Table 1.
Origin of diarrheal samples from Okinawa and the number of positive samples obtained.
| Location | Number of farms (breed of calf) | Number of diarrhea samples | ICT positive |
Oocyst positive |
Nested PCR-positive |
|||||
|---|---|---|---|---|---|---|---|---|---|---|
| C. parvum | Rotavirus | Coronavirus | E. coli (K99) | C. parvum | Eimeria spp. | SSUrRNA | GP60 | |||
| Ishigakijima | 21 (Japanese black) | 42 | 23 | 14 | 1 | 2 | 16 | 1 | 24 | 20 |
| Iriomotejima | 4 (Japanese black) | 4 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0 |
| Kuroshima | 2 (Japanese black) | 2 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 |
| No datab | 2 (Japanese black) | 2 | 1 | 0 | 0 | 0 | 1 | 0 | 2 | 0 |
| Total | 29 | 50 | 25 (50.0%) | 14 (28.0%) | 1 (2.3%)a | 2 (4.7%)a | 18 (36.0%) | 3 (6.0%) | 29 (58.0%) | 20 (40.0%) |
a
Immunochromatography test (ICT) for coronavirus and E. coli antigens were not performed on 7 samples from Ishigakijima.
b
One of the three locations.