Table 2.
Description of the methodology used to assess the biomarker concentration
| Marker | Test name | Company | Method | Material /storage | Measurement units |
|---|---|---|---|---|---|
| OPN | Quantikine ELISA Human Osteopontin (OPN) | R&D Systems | ELISA | plasma/−80 °C/ | ng/ml |
| VEGF | RayBio Human VEGF ELISA Kit | RayBiotech,Inc. | ELISA | serum/−80 °C | pg/ml |
| EPO | Immulite 2000 EPO | Siemens | chemiluminescence | serum/−80 °C | mIU/ml |
| HMGB1 | HMGB1 ELISA | IBL International GMBH | ELISA | serum/−80 °C | ng/ml |
| IGF1 | IGF-I ELISA | DRGInstruments GmbH | ELISA | serum/−80 °C | ng/ml |
| PDGF | RayBio Human PDGF-BB ELISA Kit | RayBiotech,Inc. | ELISA | serum/−80 °C | pg/ml |