Arginine, glycin and aspastic acid make up of the RGD sequence, which is found in many extracellular matrix.

• RGD序列由精氨酸、甘氨酸和天冬氨酸组成,存在于多种细胞外基质中,可与11种整合素特异性结合,能有效地促进细胞对生物材料的粘附。