NCAM1 and neoplasm: In the study of Chiang et al. (38), on Epstein–Barr virus (EBV)-associated lymphoepithelioma-like cholangiocarcinoma (EBV-LELCC) cases as a rare type of iCCA, found that the tumor immune microenvironment (TIME) demonstrates increased Th1 cells, NK CD56 cells, and M1 macrophages, which are associated with longer survival.