Table 1.
Characterization of OMVs.
| Protein accession number | Protein Description | Relative abundance* | |
|---|---|---|---|
| E6MZM0 | Major outer membrane protein P.IB | 70.9 wt% | |
| E6MXF3 | Outer membrane OpcA family protein | 5.4 wt% | |
| E6MW75 | Ribonuclease E | 2.3 wt% | |
| Q9ZHF3 | Type IV pilus biogenesis and competence protein PilQ | 1.1 wt% | |
| E6MUY7 | Outer membrane protein assembly factor BamA | 0.9 wt% | |
| E6MY46 | Lipoprotein | 0.6 wt% | |
| E6MYS2 | Peptidylprolyl isomerase | 0.6 wt% | |
| E6MWK7 | Curli production assembly/transport component CsgG family protein | 0.5 wt% | |
| E6MZU3 | 30S ribosomal protein S2 | 0.5 wt% | |
| E6N0K3 | IgA-specific serine endopeptidase | 0.5 wt% | |
| Characteristic | Units | Value | Standard Deviation |
| Protein content | µg/mL | 606 | 32 |
| LPS content | µg/mL | 90 | 5.5 |
| DLS Z-average | nm | 100.3 | 1.8 |
| DLS PDI** | – | 0.110 | – |
| Zeta potential | mV | -35.4 | 1.9 |
*Shown are the 10 most abundant proteins analyzed by mass spectrometry.
**DLS: dynamic light scattering; PDI: poly dispersity index.