The stable isotope labeling technique provided an ideal method for accurately quantitating the low abundance proteins which play a key role in cells or tissues.

• 近几年来,定量蛋白质组的技术发展很快,稳定同位素标记技术的提出,为准确定量在细胞或组织体系中发挥重要功能的低丰度蛋白质提供了一个理想的方法。