CN109115764A - 环保型尿液羟苯衍生物检测试剂及其制备方法 - Google Patents
环保型尿液羟苯衍生物检测试剂及其制备方法 Download PDFInfo
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- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
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- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
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- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/574—Immunoassay; Biospecific binding assay; Materials therefor for cancer
- G01N33/57484—Immunoassay; Biospecific binding assay; Materials therefor for cancer involving compounds serving as markers for tumor, cancer, neoplasia, e.g. cellular determinants, receptors, heat shock/stress proteins, A-protein, oligosaccharides, metabolites
- G01N33/57488—Immunoassay; Biospecific binding assay; Materials therefor for cancer involving compounds serving as markers for tumor, cancer, neoplasia, e.g. cellular determinants, receptors, heat shock/stress proteins, A-protein, oligosaccharides, metabolites involving compounds identifable in body fluids
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Abstract
Description
α液 | β液 | |
4℃ | 10min | 3.5min |
15℃ | 5min | 2.5min |
25℃ | 3.0min | 2.1min |
肿瘤类别 | 人数 | 阳性人数 | 阴性人数 | 准确率 |
胃 | 28 | 28 | 0 | 100.00% |
肝 | 22 | 21 | 1 | 95.45% |
结肠 | 18 | 18 | 0 | 100.00% |
食管 | 26 | 25 | 1 | 96.15% |
肺 | 13 | 9 | 4 | 69.23% |
前列腺 | 31 | 27 | 4 | 87.10% |
膀胱 | 17 | 17 | 0 | 100.00% |
子宫颈 | 25 | 24 | 1 | 96.00% |
乳腺 | 22 | 21 | 1 | 95.45% |
淋巴 | 8 | 6 | 2 | 75.00% |
正常人 | 47 | 1 | 46 | 97.87% |
Claims (10)
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Citations (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1949233A (en) * | 1931-07-27 | 1934-02-27 | Zimmermann Hermann George | Process for the production of mercurized printing plates |
GB761171A (en) * | 1953-05-29 | 1956-11-14 | Olin Mathieson | Heavy-metal salts of 2-mercaptopyridine-1-oxides and methods of preparing same |
DE1269481B (de) * | 1962-09-07 | 1968-05-30 | Philips Nv | Verfahren zur Herstellung von Metallbildern auf photographischem Wege |
JPS4830613B1 (zh) * | 1969-05-28 | 1973-09-21 | ||
EP0457235A1 (en) * | 1990-05-14 | 1991-11-21 | New Oji Paper Co., Ltd. | Process for modifying hydrophilic fibers with substantially water-insoluble inorganic substance |
EP0580019B1 (en) * | 1992-07-08 | 1999-05-26 | Yeda Research And Development Company, Ltd. | Oriented polycrystalline thin films of transition metal chalcogenides |
