Functional Polymorphisms and Gene Expression of TLR9 Gene as Protective Factors for Nasopharyngeal Carcinoma Severity and Progression

Figure 1

Survival analysis curves. (a, d) Overall survival ( and , respectively); (b, e) distant metastases-free survival ( and , respectively); (c, f) locoregional recurrence-free survival of NPC patients according to TLR9-1237 T/C and TLR9-1486 T/C genotypes ( and , respectively). denotes the log-rank test value.

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