Fig. 2From: Optimizing interleukin-2 concentration, seeding density and bead-to-cell ratio of T-cell expansion for adoptive immunotherapyCPD of T cells after expansion with different IL-2 concentrations. The expansion trend in (a) shows increased expansion in higher than 20 IU/mL concentrations. On day 28, there was no significant difference between 50, 100, 200, and 500 IU/mL concentrations (b)Back to article page