Table 1.
Variable numbers
| Variable number | Name |
|---|---|
| i | Horizontal index of grid |
| j | Vertical index of grid |
| t | Time |
| K i,j(t) | Number of radiation tracks |
| R i,j(t) | Absorbed dose |
| K P i,j(K n) | Probability according to a Poisson distribution when K i,j(t) is K n |
| (k 1,l 1) | Positions of four nearest-neighbor grids surrounding grids (i,j): i.e., one of (i+1,j), (i−1,j), (i,j+1), and (i,j−1) |
| (k 2,l 2) | Positions of four skew nearest-neighbor grids surrounding grid (i,j): that is, one of (i+1,j+1), (i−1,j+1), (i+1,j+1), and (i−1,j−1) |
| M w k,l′ | Diffusion-direction constant of virtual signal through the MDP |
| G w k,l′ | Diffusion-direction constant of virtual signal through the GJP |
| M i,j(t) | Quantity of the virtual signal through the MDP |
| G i,j(t) | Quantity of the virtual signal through the GJP |
| Z i,j(t) | The number of DSBs |
| R Z i,j(t) | Number of DSBs induced by radiation |
| M Z i,j(t) | Number of DSBs induced by the virtual signal through the MDP |
| G Z i,j(t) | Number of DSBs induced by the virtual signal through the GJP |
| B Z i,j(t) | Number of DSBs endogenously induced by background factors |
| r Z i,j(t) | Number of repaired DSBs |
| ZR P i,j(ZR n) | Probability according to a Poisson distribution when M Z i,j(t) is ZR n |
| ZM P i,j(ZM n) | Probability according to a Poisson distribution when M Z i,j(t) is ZM n |
| ZG P i,j(ZG n) | Probability according to a Poisson distribution when G Z i,j(t) is ZG n |
| ZB P i,j(ZB n) | Probability according to a Poisson distribution when B Z i,j(t) is ZB n |
| S i,j(t) | State of cell grid, such as phase of the cell cycle or cell death |
DSB: double-strand break; GJP: gap junctional pathway; MDP: medium-mediated pathway