Methods Establish a model of experimental gastric stress ulcers induced by internal capsule hemorrhage, and determine the levels of PACAP and VIP in plasma and stomach tissues by RIA.

• 方法建立大鼠内囊出血并应激性胃溃疡模型，测定血浆及胃组织匀装中垂体腺苷酸环化酶激活肽、血管活性肠肽含量。