Emerg Infect DiseidEmerging Infectious Diseases1080-60401080-6059Centers for Disease Control106032172640811Research ArticleNew Rickettsiae in ticks collected in territories of the former soviet union.RydkinaE.RouxV.RudakovN.GafarovaM.TarasevichI.RaoultD.Faculté de Médecine, Université de la Méditerranée, Marseille, France.Nov-Dec199956811814

Dermacentor nuttallii from Siberia, Rhipicephalus sanguineus from Crimea, and Rh. pumilio from the Astrakhan region were infected with Rickettsia sibirica (12%), R. conorii (8%), and the Astrakhan fever agent (3%), respectively. Three new Rickettsiae of the R. massiliae genogroup were identified in ticks by 16S rDNA, gltA, and ompA sequencing.