目的探讨EB病毒LMP1羧基端胞浆区与端粒酶活化的关系。

Objective To study the relationship between carboxyl terminus region of EBV LMP1 and telomerase activation.

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结论EB病毒LMP1可活化端粒酶活性，这一功能与LMP1羧基端胞浆区，特别是其功能域ctar1和CTAR2密切相关。

Conclusion EBV LMP1 is able to activate telomerase and this function is related to the carboxyl terminus region of LMP1, specially CTAR1 domain and CTAR2 domain.

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大胞子四分体线形排列，合点端大孢子为功能大孢子，胚囊发育类型为蓼型，具有特化的珠被绒毡层和承珠盘。

Megaspore tetrad is linear. the chalazal megaspore develops into an embryo sac of polygonum type. Hypostase and special integument tapetum exist in the ovule.

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