WO2001067525A2 (en) * | 2000-03-10 | 2001-09-13 | Paolo Tripodi | HIGH Tc PALLADIUM HYDRIDE SUPERCONDUCTOR |
WO2003023077A1 (en) * | 2001-09-13 | 2003-03-20 | Intec Ltd | Zinc recovery process |
WO2005003351A1 (en) * | 2003-07-08 | 2005-01-13 | Chemgenex Pharmaceuticals Limited | Differential expression of nucleic acid molecules |
CA2272100C (en) * | 1996-11-29 | 2005-11-01 | Moshe Homyonfer | Method for preparation of metal intercalated fullerene-like metal chalcogenides |
WO2007048978A2 (fr) * | 2005-10-28 | 2007-05-03 | Biomerieux Sa | Procede de detection du cancer |
CN101130765A (zh) * | 2006-08-21 | 2008-02-27 | 北京阿斯可来生物工程有限公司 | 呼吸道合胞病毒检测试剂盒 |
EP2001492A1 (en) * | 2006-03-31 | 2008-12-17 | Alchemia Oncology Limited | A method of treating cancer and/or cellular proliferative conditions and agents targeting hyaluronan anabolism useful for same |
CN102004103A (zh) * | 2010-10-13 | 2011-04-06 | 朱建华 | 用于检测人体尿液中酪氨酸类酚代谢物的试剂盒 |
CN102435662A (zh) * | 2011-09-16 | 2012-05-02 | 南京工业大学 | 一种检测水体中目标汞离子的方法 |
CN102435746A (zh) * | 2011-09-26 | 2012-05-02 | 武汉大学 | 一种检测病毒的方法及检测试剂盒 |
CN102608108A (zh) * | 2012-02-21 | 2012-07-25 | 温州医学院 | 一种用于汞离子快速检测的纳米生物传感器方法和试剂盒 |
CN103323452A (zh) * | 2013-06-21 | 2013-09-25 | 吉林生物研究院有限公司 | 对羟基苯丙氨酸尿液检测试剂及其制备方法 |
CN103769168A (zh) * | 2012-10-24 | 2014-05-07 | 中国石油化工股份有限公司 | 一种硫化型加氢处理催化剂的制法 |
US20140235513A1 (en) * | 2013-02-19 | 2014-08-21 | Nanotech Industrial Solutions, Inc. | Coating including inorganic fullerene-like particles and inorganic tubular-like particles |
CN104091929A (zh) * | 2014-07-17 | 2014-10-08 | 浙江大学 | Ws2纳米瓦/石墨烯电化学贮镁复合电极及制备方法 |
CN104491888A (zh) * | 2014-12-18 | 2015-04-08 | 中国科学院上海硅酸盐研究所 | 基于MoS2/Bi2S3-PEG纳米片的多功能诊疗剂及其制备方法和应用 |
CN104535565A (zh) * | 2014-12-25 | 2015-04-22 | 江苏东博生物医药有限公司 | 单羟酚类代谢物尿液检测试剂及其制备方法 |
CN104833767A (zh) * | 2015-06-02 | 2015-08-12 | 青岛大学 | 一种GR/WS2-AuNPs-WS2复合物分子印迹传感器的制备方法及其应用 |
CN104949967A (zh) * | 2015-06-09 | 2015-09-30 | 杭州欣叶生物科技有限公司 | 检测人体尿液中酪氨酸类酚代谢物的试剂盒 |
CN105004775A (zh) * | 2015-07-08 | 2015-10-28 | 青岛大学 | 二硫化物点/纳米片复合物dna电化学探针的制备方法 |
EP3072940A1 (en) * | 2015-03-27 | 2016-09-28 | Nexdot | Continuously emissive core/shell nanoplatelets |
CN105987841A (zh) * | 2016-06-30 | 2016-10-05 | 赖保思 | 伊红染色液 |
CN106229509A (zh) * | 2016-08-22 | 2016-12-14 | 河南师范大学 | 一种制备单层2h相二硫化钨/石墨烯复合材料的方法 |
US20170002173A1 (en) * | 2013-02-19 | 2017-01-05 | Nanotech Industrial Solutions, Inc. | Applications for inorganic fullerene-like particles |
