Another major focus of our proteomics research is large-scale quantitation of proteins from complex mixtures labeled with stable isotopes, usually 15N, 13C, or both.

• 本实验室蛋白质组学研究的另一个重点是利用稳定同位素标记（15N, 13C ）对极为复杂的蛋白质混合物进行定量分析。