Table 2.
Strains used in the study
| Strain | Description | Source/reference |
|---|---|---|
| E. coli | ||
| DH5α | recA endA1 hsdR17 supE4 gyrA96 relA1 Δ(lacZYA-argF)U169 (Φ80dlacZΔM15) | [37] |
| pSB1075 | lasRlasl' (P. aeruginosa PAO1)::luxCDABE (Photorhabdus luminescens [ATCC 29999]) fusion in pUC18 AmpR, AHL biosensor producing bioluminescence | [40] |
| pSB401 | luxRluxl' (Photobacterium fischeri [ATCC 7744])::luxCDABE (Photorhabdus luminescens [ATCC 29999]) fusion; pACYC184-derived, TetR, AHL biosensor producing bioluminescence | [40] |
| C. violaceum | ||
| CV026 | Double mini-Tn5 mutant derived from ATCC 31532, KanR, HgR, cviI::Tn5 xylE, plus spontaneous StrR AHL biosensor, produces violacein pigment only in the presence of exogenous AHL | [15] |
| Er. carotovora | ||
| GS101 | AHL producing Erwinia strain, pectinolytic positive | [44] |
| PNP22 | AHL-synthase mutant | [44] |
| P. aeruginosa | ||
| PAO1 | Prototroph | Lab collection |
| lecA::lux | lecA::luxCDABE genomic reporter fusion in PAO1 | [35] |
| Ginger rhizosphere-associated bacteria | ||
| Acinetobacter GG2 | Ginger rhizosphere-associated bacterium | This study |
| Burkholderia GG4 | Ginger rhizosphere-associated bacterium | This study |
| Klebsiella Se14 | Ginger rhizosphere-associated bacterium | This study |