A novel microfabricated device for isoelectric focusing (IEF) incorporating an optimized electrospray ionization (ESI) tip was contractued on polycarbonate plates using laser micromachining. Direct microchannel IEF-ESI-MS was demonstrated using the microfabricated chip with an ion-trap mass spectrometer for characterization of protein mixtures.
Revised: March 26, 2001 |
Published: January 10, 2000
Citation
Wen J.Y., Y. Lin, F. Xiang, D.W. Matson, H.R. Udseth, and R.D. Smith. 2000.Microfabricated Isoelectric Focusing Devices for Direct Electrospray Ionization-Mass Spectrometry.Electrophoresis 21, no. 1:191-197.PNNL-SA-31322.