Objective To study the cyclooxygenase-1 (COX-1) and cyclooxygenase-2 (COX-2) messenger RNA (mRNA) expression in rat brain tissue of ischemia/reperfusion.

• 目的 研究比较脑缺血及再灌注期环加氧酶异形体 (COX- 1和 COX- 2 )基因的表达及其意义。