[Identification of Borrelia isolated in the USSR from Ixodes persulcatus Schulze ticks]

The data on the identification of 7 spirochetal isolates from Ixodes persulcatus ticks collected in Leningrad Province and the Khabarovsk Territory are presented. These isolates, studied with the use of monoclonal antibodies, have been shown to belong to Borrelia burgdorferi.