[1. Wang XM, Zhang QZ, Yang J, Zhu RH, Zhang J, Cai LJ, Peng WX. Validated HPLC-MS/MS method for simultaneous determination of curcumin and piperine in human plasma. Trop. J. Pharm. Res. 2012;11:621-9.10.4314/tjpr.v11i4.13]Search in Google Scholar
[2. Wollein U, Schramek N. Simultaneous determination of alkyl mesilates and alkyl besilates in finished drug products by direct injection GC/MS. Eur. J. Pharm. Sci. 2012;45:201-4.10.1016/j.ejps.2011.11.008]Search in Google Scholar
[3. Aturki Z, Rocco A, Rocchi S, Fanali S. Current applications of miniaturized chromatographic and electrophoretic techniques in drug analysis. J. Pharm. Biomed. Anal. 2014;101:194-220.10.1016/j.jpba.2014.03.041]Search in Google Scholar
[4. Grossman PD, Colburn JC. Capillary electrophoresis: theory and practice. Academic Press, Inc, 1992.10.1016/B978-0-12-304250-7.50009-2]Search in Google Scholar
[5. Bartle KD, Mayers P. Capillary electrochromatography. Royal Society of Chemistry, 2001.]Search in Google Scholar
[6. Tsuda T. Electrochromatography using high applied voltage. Anal. Chem. 1987;59:521-3.10.1021/ac00130a032]Search in Google Scholar
[7. Knox JH, Grant IH. Electrochromatography in packed tubes using 1,5 to 50 µm silica gels and ODS bonded silica gels. Chromatographia. 1991;32 (7-8):317-28.10.1007/BF02321428]Search in Google Scholar
[8. Smith NW, Evans MB. The analysis of pharmaceutical compounds using electrochromatography. Chromatographia. 1994;38:649-57.10.1007/BF02277170]Search in Google Scholar
[9. Boughtflower B, Underwood T. Capillary electrochromatography - Some important considerations in the preparation of packed capillaries and the choice of mobile phase buffers. Chromatographia. 1995;40:329-35.10.1007/BF02290365]Search in Google Scholar
[10. Verhey ER, Tjaden UR. Pseudo-electrochromatography - mass spectrometry: a new alternative. J. Chromatogr. A. 1991;554:339-49.10.1016/S0021-9673(01)88461-2]Search in Google Scholar
[11. Behnke B, Bayer E. Pressurized gradient electro- high- performance liquid chromatography. J. Chromatogr. A. 1994;680:93-8.10.1016/0021-9673(94)80056-1]Search in Google Scholar
[12. Van den Bosch SE, Heemstra S, Kraak JC, Poppe H. Experiences with packed capillary electrochromatography at ambient pressure. J. Chromatogr. A. 1996;755:165-77.10.1016/S0021-9673(96)00612-7]Search in Google Scholar
[13. GU X, Huang X, Yan C. Recent advances in pressurized capillary electrochromatography. Asian J. Pharmacol. Pharmacokinet. 2006;(6) 4:303-15.]Search in Google Scholar
[14. Wu Y, Wang Y, Zhao Z, Wu K, Wang Y, Chao Y. Pressurized capillary electrochromatography: instrumentation, columns, and applications. Am.Lab. 2010;42:38-41.]Search in Google Scholar
[15. Vickers PJ, Smith NW. Normal-phase chiral separations by pressure assisted capillary electrochromatography using the Pirkle type stationary phase Whelk-O 1. J Sep. Sci. 2002;25:1284-90.]Search in Google Scholar
[16. Wu Y, Wang X, Wu Q, Wu X, Lin X, Xie Z. Separation and determination of structurally related free bile acids by pressurized capillary electrochromatography coupled to laser induced fluorescence detection. Anal. Methods. 2010;2:1927-33.10.1039/c0ay00309c]Search in Google Scholar
[17. Knox JH. Miniaturisation in pressure and electroendosmotically driven liquid chromatography: Some theoretical considerations. Chromatographia. 1987;24(1):135-43.10.1007/BF02688476]Search in Google Scholar
[18. Yang B, Zhang X, Zhang R. A comparative study on analytical method of total alkaloids from cortex Phellodendri amuren by reversed phse high performance liquid chromatogaphy (RP-HPLC) and pressurized capillary electrochromatography (pCEC). Rev. Bras. Farmacogn. 2011;21(1):16-23.10.1590/S0102-695X2011005000006]Search in Google Scholar
