Results: the pathological change of gastrointestinal tract was found in the YMG and the AMG.

结果：青年和老龄模型组胃肠出现明显的病理改变。

Results: Pathological change of gastrointestinal tract was found distinctly in the YMG and the AMG, this change was seriously in the aged rats than that in the young rats.

结果： 脑缺血再灌注胃肠组织出现明显的病理改变，老龄大鼠较青年大鼠严重。