NewslettersHuman Immunology News Expansion of CD4dimCD8+ T Cells Characterizes Macrophage Activation Syndrome and Other Secondary HLH By Danielle Corrigan - May 3, 2022 0 Scientists evaluated the activation profile of CD8+ T cells in patients with various forms of secondary hemophagocytic lymphohistiocytosis (HLH), including macrophage activation syndrome. [Blood] Abstract