TABLE 2.
Effect of toxin action | Characteristic for:
|
|
---|---|---|
ShlA | VacA | |
Toxin aggregation | Yes | Yes |
Activity half-life at room temperature | 3 min | Stable |
Induction of vacuolation reversible by bafilomycin A1 | No | Yes |
Reversion of formed vacuoles by bafilomycin A1 | No | Yes |
Neutral red-stainable vacuoles | No | Yes |
Lysis of target cells | Yes | No |