Improved Flow Cytometric Analysis of the Budding Yeast Cell Cycle

被引:195
作者
Haase, Steven B. [1 ]
Reed, Steven I. [1 ]
机构
[1] Scripps Res Inst, Dept Mol Biol, La Jolla, CA 92037 USA
关键词
Flow cytometry; Cell cycle; Saccharomyces cerevisiae; SYTOX Green; Propidium iodide;
D O I
10.4161/cc.1.2.114
中图分类号
Q2 [细胞生物学];
学科分类号
071009 ; 090102 ;
摘要
The budding yeast, Saccharomyces cerevisiae has been a remarkably useful model system for the study of eukaryotic cell cycle regulation. Flow cytometric analysis of DNA content in budding yeast has become a standard tool for the analysis of cell cycle progression. However, popular protocols utilizing the DNA binding dye, propidium iodide, suffer from a number of drawbacks that confound accurate analysis by flow cytometry. Here we show the utility of the DNA binding dye, SYTOX Green, in the cell cycle analysis of yeast. Samples analyzed using SYTOX Green exhibited better coefficients of variation, improved linearity between DNA content and fluorescence, and decreased peak drift associated with changes in dye concentration, growth conditions or cell size.
引用
收藏
页码:132 / 136
页数:5
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