析物的量相关。
    • 3. 发明申请
    • SYSTEMS AND METHODS FOR THROUGH-THE-EARTH COMMUNICATIONS
    • 通过接地通信的系统和方法
    • US20100311325A1
    • 2010-12-09
    • US12793651
    • 2010-06-03
    • David L. Marshall
    • David L. Marshall
    • H04B13/02H01Q1/50
    • H04B13/02
    • Systems and methods for wirelessly sending signals through the earth between transmitting and receiving antennas are disclosed, wherein the communicating antennas are of the types that generate significant far field radiation and may interact substantially through the emission and absorption of electromagnetic radiation in addition to magnetic coupling. Frequencies are typically chosen which may be much higher than those conventionally used for through-the-earth (TTE) communications. In many situations where TTE communication is desired, the electromagnetic coupling and associated magnetic coupling produced and utilized by these certain types of antennas provide greater effective communications ranges when compared with the ranges that are obtainable with antennas interacting predominately by magnetic coupling alone.
    • 公开了用于在发射天线和接收天线之间通过地球无线发送信号的系统和方法,其中通信天线是产生显着的远场辐射的类型,并且除了磁耦合之外,它们可以基本上通过电磁辐射的发射和吸收相互作用。 通常选择的频率可能比通常用于通过地球(TTE)通信的频率高得多。 在需要TTE通信的许多情况下,与通过主要仅通过磁耦合相互作用的天线可获得的范围相比,由这些某些类型的天线产生和利用的电磁耦合和相关的磁耦合提供了更有效的通信范围。
    • 6. 发明授权
    • Soluble insoluble polymers in enzymeimmunoassay
    • 可溶性不溶性聚合物在酶免疫测定中
    • US4530900A
    • 1985-07-23
    • US417281
    • 1982-09-13
    • David L. Marshall
    • David L. Marshall
    • G01N33/539G01N33/548G01N33/54C12N9/96
    • G01N33/539G01N33/548Y10S435/969Y10S435/971Y10S436/815Y10S436/824Y10S436/828
    • The invention pertains to an improved heterogeneous enzymeimmunoassay involving the use of a reversibly soluble polymeric substance acting as the support for the antibody. In the direct method the antigen to be detected and an enzyme labeled antigen are bound by antibody which is chemically linked to the soluble polymeric substance. The polymer is rendered insoluble and removed from the test solution. After resolubilization into a solution containing substrate for the enzyme label, the assay for antigen is completed by determination of enzymatic activity. In the indirect method, the antigen to be detected and an enzyme labeled antigen are incubated with a primary antibody unattached to the polymeric substance. After addition of a second antibody which is chemically linked to the polymeric substance, the polymer is rendered insoluble and the assay is performed as in the direct method described above.
    • 本发明涉及一种改进的异源酶免疫测定法,其涉及使用作为抗体载体的可逆溶解聚合物质。 在直接法中,待检测的抗原和酶标记的抗原通过与可溶性聚合物质化学连接的抗体结合。 使聚合物变得不溶,并从测试溶液中除去。 在重新溶解成含有酶标记底物的溶液后,通过测定酶活性来完成抗原测定。 在间接方法中,将待检测的抗原和酶标记的抗原与未附着于聚合物质的一抗孵育。 加入与聚合物质化学连接的第二抗体后,使聚合物变得不溶,并按照上述直接方法进行测定。