In head and neck squamous cell carcinoma (HNSCC), METTL3 and HNRNPC were highly expressed in tumor tissue than normal tissue, high expression of METTL3 and HNRNPC were positively associated with the infiltration of CD4 naive T cells, CD4 memory-activated T cells, and eosinophils [74]. The gene discussed is HNRNPC; the disease is head and neck squamous cell carcinoma.