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现行 ISO 20391-2:2019
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Biotechnology — Cell counting — Part 2: Experimental design and statistical analysis to quantify counting method performance 生物技术 - 细胞计数 - 第2部分:实验设计和统计分析来量化计数方法的性能
发布日期: 2019-08-28
本文件提供了一种通过稀释系列实验设计和统计分析得出的一组质量指标来评估特定细胞制备的细胞计数测量过程质量方面的方法。质量指标基于测量的可重复性和结果符合理想稀释比例响应的程度。该方法适用于全、差、直接和间接细胞计数测量过程,前提是测量过程满足实验设计标准(e。 g、 细胞悬浮在溶液中)。 该方法最适用于细胞计数方法的开发、优化、验证、评估和/或细胞计数测量过程的验证。 该方法尤其适用于无法获得评估准确度的适当参考材料的情况。这种方法不能直接提供细胞计数的准确性。 该方法主要适用于真核细胞。 注:存在多个针对特定行业/应用的细胞计数国际和国家标准。在适用的情况下,在其范围内运行时参考现有标准可能会有所帮助。
This document provides a method for evaluating aspects of the quality of a cell counting measurement process for a specific cell preparation through a set of quality indicators derived from a dilution series experimental design and statistical analysis. The quality indicators are based on repeatability of the measurement and the degree to which the results conform to an ideal proportional response to dilution. This method is applicable to total, differential, direct and indirect cell counting measurement processes, provided that the measurement process meets the criteria of the experimental design (e.g. cells are suspended in a solution). This method is most suitable during cell counting method development, optimization, validation, evaluation and/or verification of cell counting measurement processes. This method is especially applicable in cases where an appropriate reference material to assess accuracy is not readily available. This method does not directly provide the accuracy of the cell count. This method is primarily applicable to eukaryotic cells. NOTE Several sector/application specific international and national standards for cell counting exist. Where applicable, consulting existing standards when operating within their scope can be helpful.
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归口单位: ISO/TC 276/SC 1
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