H pylori
Copyright ©2006 Baishideng Publishing Group Co.
World J Gastroenterol. Jul 7, 2006; 12(25): 3989-3993
Published online Jul 7, 2006. doi: 10.3748/wjg.v12.i25.3989
Figure 2
Figure 2 The r-FlgK (73 kDa) can be expressed under IPTG induction by SDS-PAGE. A: Lane 1: Low molecular protein marker, Lane 2: E. coli BL21 strain, Lane 3: E. coli BL21 strain, IPTG induction, Lane 4: pET-30b/ E. coli BL21 strain, Lane 5: pET-30b/ E. coli BL21 strain, IPTG induction, Lane 6: flgK/ E. coli BL21 strain, Lane 7: flgK/ E. coli BL21 strain, IPTG induction; B: The purification of r-FlgK protein by Ni2+-chelating chromatography column.