Fig. 1: Co-ancestry PCA analysis of 723 H. pylori strains from different regions of the world. | The ISME Journal

Fig. 1: Co-ancestry PCA analysis of 723 H. pylori strains from different regions of the world.

From: A 500-year tale of co-evolution, adaptation, and virulence: Helicobacter pylori in the Americas

Fig. 1

a PC1 vs. PC2, showing the most distant populations hspEAsia and hspAfrica2; b PC1 vs. PC3 with the axis showing the separation of continental European and African subpopulations and the distribution of Indigenous American subpopulations; c PC3 vs. PC11 with the axis illustrating separation of European and African subpopulations in the Americas. The color code for each population is indicated to the right of the graphic.

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