Of note, an effect of IFITM1 on KSHV infection has already been described by Hussein and Akula; however, in contrast to our study, their study reported that infection by KSHV, EBV, and HSV-2 was enhanced upon overexpression of IFITM1 in the BJAB B-cell line and in HMVEC-D cells (21). This evidence concerns the gene IFITM1 and infection.