The fasting and postprandial NT levels in plasma and the mucosa of the gastric antrum and the descending portion of the duodenum in FDD group were significantly higher than those in FDN group and control group.

• FDD组空腹和餐后血浆、胃窦和十二指肠粘膜组织的NT含量均明显高于对照组及FDN组。