Table 1.
The monoclonal primary mouse antibodies used in this study.
| Primary antibody | Company | Antibody dilution | Staining pattern |
| Actin, Smooth Muscle Ab-1 | NeoMarkers, Fremont, USA | 1:400 | Cytoplasmic |
| anti-Cytokeratin 8&18 | Zymed® Laboratories Inc, South San Francisco, CA | 1:250 | Cytoplasmic |
| anti-Human Estrogen Receptor – alpha | DakoCytomation, Glostrup, Denmark | 1:2000 | Nuclear |
| Anti-PCNA | Zymed® Laboratories Inc, South San Francisco, CA | 1:200 | Nuclear |
| Estrogen Receptor – beta | Novocastra, Newcastle Upon Tyne, UK | 1:800 | Nuclear |
| Keratin 14 Ab-1 | NeoMarkers, Fremont, USA | 1:400 | Cytoplasmic |
| Ki67 Antigen | Novocastra, Newcastle Upon Tyne, UK | 1:100 | Nuclear |
| Progesterone Receptor (A/B Forms) | Novocastra, Newcastle Upon Tyne, UK | 1:100 | Nuclear |