CN107064482A (zh) * | 2017-04-26 | 2017-08-18 | 上海菲济生物科技有限公司 | 一种单羟酚类代谢物人体尿液检测试剂 |
CN107084977A (zh) * | 2017-04-26 | 2017-08-22 | 浙江欣叶健康管理有限公司 | 尿液中酪氨酸酚类代谢物的检测试剂及其制品 |
CN107121427A (zh) * | 2017-04-26 | 2017-09-01 | 朱建华 | 人体尿液中酪氨酸酚类代谢物的检测试剂及其制备方法 |
GB2548628A (en) * | 2016-03-24 | 2017-09-27 | Univ Oxford Innovation Ltd | Process |
CN107362767A (zh) * | 2016-05-13 | 2017-11-21 | 中国科学院长春应用化学研究所 | 一种用扩宽片层间距的过渡金属硫化物吸附汞离子的方法 |
CN107703304A (zh) * | 2017-08-26 | 2018-02-16 | 深圳瑞达生物股份有限公司 | 羟苯衍生物检测试剂、其制备方法及肿瘤筛查试剂 |
-
2018
- 2018-07-30 CN CN201810851159.2A patent/CN109115764B/zh active Active
Patent Citations (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1949233A (en) * | 1931-07-27 | 1934-02-27 | Zimmermann Hermann George | Process for the production of mercurized printing plates |
GB761171A (en) * | 1953-05-29 | 1956-11-14 | Olin Mathieson | Heavy-metal salts of 2-mercaptopyridine-1-oxides and methods of preparing same |
DE1269481B (de) * | 1962-09-07 | 1968-05-30 | Philips Nv | Verfahren zur Herstellung von Metallbildern auf photographischem Wege |
JPS4830613B1 (zh) * | 1969-05-28 | 1973-09-21 | ||
EP0457235A1 (en) * | 1990-05-14 | 1991-11-21 | New Oji Paper Co., Ltd. | Process for modifying hydrophilic fibers with substantially water-insoluble inorganic substance |
EP0580019B1 (en) * | 1992-07-08 | 1999-05-26 | Yeda Research And Development Company, Ltd. | Oriented polycrystalline thin films of transition metal chalcogenides |
CA2272100C (en) * | 1996-11-29 | 2005-11-01 | Moshe Homyonfer | Method for preparation of metal intercalated fullerene-like metal chalcogenides |
WO2001067525A2 (en) * | 2000-03-10 | 2001-09-13 | Paolo Tripodi | HIGH Tc PALLADIUM HYDRIDE SUPERCONDUCTOR |
WO2003023077A1 (en) * | 2001-09-13 | 2003-03-20 | Intec Ltd | Zinc recovery process |
WO2005003351A1 (en) * | 2003-07-08 | 2005-01-13 | Chemgenex Pharmaceuticals Limited | Differential expression of nucleic acid molecules |
WO2007048978A2 (fr) * | 2005-10-28 | 2007-05-03 | Biomerieux Sa | Procede de detection du cancer |
EP2001492A1 (en) * | 2006-03-31 | 2008-12-17 | Alchemia Oncology Limited | A method of treating cancer and/or cellular proliferative conditions and agents targeting hyaluronan anabolism useful for same |
CN101130765A (zh) * | 2006-08-21 | 2008-02-27 | 北京阿斯可来生物工程有限公司 | 呼吸道合胞病毒检测试剂盒 |
CN102004103A (zh) * | 2010-10-13 | 2011-04-06 | 朱建华 | 用于检测人体尿液中酪氨酸类酚代谢物的试剂盒 |
CN102435662A (zh) * | 2011-09-16 | 2012-05-02 | 南京工业大学 | 一种检测水体中目标汞离子的方法 |
