CD44 and cancer: These included: DUSP4 (dual specificity phosphatase 4), PRAME (Preferentially Expressed Antigen in Melanoma; Cancer-Testis (CT) antigen), CD44, IRF4 (Interferon Regulatory Factor 4, also known as Multiple Myeloma Oncogene 1 [MUM1]), MFGE8/lactadherin, BCL2 (B-cell lymphoma 2), CD146/MCAM (Melanoma Cell Adhesion Molecule)/MUC18; IGF1R (insulin-like growth factor 1 receptor), PNMA1 (paraneoplastic Ma antigen protein family; CT antigen); and LGALS3/Galectin-3 (Figure 3A, Table S3A, and Figure S2A).