TABLE 3.
Metal tolerance of MOB isolates AB_14, AB_18, and TB-2 in the presence of various concentrations of Cd, Cu, or Nia
| Strain | Metal toleranceb |
||||||||
|---|---|---|---|---|---|---|---|---|---|
| Cd |
Cu |
Ni |
|||||||
| 0.01 mM | 0.05 mM | 0.5 mM | 0.01 mM | 0.05 mM | 1.0 mM | 0.1 mM | 1.0 mM | 2.0 mM | |
| AB_14 | +/LBB− | −/LBB− | −/LBB− | +/LBB+ | +/LBB+ | −/LBB− | +/LBB+ | −/LBB− | −/LBB− |
| AB_18 | +/LBB+ | +/LBB+ | −/LBB− | +/LBB+ | +/LBB+ | +/LBB− | +/LBB+ | +/LBB+ | −/LBB− |
| TB-2 | +/LBB+ | +/LBB+ | −/LBB− | +/LBB+ | +/LBB+ | −/LBB− | −/LBB− | −/LBB− | −/LBB− |
a
Growth over time was monitored based on OD600 measurements for isolates cultured in liquid medium (AB_14 and TB-2 at pH 5.5 and AB_18 at pH 7).
b
Growth (+) or no growth (−)/presence of Mn oxides (LBB+) or no evidence of Mn oxidation (LBB−).