The retrovirus vector containing LMP2A gene was constructed. The SP2/0 cells expressing LMP2A were established.

• 构建出含EB病毒LMP2A基因的逆转录质粒，获得表达EB病毒LMP2A的SP2/0-LMP2A细胞，该细胞在BALB/c小鼠产生肿块。