CD8A and neoplasm: The influx rate of CD8 + T effectors from the tumor to blood is \documentclass[12pt]{minimal}\usepackage{amsmath}\usepackage{wasysym}\usepackage{amsfonts}\usepackage{amssymb}\usepackage{amsbsy}\usepackage{mathrsfs}\usepackage{upgreek}\setlength{\oddsidemargin}{-69pt}\begin{document}$a_{32}\cdot \frac {C_{MHCI^{-}}}{\epsilon +C(t)}\cdot \frac {T_{E3}\text {Vol}_{t}}{\text {Vol}_{b}}$\end{document}a32·CMHCI−ε+C(t)·TE3VoltVolb, where TE3 is the concentration of T effectors in tumor and the efflux rate of CD8 + T effectors from blood to tumor is a23·TE2.