Moreover, PCNA exhibited granular structure in the nucleus and was colocalized with viral polymerase accessory factor UL44 and immediate early protein 2 (IE2) when fibroblasts were infected with HCMV.

• 此外我们也发现，在受到人类巨细胞病毒感染后，增生细胞核抗原在细胞核内会呈现颗粒状，且和病毒聚合酶辅助因子及立即早期蛋白质2位于细胞核内同样的位置。