| Protein biomarkers | Up/downregulation | Cohort | Technique | Type of biomarker | Reference |
| Collagen IV, cadherin | ↓ | AD-treated mice () and normal control () | 2DE-MS validated by western blot | Prognostic | [90] |
| Glutathione S-transferase | ↑ | | 2DE-MS validated by western blot | Prognostic | [90] |
| ADAM32, Cerberus, apoptosis-inducing factor-2, and Annexin A1 | ↑ | | | Diagnostic | [90] |
| Tomoregulin | ↓ | | | Diagnostic | [90] |
| Albumin, serotransferrin, alpha-1-antiproteinase, afamin, ceruloplasmin, plasminogen, and AMBP | ↑ | AD-treated rat () | LC-MS/MS validated by western blot | Prognostic | [92] |
| ApoA-Ib | ↑ | Relapsing group (), nonrelapsing group () for test and relapsing group (), nonrelapsing group () for validation | 2DE-MALDI-TOF-MS and LC-MS/MS validated by western blot | Predictive | [124] |
| TRFE, A1AT, ApoA-1, ANT3, A1AG1, and Robo4 | ↑ | FSGS (), IgAN (), and healthy control () | nLC-MS/MS | Diagnostic | [71] |
| CD59, CD44, IBP7, UROM, GRN, and SAP | ↓ | | | Diagnostic | [71] |
| DPEP1 | — | | | Diagnostic | [71] |
| Haptoglobin | ↓ | Mild disease state (), advance disease state () | nLC-MS/MS | Prognostic | [70] |
| Ribonuclease 2 | ↑ | | | Prognostic | [70] |
| APOA-1 | ↑ | Steroid sensitive FSGS (), steroid resistant FSGS () | nLC-MS/MS | Predictive | [69] |
| MXRA8 | ↓ | | | Predictive | [69] |
| 13.8 kDa A1BG fragment | ↑ | Steroid resistant nephrotic syndrome (), steroid sensitive nephrotic syndrome (), and controls () | SELDI-TOF-MS | Predictive | [125] |
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