The results suggested that the combination of FTIR of metabolomics analysis with the data analysis of stoichiometric methods have prospective future in high-throughput screening of mutant strains.

• 实验结果表明基于代谢物组分析的FTIR技术和化学计量学数据处理方法的结合，有望用于菌株诱变后的高通量筛选。