Table 5 Analytical result of TNC and Q-PCR
Sample No. | Time (d) | TNC in solution | Q-PCR of NarG-DNA | ||||
|---|---|---|---|---|---|---|---|
In solution | On biofilm | ||||||
cells/cm3 | σ (n=3) | copies/g | σ(n=4) | copies/g | σ(n=8 or 16) | ||
S-1 | 0 | 130 | 32 | 3.94E05 | 2.27E05 | 2.26E08 | 1.85E08 |
S-2 | 0.9 | 190 | 54 | 3.63E05 | 1.17E05 | 1.95E08 | 7.70E07 |
S-3 | 3.9 | 1,400 | 99 | 7.98E05 | 3.12E05 | 3.93E08 | 3.53E08 |
S-4 | 8.9 | 2,900 | 140 | 8.93E05 | 7.41E05 | 4.27E08 | 3.22E08 |
S-5 | 17 | 4,000 | 1,300 | 3.37E06 | 2.19E06 | 6.32E08 | 2.72E08 |
S-6 | 31 | 5,100 | 710 | 4.31E07 | 2.84E07 | 1.35E09 | 7.55E08 |