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    • 1. 发明授权
    • Method for determining activity of enzymes in metabolically active whole
cells
    • 测定代谢活性全细胞中酶活性的方法
    • US5871946A
    • 1999-02-16
    • US444056
    • 1995-05-18
    • Frank J. LucasGerald E. JaffeSteven BottJames H. Carter
    • Frank J. LucasGerald E. JaffeSteven BottJames H. Carter
    • C12Q1/34G01N33/574C12Q1/02
    • C12Q1/34G01N33/574Y10S435/962Y10S435/968
    • An assay compound or a salt thereof for assaying the activity of an enzyme inside a metabolically active whole cell is disclosed. The assay compound includes a leaving group and an indicator group. The leaving group is selected from the group comprising amino acids, peptides, saccharides, sulfates, phosphates, esters, phosphate esters, nucleotides, polynucleotides, nucleic acids, pyrimidines, purines, nucleosides, lipids and mixtures thereof. The indicator group is selected from compounds which have a first state when joined to the leaving group, and a second state when the leaving group is cleaved from the indicator group by the enzyme. Preferably, the indicator compounds are rhodamine 110, rhodol, and fluorescein and analogs of these compounds. A method of synthesizing the compound as well as methods of using these compounds to measure enzyme activity are also disclosed.
    • 公开了一种用于测定代谢活性整个细胞内的酶的活性的测定化合物或其盐。 测定化合物包括离去基团和指示剂组。 离去基团选自包括氨基酸,肽,糖,硫酸盐,磷酸盐,酯,磷酸酯,核苷酸,多核苷酸,核酸,嘧啶,嘌呤,核苷,脂质及其混合物的组。 指示基团选自与离去基团连接时具有第一状态的化合物,当离去基团被酶从指示剂基团切割时的第二种状态。 优选地,指示剂化合物是这些化合物的罗丹明110,rhodol和荧光素以及类似物。 还公开了合成化合物的方法以及使用这些化合物测定酶活性的方法。
    • 2. 发明授权
    • Assay reagent
    • 分析试剂
    • US5776720A
    • 1998-07-07
    • US443776
    • 1995-05-18
    • Gerald E. JaffeFrank J. LucasJames H. Carter
    • Gerald E. JaffeFrank J. LucasJames H. Carter
    • C12Q1/02C12Q1/34G01N33/574C12Q1/00
    • C12Q1/34C12Q1/02G01N33/574C12Q2334/40C12Q2337/40
    • An assay compound or a salt thereof for assaying the activity of an enzyme inside a metabolically active whole cell is disclosed. The assay compound includes a leaving group and an indicator group. The leaving group is selected from the group comprising amino acids, peptides, saccharides, sulfates, phosphates, esters, phosphate esters, nucleotides, polynucleotides, nucleic acids, pyrimidines, purines, nucleosides, lipids and mixtures thereof. The indicator group is selected from compounds which have a first state when joined to the leaving group, and a second state when the leaving group is cleaved from the indicator group by the enzyme. Preferably, the indicator compounds are rhodamine 110, rhodol, and fluorescein and analogs of these compounds. A method of synthesizing the compound as well as methods of using these compounds to measure enzyme activity are also disclosed.
