Table 1. Examples of two-step carcinogenesis regimens
| “Low-dose” regimens | 100 nmol DMBA; 2 nmol TPA twice per week |
| 200 nmol DMBA; 5 nmol TPA twice per week | |
| 400 nmol DMBA; 5 nmol TPA twice per week | |
| “High-dose” regimens | 200 nmol DMBA; 10-20 nmol TPA twice per week |
| 400 nmol DMBA; 10-20 nmol TPA twice per week | |
| For an even milder promotion regimen, TPA may be applied once every 2 wk. | |
