The expression level of HNRNPC was associated with TMB in several cancers, including STAD, LUAD, Lung Squamous Cell Carcinoma (LUSC), Skin Cutaneous Melanoma (SKCM), Thyroid Carcinoma (THCA), Thymoma (THYM) (Figure 7C). The gene discussed is HNRNPC; the disease is thymoma.