v.再传染
Some viruses mutate fast enough to reinfect people after recovery (see influenza) or to keep the immune system from fighting them off. 有些病毒突变十分快速,在复原之后会再次感染,或让免疫系统无法击退它们。
The murine phage antibody library was amplified and then panned by human chorionic gonadotropin for four rounds.The last round enriched phage clones were used to reinfect. 由鼠源噬菌体抗体库淘选到展示有人绒毛膜促性腺激素单链抗体的噬菌体克隆。
