Table 1. Values and reference of parameters in the model.
Parameter (unit) | Description | Dimensional | Reference | ||
---|---|---|---|---|---|
Normal | I/R | I/R with hypoxia- preconditioning | |||
SB (0) (pg/mL)a | Initial SDF-1 in blood | 48 | – | – | Karp & Teo (2009) and measured |
aB (pg/mL)b | Amplitude of SDF-1 concentration change | N/A | 7. 94 × 104 | – | Estimated |
bB (h−1) | SDF-1 decay rate | N/A | 0.11 | – | Estimated |
cB (h−1) | Control factor of SDF-1 kinetics | N/A | 0.001 | – | Estimated |
η1 | Association coefficient | N/A | 0.30 | – | Estimated |
η2 | Association coefficient | N/A | 1.73 | – | Estimated |
η3 | Association coefficient | N/A | 1.00 | – | Estimated |
SL (0) (pg/mL)a | Initial SDF-1 in liver | 278 | – | – | Karp & Teo (2009) and measured |
C1(cell/kg)a | Intercept for the distribution phase of MSCs | 2.94 × 109 (5 × 105 dose) | – | – | Estimated |
8.82 × 109 (1.5 × 106 dose) | – | N/A | |||
C2 (cell/kg)b | Intercept for the elimination phase of MSCs | 1.12 × 105 (5 × 105 dose) | 1. 31 × 105 (5 × 105 dose) | – | Estimated |
3.59 × 105 (1.5 × 106 dose) | 3.38 × 105 (1.5 × 106 dose) | N/A | |||
λ1 (h−1)a | Slope of the distribution phase of MSCs | 17.52 | – | – | Estimated |
λ2 (h−1)b | Slope for the elimination phase of MSCs | 0.10 (5 × 105 dose) | 0.08 (5 × 105 dose) | – | Estimated |
0.07 (1.5 × 106 dose) | 0.04 (1.5 × 106 dose) | N/A | |||
α (h−1)a | MSC arrest rate associated with blood flow | 0.64 | 0.71 | 0.72 | Wang et al. (2016) and estimated |
β (pgah) | MSC arrest rate associated with SDF-1/CXCR4 attraction | 0.01 | 0.12 | 0.19 | Estimated |
γ (h−1) | MSC loss rate in organ | 0.04 | 0.03 | 0.02 | Wang et al. (2016) and estimated |
K (cell/kg) | SDF-1/CXCR4 attraction capacity in organ | 4. 63 × 106 | 5.29 × 106 | 2. 20 × 107 | Estimated |
Notes.
Same value for all organ and MSC conditions.
Same value for all MSC conditions.