This article will be an overview of the earlier diagnosis ofgut barrier dysfunction and the application of GLN and rHGH in parenteral nutritional support to improve the bowel barrier function.

• 本文阐述了肠粘膜屏障损害的早期诊断方法及肠外/肠内营养中应用谷氨酰胺和生长激素对肠粘膜屏障功能的改进等。