[19. Pesek JJ, Matyska MT, Sukul D. Capillary liquid chromatography and capillary electrochromatography using silica hydride stationary phases. J. Chromatogr. A. 2008;1191:136-40.10.1016/j.chroma.2008.02.006]Search in Google Scholar
[20. Wistuba D, Czesla H, Roeder M, Schuring V. Enantiomer separation by pressure-supported electrochromatography using capillaries packed with a permethyl-b-cyclodextrin stationary phase. J. Chromatogr. A. 1998;815:183-8.10.1016/S0021-9673(98)00472-5]Search in Google Scholar
[21. Vickers PJ, Smith NW. Normal-phase chiral separations by pressure assisted capillary electrochromatography using the Pirkle type stationary phase Whelk-O 1. J. Sep. Sci. 2002;25:1284-90.10.1002/1615-9314(20021101)25:15/17<1284::AID-JSSC1284>3.0.CO;2-G]Search in Google Scholar
[22. Lin B, Shi ZG, Zhang HJ, Ng SC, Feng YQ. Perphenylcarbamoylatedcyclodextrin bonden- silica particles as chiral stationary phase for enantioseparation by pressure - assisted capillary electrochromatography. Electrophoresis .2006;27:3057-65.10.1002/elps.20050090616800030]Search in Google Scholar
[23. Lin B, Zheng MM, Ng S.C, Feng Y.Q. Development of in- tube solid-phase microextraction coupled to pressure- assisted CEC and its application to the analysis of propranolol enantiomers in human urine. Electrophoresis. 2007;28:2771-80.10.1002/elps.20070017417577883]Search in Google Scholar
[24. Qu QS, Mangelings D, Shen F, Hu XY, Yan C, Zhang YK, Heyden YV. Pressurized capillary electrochromatographic assay of trimethoprim impurities using 1 μm particle- based columns. J. Chromatogr. A. 2007;1169:228-34.10.1016/j.chroma.2007.08.068]Search in Google Scholar
[25. Chen D, Wang J, Jiang Y, Zhou T, Fan G, Wu Y. Separation and determination of coumarins in Fructus cnidii extracts by pressurized capillary electrochromatography using a packed column with a monolithic outlet frit. J. Pharm. Biomed. Anal. 2009;50:695-702.10.1016/j.jpba.2009.05.026]Search in Google Scholar
[26. OuYang X, Luo Y, Wen Z, Wu W, Cao G, Zhu X, Yang L, Wang Y, Dong J. Simultaneuous determination of flumequine and oxolinic acid residues in aquatic products using pressurized capillary electrochromatography. Food Anal. Method. 2014;7:1770-5.10.1007/s12161-014-9818-6]Search in Google Scholar
[27. Liao S, Wang X, Lin X, Wu X, Xie Z, A moleculary imprinted monolith for the fast chiral separation of antiparasitic drugs by pressurized CEC. J. Sep. Sci. 2010;33:2123-30.10.1002/jssc.200900855]Search in Google Scholar
[28. Lu M, Zhang L, Li Z, Lu Q, Chen G, Cai Z. A new method for analysis of β2 – agonists in human urine by pressure- assisted capillary electrochromatography couple with electrospray- ionization- mass spectrometry using a silica– based monolithic column. Talanta. 2010;81:1655-61.10.1016/j.talanta.2010.03.02020441954]Search in Google Scholar
[29. Liu S, Lin X, Zhang X, Lu H, Xie Z. Off- column amperometric detection for pressurized capillary electrochromatography. Chromatographia. 2010;71:659-65.10.1365/s10337-010-1529-6]Search in Google Scholar
[30. Cheng J, Zhang L, Lu Q, Lu M, Chen Z, Chen G. pCEC coupling with ESI-MS fot the analysis of β2- agonists and narcotics using poly (1- hexadecene- co- TMPTMA) monolithic column. Electrophoresis. 2010;31:1991-7.10.1002/elps.20100008820564693]Search in Google Scholar
[31. Yamada H, Kitagawa S, Ohtani H. Simultaneous separation of water-and fat- soluble vitamins in isocratic pressure- assisted capillary electrochromatography using a methacrylate- based monolithic column. J. Sep. Sci. 2013;36:1980-5.10.1002/jssc.201201191]Search in Google Scholar
