MKI67 and cancer: The single-cell analysis categorized the samples into 12 distinct cell populations, including natural killer cells, liver bud hepatocytes, smooth muscle cells, plasma cells, MKI67+ precursor cells, endothelial cells, monocytes, intestinal epithelial cells, cancer stem cells, adventitial cells, dendritic cells, and cancer-associated fibroblasts (Figures 1G, H).