Clin Immunol. 2024 Jul 25:110330. doi: 10.1016/j.clim.2024.110330. Online ahead of print. ABSTRACT Cytomegalovirus (CMV) infection has a life-long impact on the immune system, particularly on memory T cells. However, the effect of early life CMV infection on the phenotype and functionality of T cells in infants and especially longitudinal changes…