In this study,we determined the expression levels of matrix metalloproteinase-2 and-9 and matrix metalloproteinase tissue inhibitor-1 and-2 in brain tissues and
The lack of curative therapies for neurodegenerative diseases has high economic impact and places huge burden on the society.The contribution of stem cells to c
<正>The corticospinal tract(CST) is one of the most important neural tracts for motor function in the human brain.Little is known about age-related changes of t