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1·Sat-RNA of CMV is a subviral agent, which depends on its helper virus to replicate and cell to cell diffuse.

CMV 的 Sat-RNA 是一种亚病毒剂，取决于其辅助病毒的复制和细胞间的扩散。

2·The results indicate that the amino acid located at position 96 of measles virus HA is closely related with its fusion helper function.

提示HA蛋白96位氨基酸是影响助融合活性的一个重要氨基酸。