CD40LG and cytomegalovirus infection: We evaluated CMV infection status by measuring CMV-specific IFN-\documentclass[12pt]{minimal}\usepackage{amsmath}\usepackage{wasysym}\usepackage{amsfonts}\usepackage{amssymb}\usepackage{amsbsy}\usepackage{mathrsfs}\usepackage{upgreek}\setlength{\oddsidemargin}{-69pt}\begin{document}$$\gamma$$\end{document}γ responses using a pool of CMV peptides and also by measuring CMV-specific IgG and IgM responses.