Activation of cholesterol oxidase for cholesterol assay
    3.
    发明授权
    Activation of cholesterol oxidase for cholesterol assay 失效
    胆固醇氧化酶激活胆固醇测定

    公开(公告)号:US4164448A

    公开(公告)日:1979-08-14

    申请号:US768530

    申请日:1977-02-14

    CPC分类号: C12N9/0006 C12Q1/60

    摘要: Cholesterol oxidase free of unstabilizing residual traces of detergent is activated by adding to the cholesterol oxidase, before use thereof, at least one surface-active compound with lipophilic and hydrophilic properties. Diagnostic agents for determining cholesterol comprising cholesterol oxidase, a hydrogen peroxide detection system, a buffer, and at least one surface-active compound having lipophilic and hydrophilic properties are provided.

    摘要翻译: 没有不稳定残留痕量的洗涤剂的胆固醇氧化酶通过在使用前加入至少一种具有亲油性和亲水性的表面活性化合物来激活胆固醇氧化酶。 提供了用于测定胆固醇的诊断剂,其包含胆固醇氧化酶,过氧化氢检测系统,缓冲液和至少一种具有亲油性和亲水性的表面活性化合物。

    Steroid-delta-isomerase
    4.
    发明授权
    Steroid-delta-isomerase 失效
    类固醇-δ-异构酶

    公开(公告)号:US3948728A

    公开(公告)日:1976-04-06

    申请号:US566481

    申请日:1975-04-09

    摘要: The new enzyme steroid-.DELTA.-isomerase is provided, as well as a process for producing same, comprising digesting a micro-organism containing said isomerase, extracting same by destruction of the cell wall with a buffer solution containing a non-ionic surfactant, centrifuging the resulting mass and discarding the precipitate, applying the extract to an anion exchanger, eluting the enzyme with a buffer solution containing a non-ionic surfactant, heating the eluate, separating the precipitate and isolating the enzyme therefrom from the supernatant.

    摘要翻译: 提供新的酶类固醇-DTA-异构酶,以及其生产方法,包括消化含有所述异构酶的微生物,通过用含有非离子表面活性剂的缓冲溶液破坏细胞壁,将其离心, 产生的质量并丢弃沉淀物,将提取物施加到阴离子交换剂上,用含有非离子表面活性剂的缓冲溶液洗脱酶,加热洗脱液,分离沉淀并从上清液中分离出酶。

    Process and reagent for determining cholesterol
    5.
    发明授权
    Process and reagent for determining cholesterol 失效
    用于测定胆固醇的方法和试剂

    公开(公告)号:US4184921A

    公开(公告)日:1980-01-22

    申请号:US900958

    申请日:1978-04-28

    IPC分类号: C12Q1/60 G01N31/14

    CPC分类号: C12Q1/60

    摘要: Cholesterol is determined utilizing cholesterol oxidase, and optionally cholesterol esterase to cleave bound cholesterol, in the presence of peroxidase, p-amino-phenazone, a surface-active agent and phenol, the improvement comprising employing an alkanol of up to 4 carbon atoms in the test composition or sample to substantially overcome test error and deviations due to turbidity formation.

    摘要翻译: 在过氧化物酶,对氨基 - 吩噻嗪,表面活性剂和苯酚的存在下,使用胆固醇氧化酶和任选的胆固醇酯酶来切割结合的胆固醇来确定胆固醇,其改进包括使用最多4个碳原子的链烷醇 测试组合物或样品以基本上克服由于浊度形成引起的测试误差和偏差。

    Process and a reagent for the simultaneous determination of fibrinogen
and fibrinogen fission products in plasma
    9.
    发明授权
    Process and a reagent for the simultaneous determination of fibrinogen and fibrinogen fission products in plasma 失效
    用于同时测定血浆中纤维蛋白原和纤维蛋白原裂变产物的方法和试剂

    公开(公告)号:US4692406A

    公开(公告)日:1987-09-08

    申请号:US642421

    申请日:1984-08-20

    IPC分类号: C12Q1/56 G01N33/86

    摘要: The present invention provides a process for the simultaneous determination of fibrinogen and fibrinogen fission products in plasma, wherein 0.01 to 1 U of a snake venom enzyme with a thrombin-like effectiveness is aded per ml. of sample plasma, then there is measured the period of time between the addition of the enzyme and the commencement of a turbidity formation as a measure for the amount of fibrinogen fission products and subsequently there is measured the speed of the turbidity formation as a measure of the amount of fibrinogen.The present invention also provides a reagent for the simultaneous determination of fibrinogen and fibrinogen fission products, wherein it comprises 0.01 to 10 U snake venon enzyme with thrombin-like effectiveness per ml. of sample plasma, 0.5 to 4% by weight of a water-soluble polyalcohol, 1 to 20 mMole/liter of calcium ions and 0.05 to 0.3 mole/liter of buffer of pH 7.0 to 8.0, referred to the solution ready for use, as well as optionally a detergent.

    摘要翻译: 本发明提供了一种用于同时测定血浆中的纤维蛋白原和纤维蛋白原裂变产物的方法,其中每ml给予0.01至1U具有凝血酶样效力的蛇毒液。 的样品血浆,然后测量添加酶和开始浑浊形成之间的时间段作为纤维蛋白原裂变产物量的量度,随后测量浊度形成的速度作为 纤维蛋白原的量。 本发明还提供了一种用于同时测定纤维蛋白原和纤维蛋白原裂变产物的试剂,其中它含有每毫升具有凝血酶样有效性的0.01至10U蛇毒素酶。 的样品血浆,0.5至4重量%的水溶性多元醇,1至20mMole /升钙离子和0.05至0.3摩尔/升pH 7.0至8.0的缓冲液,称为待使用的溶液,为 以及任选的洗涤剂。

    Method and reagent for the detection of fibrin monomer
    10.
    发明授权
    Method and reagent for the detection of fibrin monomer 失效
    检测纤维蛋白单体的方法和试剂

    公开(公告)号:US4429040A

    公开(公告)日:1984-01-31

    申请号:US256212

    申请日:1981-04-21

    摘要: The present invention provides a process for the detection or determination of fibrin monomer in biological fluids, wherein the sample fluid is incubated with hydrophobic latex and the agglutination determined.The present invention also provides a reagent for the detection or determination of fibrin or fibrin monomer in biological fluids, wherein it contains hydrophobic latex.

    摘要翻译: 本发明提供了用于检测或测定生物流体中的纤维蛋白单体的方法,其中将样品流体与疏水胶乳一起温育并确定凝集。 本发明还提供了用于检测或测定生物流体中纤维蛋白或纤维蛋白单体的试剂,其中它含有疏水胶乳。