Among them, C1QTNF1 expression levels were increased in several tumor tissues, including Lymphoid Neoplasm Diffuse Large B-cell Lymphoma (DLBC), Glioblastoma multiforme (GBM), Head and Neck squamous cell carcinoma (HNSC), and KIRC (Figure 1A). Here, C1QTNF1 is linked to head and neck squamous cell carcinoma.