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Procedure for the analysis of individual cells or particles in blood using fluorescence and absorption of a dye

机译:使用荧光和染料吸收分析血液中单个细胞或颗粒的程序

摘要

A method for analyzing a blood sample comprising the steps of: depositing a blood sample in an analysis chamber (10) adapted for resting the blood sample for analysis, the chamber (10) defined being by a first panel (12) and a second panel (16), both panels (12, 16) transparent, taking the blood sample one or more first constituents and one or more second constituents, being different second constituents of the first constituents; admixing a colorant with the blood sample being operative dye to cause the first constituents and the second constituents to fluoresce after exposure to a first wavelength of predetermined light, and being operative dye to absorb light in one or more second predetermined wavelengths of light; illuminating at least a part of the blood sample containing the first constituents and the second constituents selectively with the first wavelength and the second wavelength form; imaging at least a portion of the blood sample, including producing signals indicative image of fluorescent emissions from the first constituents and the second constituents and the optical density at the second wavelength of the first constituents and the second constituents; determining one or more fluorescent emission values ​​for each the first constituents and the second constituents using the image signals; determining one or more optical density values ​​at second wavelengths for each of the first constituents and the second constituents, the optical density being a function of the colorant absorbed by the constituents, using the image signals; and identifying the first constituents and the second constituents using the fluorescent emission values ​​and optical density determined.
机译:一种用于分析血液样本的方法,包括以下步骤:将血液样本沉积在适于放置血液样本以进行分析的分析室(10)中,该室(10)由第一面板(12)和第二面板限定(16),两个面板(12、16)都是透明的,采集血样中的一个或多个第一成分和一个或多个第二成分,所述第二成分是第一成分的不同的第二成分;将着色剂与作为工作染料的血液样品混合,以使第一成分和第二成分在暴露于预定波长的第一波长后发出荧光,并且作为工作染料吸收一个或多个第二预定波长的光。以第一波长和第二波长形式选择性地照射包含第一成分和第二成分的血液样品的至少一部分;对血液样本的至少一部分进行成像,包括产生指示来自第一成分和第二成分的荧光发射以及第一成分和第二成分在第二波长的光密度的图像的信号;使用图像信号为每个第一成分和第二成分确定一个或多个荧光发射值;使用图像信号为第一成分和第二成分中的每一个确定在第二波长处的一个或多个光密度值,该光密度是该成分吸收的着色剂的函数;并使用确定的荧光发射值和光密度识别第一成分和第二成分。

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