Table 1. Characteristic features of study populations.
| HD | PBC | |
|---|---|---|
| Number | 9 | 11 |
| Age (median) | 27 (19–45)* | 50.5 (33–65)* |
| TNM stage | ||
| I | 4 (4)** | |
| II | 4 (4)** | |
| III | 3 (3)** | |
| Tumor size (cm) | 2 (0.8–4.5)* | |
| Lymph node Invasion | 5 | |
| Estrogen receptor positive | 8 | |
| Progesterone receptor positive | 7 | |
| Triple Negative | 2 | |
| Histological grade | ||
| Well/moderate | 7 | |
| Poor/undifferentiated | 4 |
HD; Healthy Donor
PBC; primary breast cancer
*Data shown represent median (range).
**Samples taken from patients for investigating tissue-infiltrating immune cells by enzyme disaggregation.