Table 2 Summarized list of tear biomarkers in keratoconus
Protein | Expression | Ref |
|---|---|---|
By ELISA Analysis | ||
 IL-6 | ↑ | 48,55,56 |
 TNFα | ↑ | |
 MMP9 | ↑ | |
 MMPs-1,3,7,13 | ↑ | 57 |
 IL-4,5,6,8 | ↑ | |
 TNFα, β | ↑ | |
 SFRP1 | ↓ | 58 |
By LCMS Analysis | ||
 SCGB2A1 | ↑ | 60 |
 MMP1 | ↑ | |
 AZGP1 | ↓ | 61 |
 LTF | ↓ | |
 Cystatins | ↓ | 62 |
 LCN | ↑ | |
 AZGP1 | ↑ | 64 |
 PIP | ↑ | |