Copyright
©The Author(s) 2017.
World J Gastroenterol. Mar 21, 2017; 23(11): 1980-1989
Published online Mar 21, 2017. doi: 10.3748/wjg.v23.i11.1980
Published online Mar 21, 2017. doi: 10.3748/wjg.v23.i11.1980
Table 1 Comparison of the cagA (EPIYA motifs) and vacA s and m genotypes found before and after anti-Helicobacter pylori treatment in isolates from patients with treatment failure
Patient (n = 10) | Anatomic location | Anti-H. pylori treatment | |||
Genotype | EPIYA motifs (bp) | ||||
Before | After | Before | After | ||
SV314 | Antrum lesser curvature | cagA+/vacA s1m11 | cagA+/vacA s1m1 | 495 | 200 |
Antrum greater curvature | cagA+/vacA s1m11 | cagA+/vacA s1m1 | 495/200 | 200 | |
SV318 | Antrum lesser curvature | cagA+/vacA s1m11 | cagA+/vacA s1m1 | 495 | 595/495 |
Antrum greater curvature | cagA+/vacA s1m11 | No change | 200 | 595/495 | |
Body greater curvature | cagA+/vacA s1m11 | CagA+/vacA s1m1 | 495/200 | NA | |
SV377 | Antrum lesser curvature | cagA+/vacA s2m22 | cagA+/vacA s1m1 | 695/595/495/200 | 200 |
Antrum greater curvature | cagA+/vacA s2m22 | cagA+/vacA s1m1 | NA | 200 | |
Body greater curvature | cagA+/vacA s2m22 | Undefined | 200 | 495 | |
SV415 | Antrum lesser curvature | cagA+/vacA s1m11 | cagA+/vacA s1m1 | 495 | 495/200 |
Body greater curvature | cagA+/vacA s1m11 | cagA+/vacA s1m1 | 495/200 | 495 | |
SV444 | Body greater curvature | cagA+/vacA s1m1 | No change | 595 | 595 |
SV471 | Antrum greater curvature | cagA+/vacA s1m11 | cagA+/vacA s1m1 | 495 | 595 |
Body greater curvature | cagA+/vacA s1m11 | cagA+/vacA s1m1 | 495/200 | 595 | |
SV480 | Antrum lesser curvature | cagA+/vacA s2m22 | cagA+/vacA s1m11 | 595/495 | 595/200 |
Body greater curvature | cagA+/vacA s2m22 | cagA+/vacA s1/m1 | 200 | 595 | |
SV509 | Antrum lesser curvature | cagA+/vacA s1m11 | cagA+/vacA s1m1 | 200 | NA |
Antrum greater curvature | cagA+/vacA s1m11 | cagA+/vacA s1m1 | 200 | 495 | |
SV512 | Antrum greater curvature | cagA+/vacA s1m11 | cagA+/ vacAs1m1 | 495 | NA |
Body greater curvature | cagA+/vacA s1m11 | No change | 495/200 | 595 | |
SV526 | Antrum lesser curvature | cagA+/vacA s1m1 | cagA+/vacA s1m11 | 595 | NA |
Antrum greater curvature | cagA+/vacA s1m11 | cagA+/vacA s1m1 | 595/200 | 595 | |
Body greater curvature | cagA+/vacA s1m11 | cagA+/vacA s1m1 | 595/200 | 595 |
- Citation: Bustamante-Rengifo JA, Matta AJ, Pazos AJ, Bravo LE. Effect of treatment failure on the CagA EPIYA motif in Helicobacter pylori strains from Colombian subjects. World J Gastroenterol 2017; 23(11): 1980-1989
- URL: https://www.wjgnet.com/1007-9327/full/v23/i11/1980.htm
- DOI: https://dx.doi.org/10.3748/wjg.v23.i11.1980