Role of subnetworks mediated by \documentclass[12pt]{minimal}
\usepackage{amsmath}\usepackage{wasysym}\usepackage{amsfonts}\usepackage{amssymb}\usepackage{amsbsy}\usepackage{mathrsfs}\usepackage{upgreek}\setlength{\oddsidemargin}{-69pt}\begin{document}$$\hbox {TNF}\alpha$$\end{document}TNFα, IL-23/IL-17 and IL-15 in a network involved in the pathogenesis of psoriasis. The gene discussed is TNF; the disease is psoriasis.