IGFL2 and mycosis fungoides: Most DEGs between lesional and nonlesional MF were found in cells of the malignant clone (Fig. 8 I, Table S19), with upregulation of CXCL13, IGFL2, CORO1B, GIMAP4, EPHX2, HACD1, and ATF5 in lesional vs. nonlesional MF (Fig. 8 I).