Expression of inhibin βA in colon cancer tissues, analysed by different methods
| Northern blot analysis 1 | Immunohistochemistry 2 | In situ hybridisation3-3 | |
| Stage I | 6 of 13 samples (46%) | 1 of 5 samples (20%) | 2 of 7 samples (29%) |
| Stage IV | 13 of 14 samples (93%) | 4 of 5 samples (80%) | 5 of 6 samples (83%) |
3-1 Positive inhibin βA mRNA expression.
3-2 Positive inhibin/activin βA immunoreactivity within the cancer cells.
↵3-3 Positive inhibin βA in situ hybridisation signals within the cancer cells.