In the cell plasma ofhuman PDLF, there were plenty of cell organs associated with the function of protein synthesis, metabolism and proliferation,such as RER (rough endoplasmic reticulum), mitochondria, ribosome, nucleus and so on.

• 人牙周膜成纤维细胞胞浆中,细胞器发达,富含与蛋白质合成、代谢及增殖等生物学功能有关的细胞超微结构,如粗面内质网、线粒体、核糖体、细胞核等。