The mutation and loss of DDX3X in cell lines originated from DLBCL, cutaneous T-cell lymphoma (CTCL), and NK-cell/T-cell lymphoma (NKTCL) enhanced proliferation and STAT3/p42/p44 phosphorylation (Kizhakeyil et al., 2021). Here, DDX3X is linked to primary cutaneous T-cell non-Hodgkin lymphoma.