Table 2. Minimum inhibitory concentration (MIC) of As and other heavy metals tested for strain KAs 5-3T and reference type strains.
Strains: 1, KAs 5-3T; 2, P. mexicana AMX 26BT; 3, P. japonensis 12-3T; 4, P. indica P15T; 5, P. daejeonensis TR6-08T; 6, P. suwonensis 4M1T; 7, P. wuyuanensis XC21-1T; 8, P. putridarboris WD12T; 9, E. coli NCIM 2931T; 10, C. metallidurans DSM 2839T.
| Heavy metals [mM] |
Bacterial strains | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | |
| Co2+ | 5.0 | 2.5 | 3 | 2.5 | 2.5 | 3.0 | 2.5 | 2.0 | 2.0 | 3.0 |
| Ni2+ | 3.0 | 2.5 | 2.5 | 2.5 | 2.5 | 3.0 | 2.5 | 2.0 | 2.0 | 2.5 |
| Cr6+ | 3.0 | 3.0 | 2.5 | 2.5 | 2.5 | 2.0 | 2.0 | 2.0 | 1.5 | 4.0 |
| Cu2+ | 5.0 | 2.5 | 2.5 | 2.0 | 2.0 | 2.0 | 2.0 | 5.0 | 2.5 | 3.5 |
| Se6+ | 10.0 | 2.5 | 3.0 | 2.0 | 2.0 | 2.0 | 2.5 | 3.0 | 4.0 | 15.0 |
| Hg2+ | 2.0 | 1.0 | 1.5 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 0.5 | 2.0 |
| Zn2+ | 3.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 3.0 |
| Cd2+ | 3.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.5 | 2.5 |
| As5+ | 150.0 | 1.5 | 2.0 | 1.5 | 1.5 | 2.0 | 1.0 | 1.0 | 3.0 | 10.0 |
| As3+ | 20.0 | 1.0 | 1.5 | 1.0 | 0.5 | 1.0 | 1.0 | 0.0 | 1.0 | 4.5 |
| Fe3+ | 20.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 2.5 | 5.0 | 10.0 | 20.0 |