H Pylori
Copyright ©The Author(s) 2004.
World J Gastroenterol. Aug 15, 2004; 10(16): 2340-2343
Published online Aug 15, 2004. doi: 10.3748/wjg.v10.i16.2340
Table 1 Site and amino acid sequences of predicted VacA epitopes
Site of amino acidAmino acid sequences of predicted epitopes
35-46AEEANKTPDKPD
61-66PHKEYD
146-154KDSADRTTR
297-317GYKDKPKDKPSNTTQNNANNN
335-338NSAQ
446-450TDTKN
566-568SGE
734-737NNNR
746-748TDD
766-768DNY
799-806TPTENGGN
Table 2 Inhibition of anti-LTB-VacA antibody on VacA toxin
GroupHeLa cells with vacuoles in total cells (%)Change rate (%)
VacA toxin49.52 ± 2.770
Anti-LTBantibody (Control)47.51 ± 1.31-4.05 ± 1.61
Anti-LTB-VacA1 antibody34.47 ± 1.97-30.41 ± 2.41b
Anti-LTB-VacA2 antibody39.52 ± 1.69-20.20 ± 2.07b
Anti-LTB-VacA3 antibody42.51 ± 1.84-14.17 ± 2.27a