The tripeptide Arginyl-Glycyl-Aspartic acid (RGD) is a common cell recognition site of many adhesive proteins contained in extracellular matrices and in the blood .

RGD三肽（精--天冬酸）序列是细胞外基质及血液中的许多粘附蛋白共有的细胞识别位点。

Tao He Cheng Qi Tang can restain RIF, which mechanism related to restrain the growth factor of renal interstitial fibroblasts in RIF and decrease extracellular matrix.

桃核承气汤抗肾间质维化的作用是通过抑制促维生长因子的生成和减少细胞外基质而实现的。