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Hemagglutination of guinea pig erythrocytes
| Strain | Hemagglutination scorea at indicated bacterial cell density (CFU/ml)
|
|||||
|---|---|---|---|---|---|---|
| 1011 | 1010 | 109 | 108 | 107 | 106 | |
| 98NK2 | +++ | +++ | +++ | +++ | + | − |
| 98NK2-Cu | ± | − | − | − | − | − |
| 98NK2-Cu:pO113-S | +++ | +++ | +++ | + | − | − |
| 98NK2-Cu:pJCP575 | +++ | +++ | +++ | − | − | − |
Hemagglutination was scored after incubation of the various dilutions of bacteria with guinea pig erythrocytes for 2 to 4 h at room temperature (see Materials and Methods, “Hemagglutination assay”).
