TABLE 3.
Serotyping of A. pleuropneumoniae isolates
| Strain | Serotype by latex agglutinationa
|
Multiplex PCR product
|
|||
|---|---|---|---|---|---|
| 1 | 5 | 7 | cpx | cps | |
| 5091-96 | − | 3+ | − | + | + |
| 2020-96 | − | 4+ | − | + | + |
| 3079-96 | − | 4+ | − | + | + |
| 44398-95 | − | 4+ | − | + | + |
| 27902-96 | − | 3+ | − | + | + |
| 47549-95 | − | 3+ | − | + | + |
| 721 NJ | − | 2+ | − | + | + |
| 178 | − | 3+ | − | + | + |
| 3515-96 | 4+ | − | − | + | − |
| 340-96 | 4+ | − | − | + | − |
| 4169-94 | 4+ | − | − | + | − |
| WA447301-95 | 4+ | − | − | + | − |
| 416694 | 4+ | − | − | + | − |
| HP 588-1 | 4+ | − | − | + | − |
| 39070-95 | − | − | 3+ | + | − |
| 1061-96 | − | − | 3+ | + | − |
| 47592-95 | − | − | 3+ | + | − |
| 42663-95 | − | − | 3+ | + | − |
| 42267-95 | − | − | 3+ | + | − |
| 5372-96 | − | − | 3+ | + | − |
| 4534-96 | − | − | − | + | − |
a
4+, rapid, 100% agglutination of beads with ring formation; 3+, about 75% agglutination of beads with some ring formation; 2+, about 50% agglutination of beads with little ring formation; −, no detectable agglutination of beads compared to negative control.