Table 2.
Definition of parameters and experimental values in neutrophil immune response model.
| Parameters | Description | Value | References |
|---|---|---|---|
| r pn | Rate at which pathogens are killed by neutrophils | 20–100/per neutrophil/h | [41] |
| r t1max | The maximum number of TNF-α being released by Kupffer Cells per enzyme molecule per hour | 10/h | Estimated |
| r t2max | The maximum number of TNF-α being released by activated neutrophils per enzyme molecule per hour | 1000/h | Estimated |
| m t1 | Number of Kupffer Cells at which the reaction rate is half of maximum production rate | 10000 cells | Estimated |
| m t2 | Number of activated neutrophils at which the reaction rate is half of maximum production rate | 10000 cells | Estimated |
| k c2 | Concentration of neutrophils which phagocytose half of Salmonella | 1.5 × 10−4 | [42] |
| u t | Degradation rate of TNF-α | 0.025–0.5/h (measured in kidney) |
[43] |
| k rd | Influx rate of neutrophils into blood vessel | 0.1–0.72/h | [44] |
| N s | Resting neutrophil carrying capacity in blood vessel | 3.5 × 105 cells | [22] |
| μ nr | Apoptotic rate of resting neutrophils per hour | 0.069–0.12/h | [45] |
| μ n | Apoptotic rate of activated neutrophils per hour | 0.05/h | [45] |
| k nub | Unbinding rate of activated neutrophils per hour | 0.01–0.5/h | Estimated |
| k r1 | Auxiliary parameter associated with the activation rate of resting neutrophils | 3/h | Estimated |
| u r1 | Degradation rate of parameter r 1 to maintain a slow-saturation curve | 0.003/h | Estimated |