Publication PMID: 33646748Huang L, Fang M, Cupp-Sutton KA, Wang Z, Smith K, Wu S. Spray-Capillary-Based Capillary Electrophoresis Mass Spectrometry for Metabolite Analysis in Single Cells. Anal Chem, 2021 March, PMID: 33646748, PMCID: PMC8323477