TABLE 1.
Strains and plasmids
| Strain or plasmid | Characteristics | Source or reference |
|---|---|---|
| Escherichia coli DH5α | F− φ80dlacZΔM15 Δ(lacZYA-argF)U169 endA1 recA1 hsdR17 (rK−mK+) deoR thi-1 supE44 λ−gyrA96 relA1 | Invitrogen |
| Leuconostoc mesenteroides subsp. mesenteroides Y105 | Wild strain | 26 |
| Leuconostoc mesenteroides subsp. dextranicum DSM20484 | Wild strain | DSMa |
| Listeria ivanovii Li4(pVS2) | Indicator strain | 2 |
| pGEM-T easy | Cloning vector; bla | Promega |
| pMK4 | Shuttle vector E. coli-gram-positive bacteria; bla cat | 52 |
| pFBYC04 | mesYI mesCDE erm | 6 |
| pDMJF01 | mesI mesCDE erm | 43 |
| pGEM-T easy:YI | pGEM-T easy derivative; mesYI | This work |
| pDMJF:YI | pMK4 derivative; mesYI | 43 |
a
DSM, Deutsche Sammlung von Mikroorganismen und Zellkulturen.