Table 7.
Endpoint measurement options in whole blood experiments
| End point | Related characteristic | Measurement methods |
|---|---|---|
| Clot time/flow rate | Thrombus formation | Observation and timed collection |
| Blood viscosity | Thrombosis initiation and progression | Rheometer |
| Analysis of exposed surface | ||
| Platelet adhesion and spreading | Platelet adhesion and activation | SEM, radio-labeling |
| Leukocyte adhesion and spreading | Leukocyte adhesion and activation | SEM, radio-labeling |
| Fibrin/thrombus deposition | Thrombus accumulation | SEM, radio-labeling |
| Analysis of exposed blood | ||
| Fibrinopeptide A | Fibrin production | Chromogenic substrate |
| Thrombin-antithrombin complex (TAT) | Thrombin production | Chromogenic substrate |
| Prothrombin fragment (F1+2) | Prothrombin conversion (i.e. thrombin generation) | Chromogenic substrate |
| Thrombin activity | Thrombin activity | Chromogenic or fibrinogen substrate |
| Platelet activation | Platelet activation | Flow cytometry, serotonin secretion |
| Microparticle formation | Platelet activation | Flow cytometry |
| Leukocyte activation | Leukocyte activation | Flow cytometry |