CD4 and infection: As shown in Fig 3E, recognition of the infected B-cells by the BORF1- and BcLF1-specific CD4+ T-cell clones was not significantly different between day 0 and days 1, 2 or 3 post infection (p>0.05, RM one-way ANOVA with Geisser-Greenhouse correction and Dunnett’s multiple comparison test).