SarA exhibiting an up-regulation on lipA and zinC, and down-regulation on atlE were demonstrated by reverse-transcription PCR and reporter gene lacZ analysis respectively.

• RT-PCR和lacZ报告基因的分析结果显示；在表皮葡萄球菌ATCC35984中；SarA对atlE(自溶酶基因)表达起负调控作用；而对lipA(脂肪酶基因)和zinC(膜相关锌金属蛋白酶基因)的表达则有正调控作用.