Table 1.
Frequency (%) of Equus caballus papillomavirus (EcPV) in equine aural plaque biopsies in the studied regions throughout Brazil.
| Region | EcPV-positive | EcPV-1 | EcPV-3 | EcPV-4 | EcPV-5 | EcPV-6 |
|---|---|---|---|---|---|---|
| Midwest | 94 (16/17) | 12 (2/17) | 29 (5/17) | 94 (16/17) | ND (0/17) | ND (0/17) |
| North | 100 (22/22) | 59 (13/22) | 100 (22/22) | 96 (21/22) | ND (0/22) | 14 (3/22) |
| Northeast | 100 (22/22) | 82 (18/22) | 41 (9/22) | 91 (20/22) | ND (0/22) | 5 (1/22) |
| South | 90 (18/20) | ND (0/20) | 30 (6/20) | 50 (10/20) | ND (0/20) | 40 (8/20) |
| Southeast | 100 (27/27) | 15 (4/27) | 15 (3/27) | 89 (24/27) | 7 (2/27) | 26 (7/27) |
| Average frequency | 97 (105/108) | 34 (37/108) | 42 (45/108) | 84 (91/108) | 2 (2/108) | 18 (19/108) |
Numbers in parentheses are no. of positive samples/total no. of samples. ND = not detected.