Group 1 | Group 2 | Group 3 |
---|
virulent | avirulent | medium virulent |
---|
wt | ΔSPI1-5 | ΔSPI1 |
ΔSPI3 | SPI3o | ΔSPI2 |
ΔSPI4 | SPI4o | SPI1o |
ΔSPI5 | SPI5o | SPI2o |
- wt - wild-type S. Enteritidis 147; ΔSPI1-5: mutant from which all major 5 SPI have been removed; ΔSPI1, ΔSPI2, ΔSPI3, ΔSPI4, ΔSPI5: mutants from which the respective SPI has been removed; SPI1o, SPI2o, SPI3o, SPI4o, SPI5o: mutants with only the respective SPI retained