| epidemiological survey for toxoplasma gondii, chlamydia psittaci var. ovis, mycobacterium paratuberculosis, coxiella burnetii, brucella spp., leptospirosis and orf virus among sheep from northern districts of japan. | a serological survey was carried out in the northern prefectures of hokkaido, iwate and aomori in japan, for the presence of antibodies against toxoplasma gondii, chlamydiapsittaci var. ovis, mycobacterium paratuberculosis, coxiella burnetii, brucella spp., leptospirosis and orf virus (orfv). out of 267 samples tested, highest overall prevalence (28.78%) was found for t. gondii. the 12.59% of tested sheep were positive for c. psittaci var. ovis. a total of 8.67% were found to be seropositive for ... | 2013 | 23318575 |
| survey of coxiella burnetii in ticks collected from dogs in japan. | for a survey of coxiella burnetii, the q fever agent, ticks infesting companion dogs were collected in aomori, tochigi, gifu and okinawa prefectures, japan. a total of 261 ticks were collected, and their species were identified morphologically. five tick species were identified: ixodes ovatus, haemaphysalis concinna, h. flava, h. longicornis and rhipicephalus sanguineus. total dna was extracted from them individually followed by real-time pcr to detect a c. burnetii-specific gene. the results of ... | 2013 | 23558956 |
| serological screening of coxiella burnetii (q fever) and brucella spp. in sheep flocks in the northern prefectures of japan in 2007. | ovine sera collected from the northern prefectures of hokkaido, iwate and aomori in japan, were examined for the presence of antibodies against coxiella burnetii (q fever) using the complement fixation test and, against brucella spp., using both the rapid serum agglutination test and the complement fixation test. none of the sera tested were serologically positive to brucella spp. a total of 21 animals (8.64%) out of 243 samples tested were seropositive to the c. burnetii antigen. levels of infe ... | 2012 | 23277117 |