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Background
Amoxicillin (Amx) is one of the most important antibiotics for eradication of Helicobacter pylori (H. pylori). Main determinants of genetically stable Amx resistance are mutations in the C‐terminus of penicillin‐binding protein 1A (pbp1A). However, contribution of individual mutation remains unclear.
Methods
77 Amx‐resistant (AmxR) and 77 Amx‐susceptible (AmxS) H. pylori strains were...
Background and AimsResistance rates of Helicobacter pylori to clarithromycin, metronidazole, and quinolone are over 30% in South Korea. The aim of this prospective study was to evaluate the ultimate eradication rate of H. pylori after first, second, or third‐line therapy in Korea.
MethodsA cohort of 2202 patients with H. pylori was treated with proton pump inhibitor (PPI)‐based triple therapy for...
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