TABLE 1.
Bacterial strains used in this study
| L. lactis strain | Plasmid content | Relevant genotype | Refer-ence |
|---|---|---|---|
| NCDO712 | Five plasmids including pLP712 | lac prt | 9 |
| MG1614 | None | 9 | |
| DPC5013a | pLP712 | lac prt | This study |
| DPC3343a | pAH82 | r/m | 11 |
| DPC3290a | pAH90 | r/mads | 11 |
| DPC5012a | pMRC01 | abi | 2 |
| DPC5002a | pAH82 pMRC01 | r/mabi | This study |
| DPC5001a | pAH90 pMRC01 | r/mads abi | This study |
| DPC5000a | pAH90 pMRC01 pLP712 | r/mads abi lac prt | This study |
a Derived from strain MG1614. DPC, Dairy Products Research Centre, Teagasc, Moorepark, Fermoy, Co. Cork, Ireland. NCDO, National Collection of Dairy Organisms, Institute of Food Research, Reading, United Kingdom.