We conducted a molecular survey for Borrelia spp. in Ornithodoros ticks previously reported as biting humans. We collected specimens in natural ecosystems and inside human dwellings in 6 states in Brazil. Phylogenetic analyses unveiled the occurrence of 4 putatively new species of relapsing fever group borreliae.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7774541PMC
http://dx.doi.org/10.3201/eid2701.200349DOI Listing

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