| serological evidence of leptospiral infection in pig populations in different districts in japan. | serum samples were collected from 938 pigs of 24 farms in hokkaido, kagoshima, and okinawa prefectures in japan in 2001-2005. enzyme-linked immunosorbent assay (elisa) was used for the detection of antibodies to lipl32 antigen which is common to leptospira interrogans. samples positive in elisa were then investigated by microscopic agglutination test for the identification of causal leptospires. antibodies specific to leptospires of serovars copenhageni, bratislava, australis and javanica were d ... | 2007 | 17579270 |