Abstract
Metronidazole-susceptible pretreatment isolates and metronidazole-resistant posttreatment isolates of Helicobacter pylori from 11 patients before and after unsuccessful triple therapy consisting of metronidazole, amoxicillin, and colloidal bismuth subcitrate were studied. Ribotyping (rRNA gene restriction pattern analysis) of the isolates demonstrated that all patients except one had identical digest patterns for pre- and posttreatment isolates.
MeSH Terms
Amoxicillin/administration & dosage
Anti-Ulcer Agents/administration & dosage
DNA, Bacterial/genetics
DNA, Ribosomal/genetics
Drug Resistance, Microbial/genetics
Drug Therapy, Combination
Gastritis/drug therapy,microbiology
Helicobacter Infections/drug therapy,microbiology
Helicobacter pylori/drug effects,genetics,isolation & purification
Humans
Metronidazole/administration & dosage,pharmacology
Organometallic Compounds/administration & dosage
Peptic Ulcer/drug therapy,microbiology
Chemicals
Anti-Ulcer Agents
DNA, Bacterial
DNA, Ribosomal
Organometallic Compounds
Metronidazole
Amoxicillin
bismuth tripotassium dicitrate
Authors & Affiliations
4 authors, click to expand affiliations / ORCID
Rautelin H
Department of Bacteriology and Immunology, University of Helsinki, Finland.
Tee W
Seppälä K
Kosunen T U
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