关键词:血小板聚集;微板法;血小板聚集仪法
【摘要】目的 建立微量反应板测定血小板聚集的方法(MP法).方法 血小板最佳浓度为200±50×109 /L;ADP最佳浓度为4unmol/L(终浓度);酶标仪波长选择655mm;标本振荡用旋涡混合器.结果 批内精密度6.58%,与血小板聚集仪法同时对15例标本的血小板最大聚集率测定结果进行了比较,两法基本一致,无显著性差异,P>0.05.结论 MP法适合于临床及科研对批量血小板聚集率的测定。
Measuring Platelet Aggregation with Microplate Reader
Chen Junhao,Ye Shujun,Hu Xichi
(Department of Laboratory,The Affiliated Gulou Hospital of Nanjing University Medical College,Nanjing,210008)
【Abstract】Objective To develop the method of measuring platelet aggregation with microplate reader(MP).Methods The best concentration of platelet suspension is 200±50×109 /L;The final concentration of ADP is 4unmol/L; wavelength 655nm;The sample volume 150ul,the sample is agitated by a vortex agitator between each reading cycle.Results The coefficiency of variation within (CV) is 6.58%.Compared with the results of 15 samples measured by microplate reader and aggregometer,there is no obvious difference.Conclusion The microplate reader is suitable for clinical determination and scientific research for a batch of platelet aggregation evaluations.
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