From: Diversity of 3′ variable region of cagA gene in Helicobacter pylori strains isolated from Chinese population
Type
Distribution
Total
A
502 EPIYA, 1 ESIYA, 1 EPVYA, 1 EPIYT
505
B, B′, B″
450 EPIYA, 73 EPIYT, 22 ESIYA, 9 EPLYA, 7 ESIYT, 5 ELIYA, 3 EHIYA, 1 EAIYA, 1 APIYA, 1 ELIYA, 1 DPIYA
573
D, D′
480 EPIYA
480
C
29 EPIYA
29
1587