Table 5. CD70 protein expression levels in paired primary and metastatic NSCLC tissue.
| Primary | Metastasis | ||||||
|---|---|---|---|---|---|---|---|
| N° | Intensity | % CD70+ TC | Distribution | Tissue | Intensity | % CD70+ TC | Distribution |
| 1 | +++ | 90% | M | Intestine | +++ | 100% | M |
| 2 | ++ | 80% | M | LN | NS | 0% | - |
| 3 | NS | 0% | - | LN | + | 80% | C |
| 4 | NS | 0% | - | LN | NS | 0% | - |
| 5 | NS | 0% | - | LN | NS | 0% | - |
| 6 | NS | 0% | - | LN | NS | 0% | - |
| 7 | NS | 0% | - | LN | NS | 0% | - |
| 8 | NS | 0% | - | LN | NS | 0% | - |
| 9 | NS | 0% | - | Pleaura | NS | 0% | - |
| 10 | NS | 0% | - | LN | NS | 0% | - |
*Abbreviations: NS, no staining; +, weak staining intensity; ++, moderate staining intensity; +++, strong staining intensity; M, membranous accentuation; C, cytoplasmic accentuation