The effects of the extraction efficiency and the pollution from the cytoplasmic proteins were tested and monitored, respectively, in terms of the specific activity of malate dehydrogenase (MDH).

• 结合透射电镜和双向电泳实验方法，分析渗透处理前后细胞的形态和不同生长期的细胞周质空间蛋白表达差异。