Table 3. Immunohistochemical staining score system for FL- & NTT-MMP-2 isoforms in renal biopsies.
| Stain Score | Description |
|---|---|
| 0 | Negative staining |
| 1.0 | Patchy staining |
| 2.0 | Moderate diffuse staining |
| 3.0 | Dense diffuse staining |
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