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细胞毒T淋巴细胞(CTLs)在控制人类免疫缺陷病毒(HIV)1型感染中起重要作用。然而其作用是有限的,因为HIV-1变异株的不断出现,这些变异株的CTL表位也发生了
Cytotoxic T lymphocytes (CTLs) play an important role in the control of human immunodeficiency virus (HIV) type 1 infection. However its role is limited because of the constant appearance of HIV-1 mutants and the CTL epitopes of these mutants have also occurred