IFITM1 and cervical carcinoma: Methylation analysis of the IFITM1 gene promoter by MSP revealed 47 samples of IFITM1 gene methylation in 60 cervical cancer tissues and five samples of IFITM1 gene methylation in 60 normal cervical tissues (Fig. 2b); the difference was statistically significant (P < 0.001; Table 2).