Notably, MKI67 expression have different effect on diverse cancer types, such as positively related to Macrophage M1 cells in BLCA, BRCA, KIRC, LUAD, and THCA; negatively related to Macrophage M1 cells in CESC, GBM, LUSC, READ, TGCT, and THYM. Here, MKI67 is linked to bladder transitional cell carcinoma.