Table 1.
Experimental Design
| Experiment (all after T9 contusion) | Survival period | Treatment | No. rats |
|---|---|---|---|
| 1 Temporal profile of microvascular changes | Sham control | None | 8 |
| 20 min, 1, 3, 6, 12, 24, 48 h | None | 5 each time point | |
| 2 Laser Doppler study of spinal cord blood flow | 48 h | None | 4 |
| 3 Effect of intravenous infusion of MgCl2 on microvasculature | 24 or 48 h | PBS | 5 each time point |
| 24 or 48 h | MgCl2 | 5 each time point | |
| 4 Effect of 7 day MgCl2 infusion on locomotor function and tissue sparing | 4 weeks | PBS | 6 |
| MgCl2 | 5 |
PBS, phosphate-buffered saline.