Table 1

Bacterial strains and plasmids used in this study

Strain or plasmidCharacteristic(s)Reference
G. anatis
    12656-12Wild-type strain2
    12656-12 Nalr12656-12 spontaneous Nalr mutantThis study
    ΔgtxA12656-12 ΔgtxA::Kmr21
    ΔgtxBD12656-12 ΔgtxBD::Kmr20
    F149TWild-type strain10
    10672/6Wild-type strain10
    10T4Wild-type strain2
    21K2Wild-type strain2
    24T10Wild-type strain2
    AvicorWild-type strain20
    4895Wild-type strain20
    07990Wild-type strain20
Plasmids
    pDO6pWSK29 gtxA::Kmr; 9.8 kb21
    pT2pBluescript gtxBD::Kmr; 6.5 kb20
    pBA1100E. coli-P.multocida shuttle vector; Kmr; 4.5 kb16