Fig. 4From: CagL polymorphisms D58/K59 are predominant in Helicobacter pylori strains isolated from Mexican patients with chronic gastritisFrequency of CagL polymorphisms in positions 58 and 59. Polymorphism D/K was found in 27 clinical isolates, polymorphism N/K in 3, polymorphism N/E in 2, and polymorphism D/E in 1. Frequencies are shown in percentagesBack to article page