| carriage of leptospira interrogans among domestic rats from an urban setting highly endemic for leptospirosis in brazil. | a survey was conducted to identify reservoirs for urban leptospirosis in the city of salvador, brazil. sampling protocols were performed in the vicinity of households of severe leptospirosis cases identified during active hospital-based surveillance. among a total of 142 captured rattus norvegicus (norwegian brown rat), 80.3% had a positive culture isolate from urine or kidney specimens and 68.1% had a positive serum sample by microscopic agglutination test (mat) titre of > or = 1:100. monoclona ... | 2008 | 18721789 |