Emerging Infectious Disease ISSN: 1080-6059

Diversity and Distribution of Borrelia hermsii

Tom G. Schwan*, Sandra J. Raffel*, Merry E. Schrumpf*, and Stephen F. Porcella*

Author affiliations: *National Institute of Allergy and Infectious Diseases, Hamilton, Montana, USA;

Figure 1

Western United States showing the approximate endemic range of tickborne relapsing fever associated with Ornithodoros hermsi and the localities of origin for the 37 Borrelia hermsii isolates included in this study. Genome group I (GGI) isolates are shown by open circle; GGII isolates are shown by filled circle. Localities of 6 isolates discussed in detail are indicated with arrows.

Figure 1. Western United States showing the approximate endemic range of tickborne relapsing fever associated with Ornithodoros hermsi and the localities of origin for the 37 Borrelia hermsii isolates included in this study. Genome group I (GGI) isolates are shown by open circle; GGII isolates are shown by filled circle. Localities of 6 isolates discussed in detail are indicated with arrows.

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