Additionally, ccRCC tumors in Cluster (\documentclass[12pt]{minimal}\usepackage{amsmath}\usepackage{wasysym}\usepackage{amsfonts}\usepackage{amssymb}\usepackage{amsbsy}\usepackage{mathrsfs}\usepackage{upgreek}\setlength{\oddsidemargin}{-69pt}\begin{document}$$CD4<M\Phi <CD8$$\end{document}CD4<MΦ<CD8), which has the highest percentage of grade and stage 4 tumors, have the lowest amount of mast cells. Here, CD4 is linked to nonpapillary renal cell carcinoma.