Moreover, the enzyme-linked immunosorbent assay (ELISA) also confirmed that the protein levels of IFNβ, CXCL9, CXCL10, and CXCL11 from HNSCC cells were induced by PVT1 KD (Supplemental Fig. S3A, B). This evidence concerns the gene CXCL11 and head and neck squamous cell carcinoma.