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Methods and biomarkers for the detection of multiple blood carcinomas using mass spectrometry

机译:质谱法检测多种血液癌的方法和生物标记

摘要

PROBLEM TO BE SOLVED: To provide a method capable of blood detection of a human cancer-carrying patient aiming at a plurality of cancers including pancreatic cancer and ovarian cancer.;SOLUTION: The method for detecting and identifying a plurality of cancers by using a single blood sample relative to a human cancer-carrying patient has processes for: (1) acquiring a protein manifestation profile by measuring a mass spectrum of each protein in a blood sample originated in a human cancer-carrying patient carrying each cancer relative to a plurality of kinds of cancers and in a blood sample originated in a non-cancer healthy person; (2) selecting a peak of a mass number (m/z) capable of discriminating each of a specific kind of human cancers from non-cancer, relative to a peak showing the protein manifestation profile in step (1); and (3) measuring a mass spectrum of a protein in a single blood sample originated in the human cancer-carrying patient in which the kind of the cancer is unknown, and detecting and identifying a plurality of human cancers by using a difference of a relative manifestation level with the non-cancer healthy person as an index, relative to the peak of the mass number (m/z) selected in step (2), based on the acquired protein manifestation profile.;COPYRIGHT: (C)2010,JPO&INPIT
机译:解决的问题:提供一种能够针对多种癌症,包括胰腺癌和卵巢癌的携带癌症的患者进行血液检测的方法;解决方案:通过使用一种方法检测和鉴定多种癌症的方法相对于携带癌症的患者的血液样本具有以下过程:(1)通过测量源自携带每种癌症的人类癌症患者的血液样本中每种蛋白质相对于多种癌症的血样中的每种蛋白质的质谱来获取蛋白质表现谱。来自非癌症健康人的各种癌症和血液样本; (2)相对于显示步骤(1)中蛋白质表现谱的峰,选择能够区分特定类型的人类癌症与非癌症的质量数(m / z)的峰; (3)测定起源于携带者的癌症种类未知的患者的血样中的蛋白质的质谱,并利用相对的差异来检测并鉴定多种人类癌症。相对于在步骤(2)中选择的质量数的峰值(m / z)的峰值,以非癌症健康人的表现水平为指标,基于获得的蛋白质表现谱。;版权所有:(C)2010,JPO&INPIT

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