Hsu J, Stein S, Xu X. Development of the corticospinal tract in the mouse spinal cord: a quantitative ultrastructural analysis. Brain Res. 2006;1084:16-27 pubmed
..Overall, the mouse CST elements changed dynamically in numbers during postnatal development, suggesting a vigorous growing and pruning activity in the tract. The mouse CST also showed a similar growth pattern to that of the rat CST. ..
Hsu J, McKeon R, Goussev S, Werb Z, Lee J, Trivedi A, et al. Matrix metalloproteinase-2 facilitates wound healing events that promote functional recovery after spinal cord injury. J Neurosci. 2006;26:9841-50 pubmed
..Thus, strategies exploiting MMPs as therapeutic targets must balance these beneficial effects during wound healing with their adverse interactions in the acutely injured spinal cord. ..