Table 1.
Stenotrophomonas maltophilia strains in which the diffusible signal factor (DSF) quorum sensing (QS) system has been investigated.
| Strain | Origin | RpfF variant | DSF molecules | Biological processes | References |
|---|---|---|---|---|---|
| K279a | Clinical (blood infection) | 1 | cis-11-Methyl-2-dodecenoic acid (DSF) | Motility; Protease production; Lipopolysaccharide synthesis; Antimicrobial resistance; OMV production; Virulence | Fouhy et al., 2007; Devos et al., 2015 |
| WR-C | Environmental (septic tank) | NA* | cis-11-Methyl-2-dodecenoic acid (DSF); Δ2-tridecenoic acid; 11-methyl-dodecanoic acid; 10-methyl-dodeccanoic acid; Δ2-12-methyl-tridecenoic acid; Δ2-tetradecenoic acid; Δ2-12-methyl-tetradecenoic acid; Δ2-13-methyl-tetradecenoic acid | Motility | Huang and Lee Wong, 2007 |
| E77 | Clinical (sputum) | 1 | cis-11-Methyl-2-dodecenoic acid (DSF) | Motility; Biofilm; Virulence | Huedo et al., 2014b, 2015 |
| M30 | Clinical (decubitus ulcer) | 2 | cis-11-Methyl-2-dodecenoic acid (DSF) | Virulence | Huedo et al., 2014b, 2015 |
| R551-3 | Environmental (endophyte of Populus trichocarpa) | 1 | cis-11-Methyl-2-dodecenoic acid (DSF) | Promote seed germination and plant growth | Alavi et al., 2013 |
NA*, Genomic data is not available.