NCAM1 and neoplasm: Colocalized analysis showed that the number of ULBP1+CK18+ cells was far greater than that of ULBP1+CD56+ cells in tumor or peritumor tissues, and ULBP1+CK18+ cells had a remarkable enrichment in tumor tissues (Figures 7E–H), indicating that ULBP1 was mainly located in TC.