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Origin of rickettsial host dependency unravelled

Phylogeny estimation of newly discovered aquatic copiotrophic Rickettsiales indicates evolution of host dependency from extracellular species and the origin of mitochondria from an unknown proteobacterial lineage.

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Fig. 1: Independent origin of host dependency in mitochondria and Rickettsiales.


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Correspondence to Joseph J. Gillespie.

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Verhoeve, V.I., Gillespie, J.J. Origin of rickettsial host dependency unravelled. Nat Microbiol 7, 1110–1111 (2022).

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