| serological survey of rhodococcus equi infection in horses in hokkaido. | serological survey of rhodococcus equi infection in horses in hokkaido was performed using elisa. of 2,879 horse sera, 318 (11.0%) gave antibody-positive (od greater than or equal to 0.3) reactions. the antibody-positive rate of female was significantly higher (p less than 0.01) than that of male, and no statistical difference between anglo-arab and thoroughbred was detected in the antibody-positive rate. the maximum antibody-positive rate (27.1%) was shown at 14 years of age. the antibody-posit ... | 1992 | 1391174 |
| isolation of virulent rhodococcus equi from native japanese horses. | r. equi was isolated from soil samples obtained from the environment of seven native japanese horse breeds (hokkaido, kiso, noma, misaki, tokara, miyako and yonaguni) and from fecal samples collected from three native horse breeds (hokkaido, kiso and misaki). virulent r. equi at various levels (ranging from 0.5 to 12.9%) was isolated from the feces or soil environment of hokkaido, kiso and misaki horses. isolates were investigated both for the presence of 15- to 17-kda antigens (virulence-associ ... | 2001 | 11247045 |