The;
Department;
of;
Radiation;
Toxicology;
and;
Oncology,;
Beijing;
Institute;
of;
Radiation;
Medicine,;
Beijing100850,;
China;
Institute;
of;
Microbiology;
and;
Epidemiology,;
Beijing;
100071,;
China;
大肠杆菌基因; Tat蛋白; 可溶性蛋白; 病毒感染; 高效表达; 纯化; 稀有密码子; 密码子使用;