IL18R1 and bacterial infectious disease: Moreover, we found that CD26highCD8+ T cells express elevated levels of IL-18R \documentclass[12pt]{minimal}\usepackage{amsmath}\usepackage{wasysym}\usepackage{amsfonts}\usepackage{amssymb}\usepackage{amsbsy}\usepackage{mathrsfs}\usepackage{upgreek}\setlength{\oddsidemargin}{-69pt}\begin{document}$$\alpha$$\end{document}α, which enables them to respond to cytokine-induced stimulation (e.g. IL-18) and migrate toward the inflammation site as reported for MAIT cells in bacterial infection [94].