Selection of the measuring time in the absolute counting of radioactivity
放射性绝对测量中测量时刻的选择
Methods Residual leukocytes in platelet concentrates was counted by flow cytometric absolute counting method using fluorescent microbeads and Nageotte hemocytometry.
方法采用FCM绝对计数法检测不同稀释度的浓缩血小板样本中白细胞残留量,并与Nageotte血细胞计数板法比较。
Specimen after labelling was treated as the same, and Flow-Count standard fluorescent micro-ball was added in specimen tube. Absolute counting of CD4+ cells was calculated within 2 hours.
或标记后的标本同样处理后,加混匀的Flow-Count标准荧光小球到标本管2h内上机,计算出CD4+细胞的绝对计数。
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