Distribution of immunoreactivity scores for the different proteins
| Immunostaining score | ||||
|---|---|---|---|---|
| Protein | 0 | + | ++ | +++ |
| 0, <10% of the tumour cell positive; +, 10–30% of the tumour cells positive; ++, 30–70% of the tumour cells positive; +++, >70% of the tumour cells positive. | ||||
| HsMCM2 | 33 | 30 | 40 | 44 |
| Ki-67 | 22 | 23 | 18 | 9 |
| PCNA | 5 | 10 | 30 | 47 |
| Cyclin A | 30 | 62 | 37 | 18 |
| Cyclin D1 | 87 | 38 | 12 | 10 |
| Cyclin D3 | 90 | 19 | 19 | 19 |
| Cyclin E | 82 | 28 | 22 | 15 |