    • 公开了一种用于测定代谢活性整个细胞内的酶的活性的测定化合物或其盐。 测定化合物包括离去基团和指示剂组。 离去基团选自包括氨基酸,肽,糖,硫酸盐,磷酸盐,酯,磷酸酯,核苷酸,多核苷酸,核酸,嘧啶,嘌呤,核苷,脂质及其混合物的组。 指示基团选自与离去基团连接时具有第一状态的化合物,当离去基团被酶从指示剂基团切割时的第二种状态。 优选地,指示剂化合物是这些化合物的罗丹明110,rhodol和荧光素以及类似物。 还公开了合成化合物的方法以及使用这些化合物测定酶活性的方法。
    • 3. 发明授权
    • Method of making an assay compound
    • 制备测定化合物的方法
    • US5733719A
    • 1998-03-31
    • US445217
    • 1995-05-18
    • Gerald E. JaffeFrank J. LucasJames H. Carter
    • Gerald E. JaffeFrank J. LucasJames H. Carter
    • C12Q1/34G01N33/574C12Q1/00C12Q1/02
    • C12Q1/34G01N33/574Y10S435/968
    • An assay compound or a salt thereof for assaying the activity of an enzyme inside a metabolically active whole cell is disclosed. The assay compound includes a leaving group and an indicator group. The leaving group is selected from the group comprising amino acids, peptides, saccharides, sulfates, phosphates, esters, phosphate esters, nucleotides, polynucleotides, nucleic acids, pyrimidines, purines, nucleosides, lipids and mixtures thereof. The indicator group is selected from compounds which have a first state when joined to the leaving group, and a second state when the leaving group is cleaved from the indicator group by the enzyme. Preferably, the indicator compounds are rhodamine 110, rhodol, and fluorescein and analogs of these compounds. A method of synthesizing the compound as well as methods of using these compounds to measure enzyme activity are also disclosed.
    • 公开了一种用于测定代谢活性整个细胞内的酶的活性的测定化合物或其盐。 测定化合物包括离去基团和指示剂组。 离去基团选自包括氨基酸,肽,糖,硫酸盐,磷酸盐,酯,磷酸酯,核苷酸,多核苷酸,核酸,嘧啶,嘌呤,核苷,脂质及其混合物的组。 指示基团选自与离去基团连接时具有第一状态的化合物,当离去基团被酶从指示剂基团切割时的第二种状态。 优选地,指示剂化合物是这些化合物的罗丹明110,rhodol和荧光素以及类似物。 还公开了合成化合物的方法以及使用这些化合物测定酶活性的方法。
    • 10. 发明授权
    • Multi-purpose blood diluent and lysing agent for differential
determination of lymphoid-myeloid population of leukocytes
    • 多用途血液稀释液和裂解剂用于差异测定白细胞淋巴样骨髓细胞群体
    • US4346018A
    • 1982-08-24
    • US159782
    • 1980-06-16
    • James H. CarterStephen L. LedisHarold R. Crews
    • James H. CarterStephen L. LedisHarold R. Crews
    • G01N33/48G01N15/12G01N33/49G01N33/50G01N33/72
    • G01N33/721G01N33/5094G01N2015/0069Y10T436/107497
    • An isotonic multipurpose blood diluent, and a method for use of this diluent with a weak lysing reagent system which is especially suitable for routine enumeration of traditional hemogram values, and also the determination of lymphoid-myeloid populations of leukocytes, particularly in automatic particle counting systems.This blood diluent is capable of affording accurate, reproducible test results. It is an osmotically balanced aqueous solution of preselected pH containing Procaine hydrochloride for maintaining erythrocyte morphology during operation, N-(2-acetamido)iminodiacetic acid (ADA) as a blood cell stabilizing agent, and bacteriostatic agents including sodium 1-hydroxypyridine-2-thione, dimethylolurea and chlorhexidene diacetate which, together with the ADA, allow preferential determination of myeloid-lymphoid leukocytes, and other hematological values.The lysing agent is a mixture of an aqueous solution of at least one quaternary ammonium salt having surface active properties, and an alkali metal cyanide.
    • 一种等渗多用途血液稀释剂,以及一种使用该稀释液与弱溶解试剂系统的方法,该方法特别适用于常规计数传统的血红蛋白值,以及白细胞淋巴样骨髓细胞的测定,特别是在自动粒子计数系统 。 该血液稀释剂能够提供准确,可重复的测试结果。 它是含有普鲁卡因盐酸盐的预选pH的渗透平衡水溶液,用于在手术期间保持红细胞形态,作为血细胞稳定剂的N-(2-乙酰氨基)亚氨基二乙酸(ADA))和抑菌剂包括1-羟基吡啶-2- 硫酮,二羟甲基脲和氯己酮二乙酸酯,其与ADA一起允许优先测定骨髓淋巴样白血球和其他血液学值。 裂解剂是具有表面活性的至少一种季铵盐的水溶液和碱金属氰化物的混合物。