TABLE 3.
Effects of PCBs and BP on the DNA content of the C. testosteroni bph mutants
| Strain | % DNA ploidy after addition ofa:
|
|||
|---|---|---|---|---|
| PCBs
|
BP
|
|||
| 1N | 2N | 1N | 2N | |
| Wild type (control) | 87.9 | 12.1 | 87.7 | 12.3 |
| Wild type | 51.4 | 48.6 | 88.1 | 11.9 |
| bphA1 mutant | 91.4 | 8.6 | 87.8 | 12.2 |
| bphB mutant | 26.6 | 73.4 | 42.7 | 57.3 |
| bphC mutant | 68.2 | 31.8 | 70.2 | 29.8 |
| bphD mutant | 76.2 | 23.3 | 81.1 | 18.9 |
a
Each strain was grown with Kaneclor 300 (PCBs) or BP. Cells grown without PCBs or BP were used as a control. Cells were collected after 48 h of incubation and analyzed by FCM. The values are the means of three independent experiments.