Reorganization of genera in the families Rickettsiaceae and Anaplasmataceae in the order Rickettsiales: unification of some species of Ehrlichia with Anaplasma, Cowdria with Ehrlichia and Ehrlichia with Neorickettsia, descriptions of six new species combinations and designation of Ehrlichia equi and 'HGE agent' as subjective synonyms of Ehrlichia phagocytophila, by J. Stephen Dumler, Anthony F. Barbet, Cornelis P. J. Bekker, Gregory A. Dasch, Guy H. Palmer, Stuart C. Ray, Yasuko Rikihisa and Fred R. Rurangirwa
International Journal of Systematic and Evolutionary Microbiology vol. 51, part 6, pp. 2145-2165
Click on the links for details of the similarity values used in construction of the trees.
Additional Table 1. Similarity matrix of 16S rRNA sequences of selected ehrlichiae [PDF]
Additional Table 2. Similarity matrix for groESL sequences of selected ehrlichiae [PDF]