Fig. 4From: Comparative study between Helicobacter pylori and host human genetics in the Dominican RepublicPhylogenetic relationships among hpAfrica1 strains using MEGA software (version 7.0). The samples are colored according to their geographical source and symbols (circle, triangle) indicate each subpopulation determined by STRUCTURE analysis. One hpAfrica2 strain is used as outgroup for rooting the treeBack to article page