| borrelia burgdorferi sensu lato in russia and neighbouring countries: high incidence of mixed isolates. | a total of 365 isolates of borrelia burgdorferi sensu lato from 12 major administrative territories of russia (from st. petersburg in the west to south sakhalin in the east) and from the czech republic, estonia, lithuania, byelorussia, moldavia, ukraine and kirghizia were identified by analysis of restriction polymorphism of ribosomal rrf-rrl spacer amplicons. the isolates were obtained mainly from ixodes persulcatus and i. ricinus ticks. other sources included small mammals, human patients and ... | 1997 | 9765854 |