Objective To study the expression change of GFAP after hypoxia preconditioning and focal cerebral ischemia.

目的探讨缺氧预处理及大鼠局灶性脑缺血后GFAP表达变化.

Q. Why does using parenthesis in a POSIX regular expression change the result of a match?

在POSIX正则表达式中使用括号为什么会改变匹配结果？

Q . Why does using parenthesis in a POSIX regular expression change the result of a match?

在POSIX正则表达式中使用括号为什么会改变匹配结果?