[32. Ye F, Xie Z, Wu X, Lin X, Chen G. et al. Phenylaminopropyl silica monolithic column for pressure assisted capillary electrochromatography. J. Chromatogr. A. 2006;1117:170-5.10.1016/j.chroma.2006.03.085]Search in Google Scholar
[33. Liao S, Wang X, Lin X, Xie Z. Preparation and characterization of a molecularly imprinted monolithic column for pressure -assisted CEC separation of nitroimidazole drugs. Electrophoresis. 2010;31:2822-30.10.1002/elps.20100003520661943]Search in Google Scholar
[34. Lu M, Zhang L, Feng Q, Xia S, Chi Y, Tong P, Chen G. Pressure assisted capillary electrochromatography with electrospray ionization- mass spectrometry based on silica- based monolithic column for rapid analysis of narcotics. Electrophoresis. 2008;29: 936-43.10.1002/elps.20070065318213603]Search in Google Scholar
[35. Huang G, Zeng W, Lian Q, Xie Z. Pressurized CEC of neutral and charged solutes using silica monolithic stationary phases functionalized with 3-(2- aminoethyloamino)propyl ligands. J. Sep. Sci. 2008;31:2244-51.10.1002/jssc.200800009]Search in Google Scholar
[36. Wang S, Jia L, Chen D. Pressurized CEC with gradient elution for separation of flavonoids from corn. J. Sep. Sci. 2009;32:388-93.10.1002/jssc.200800494]Search in Google Scholar
[37. Wang J, Wu F, Xia R, Zhao Q, Lin X, Xie Z. Rapid fabriaction of ionic liquid- functionalized monolithic column via in-situ urea - formaldehyde polycondensation for pressurized capillary electrochromatography. J. Chromatogr. A. 2016;1449:100-8.10.1016/j.chroma.2016.04.069]Search in Google Scholar
[38. Lu M, Zhang L, Qiu B, Feng Q, Xia S, Chen G. Rapid separation and sensitive detection method for β- blockers by pressure- assisted capillary electrochromatography- electrospray ionization mass spectrometry. J. Chromatogr. A. 2008;1193:156-63.10.1016/j.chroma.2008.03.088]Search in Google Scholar
[39. Yan RH, Gao Y, Wang X, Zhang X, Yan C, Wang Y. Selectivity tuning in pressurized capillary electrochromatography with a zwitterionic monolithic column. J. Chromatogr. Sci. 2012;51:468-70.10.1093/chromsci/bms164]Search in Google Scholar
[40. Zhang T, Khadra I, Euerby MR, Skelern GG,Watson DG, Tettey J.N. Simultaneous analysis of basic, acidic and neutral compounds on an endcapped octadecylsilane silica- based monolith by pressure-assisted capillary electrochromatography. Electrophoresis. 2008;29: 944-951.10.1002/elps.20070043218213596]Search in Google Scholar
[41. Bryson N, Papillard D. An introductin to OPLC. Operation and applications. LC GC Europe. 2004;22:1-8.]Search in Google Scholar
[42. Dzido T.H, Płochorz PW, Chomicki A, Hałka-Grysińska A, Polak B. Pressurized planar electrochromatography. J. Chromatogr. A. 2011; 1217 (19):2636-47.10.1016/j.chroma.2011.03.014]Search in Google Scholar
[43. Wiszkidenszky A, Maho S, Vegh Z, Ferenczi-Fodor K. Validated, stability- indicating semiquantitative purity test for allyestrenol drug substance and tablet by personal OPLC. J. Planar Chromatogr. 1998;11:463-6.]Search in Google Scholar
[44. Srivastava S, Misra A, Shukla P.K, Kumar B, Lata S, Rawat A.K.S. A validated over pressured layered chromatography (OPLC) method for separation and quantification of colchicine in Gloriosa superba (L.) tubers form different geographical regions. RSC Adv. 2014;4;60902-6.10.1039/C4RA12337A]Search in Google Scholar
[45. Hałka A, Płochorz PW, Torbicz A, Dzido TH. Reversed-phase pressurized planar electrochromatography and planar chromatography of acetylsalicylic acid, caffeine and acetaminophen. J. Planar Chromatogr. 2010;23:420-5.10.1556/JPC.23.2010.6.7]Search in Google Scholar