Objective To study the expression of osteoprotegerin(OPG) and receptor activator nuclear factor kappa B ligand (RANKL) on messenger RNA (mRNA) level in human periodontal ligament cells(hPDLCs) .
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- 目的 研究人牙周膜细胞骨保护素(osteoprotegerin,OPG)及破骨细胞分化因子(receptor acti-vator nuclear factor kappa B ligand,RANKL)信使RNA(messenger RNA,mRNA)的表达。
