CX3CL1 and cancer: Cancers associated with the CX3CL1-CX3CR1 axis include BLCA, STAD, BRCA, GBM, LGG, LIHC, LUAD, LUSC, PAAD, KICH, KIRC, KIRP, OV, PAAD, HNSC, PRAD, TGCT, UCEC, SKCM, etc [69].