Conclusion MMP-2 and MMP-9 take part in the damage of BBB,the formation of brain edema and the inflammatory reaction and may play important role in the recovery of TBI.

• 结论 MMP-2和MMP-9参与了创伤性脑损伤后血脑屏障破坏、脑水肿形成、炎性反应等过程，并在损伤修复中可能有重要作用。