主题：【已应助】求助4篇英文文献，谢谢！

【序号】：1
【作者】：Stellan Hjertén, Ming-de Zhu
【题名】：Adaptation of the equipment for high-performance electrophoresis to isoelectric focusing
【期刊】：Journal of Chromatography A
【年、卷、期、起止页码】：Volume 346, 1985, Pages 265-270

【序号】：2
【作者】：Stellan Hjertén
【题名】：High-performance electrophoresis : Elimination of electroendosmosis and solute adsorption
【期刊】：Journal of Chromatography A
【年、卷、期、起止页码】：Volume 347, 1985, Pages 191-198

【序号】：3
【作者】：Xing-Zheng Wu, Jiaqi Wu and Janusz Pawliszyn
【题名】：Fluorescence imaging detection for capillary isoelectric focusing
【期刊】：Electrophoresis
【年、卷、期、起止页码】：Volume 16,Issue 1, 1995, pages 1474–1478

【序号】：4
【作者】：Joel Tim Smith and Ziad El Rassi
【题名】：Capillary zone electrophoresis of biological substances with surface-modified fused silica capillaries with switchable electroosmotic flow
【期刊】：Journal of Separation Science；See Also: Journal of High Resolution Chromatography
【年、卷、期、起止页码】：1992, 15, 573-578