Table 2 Detection of M. hyopneumoniae DNA, IgG and sIgA by nested PCR, a commercial IgG-ELISA, the M. hyopneumoniae convalescent serum IgG-ELISA, and the sIgA-ELISA in laryngeal swabs, sera, and nasal swabs collected from pigs at farm C
Status | Nested PCR | Commercial IgG-ELISA | M. hyopneumoniae convalescent serum IgG-ELISA | SIgA-ELISA |
|---|---|---|---|---|
Positive | 19 | 46 | 73 | 74 |
Negative | 61 | 22 | 7 | 6 |
Suspect | 0 | 12 | 0 | 0 |