CXCL8 and head and neck squamous cell carcinoma: In the Cromer Head-Neck dataset, CXCL1, CXCL3, CXCL8, and CXCL13 were overexpressed in HNSCC samples in contrast with normal tissues, and the fold changes were 10.047, 2.522, 23.677, and 6.901, respectively (20).