CN102435746A (zh) * | 2011-09-26 | 2012-05-02 | 武汉大学 | 一种检测病毒的方法及检测试剂盒 |
CN102608108A (zh) * | 2012-02-21 | 2012-07-25 | 温州医学院 | 一种用于汞离子快速检测的纳米生物传感器方法和试剂盒 |
CN103769168A (zh) * | 2012-10-24 | 2014-05-07 | 中国石油化工股份有限公司 | 一种硫化型加氢处理催化剂的制法 |
US20170002173A1 (en) * | 2013-02-19 | 2017-01-05 | Nanotech Industrial Solutions, Inc. | Applications for inorganic fullerene-like particles |
US20140235513A1 (en) * | 2013-02-19 | 2014-08-21 | Nanotech Industrial Solutions, Inc. | Coating including inorganic fullerene-like particles and inorganic tubular-like particles |
CN103323452B (zh) * | 2013-06-21 | 2014-07-09 | 吉林生物研究院有限公司 | 对羟基苯丙氨酸尿液检测试剂的制备方法 |
CN103323452A (zh) * | 2013-06-21 | 2013-09-25 | 吉林生物研究院有限公司 | 对羟基苯丙氨酸尿液检测试剂及其制备方法 |
CN104091929A (zh) * | 2014-07-17 | 2014-10-08 | 浙江大学 | Ws2纳米瓦/石墨烯电化学贮镁复合电极及制备方法 |
CN104491888A (zh) * | 2014-12-18 | 2015-04-08 | 中国科学院上海硅酸盐研究所 | 基于MoS2/Bi2S3-PEG纳米片的多功能诊疗剂及其制备方法和应用 |
CN104535565A (zh) * | 2014-12-25 | 2015-04-22 | 江苏东博生物医药有限公司 | 单羟酚类代谢物尿液检测试剂及其制备方法 |
EP3072940A1 (en) * | 2015-03-27 | 2016-09-28 | Nexdot | Continuously emissive core/shell nanoplatelets |
CN104833767A (zh) * | 2015-06-02 | 2015-08-12 | 青岛大学 | 一种GR/WS2-AuNPs-WS2复合物分子印迹传感器的制备方法及其应用 |
CN104949967A (zh) * | 2015-06-09 | 2015-09-30 | 杭州欣叶生物科技有限公司 | 检测人体尿液中酪氨酸类酚代谢物的试剂盒 |
CN105004775A (zh) * | 2015-07-08 | 2015-10-28 | 青岛大学 | 二硫化物点/纳米片复合物dna电化学探针的制备方法 |
GB2548628A (en) * | 2016-03-24 | 2017-09-27 | Univ Oxford Innovation Ltd | Process |
CN107362767A (zh) * | 2016-05-13 | 2017-11-21 | 中国科学院长春应用化学研究所 | 一种用扩宽片层间距的过渡金属硫化物吸附汞离子的方法 |
CN105987841A (zh) * | 2016-06-30 | 2016-10-05 | 赖保思 | 伊红染色液 |
CN106229509A (zh) * | 2016-08-22 | 2016-12-14 | 河南师范大学 | 一种制备单层2h相二硫化钨/石墨烯复合材料的方法 |
CN107064482A (zh) * | 2017-04-26 | 2017-08-18 | 上海菲济生物科技有限公司 | 一种单羟酚类代谢物人体尿液检测试剂 |
CN107084977A (zh) * | 2017-04-26 | 2017-08-22 | 浙江欣叶健康管理有限公司 | 尿液中酪氨酸酚类代谢物的检测试剂及其制品 |
CN107121427A (zh) * | 2017-04-26 | 2017-09-01 | 朱建华 | 人体尿液中酪氨酸酚类代谢物的检测试剂及其制备方法 |
CN107703304A (zh) * | 2017-08-26 | 2018-02-16 | 深圳瑞达生物股份有限公司 | 羟苯衍生物检测试剂、其制备方法及肿瘤筛查试剂 |
Non-Patent Citations (4)
Title |
---|
DANIELLE CRISTINA ALVES FEITOSA.ET: "ACCURACY OF SIMPLE URINE TESTS FOR DIAGNOSIS OF URINARY TRACT INFECTIONS IN LOW-RISK PREGNANT WOMEN", 《REV LATINO-AM ENFERMAGEM》 * |
GEORGIA PAGONA.ET: "Exfoliated semiconducting pure 2H‐MoS2 and 2H‐WS2 assisted by chlorosulfonic acid", 《CHEM COMMUN》 * |
关雅南等: "基于DNA与单层二硫化钨的相互作用荧光法检测汞离子", 《吉林化工学院学报》 * |
臧剑锋等: "二维原子晶体材料中的各向异性研究概述", 《材料导报》 * |
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