Objective To investigate the effects of N-methyl-D-aspartate receptor (NMDAR) in the spinal dorsal horn in visceral hypersensitivity in rats with colonic inflammation.

• 目的：通过观察大鼠结肠炎不同时期脊髓背角N-甲基-D-天冬氨酸受体(NMDAR)的表达，探讨突触后NMDAR在内脏高敏感性中的作用。