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Secretion of cytokines. a Concentration of Granzyme B and Perforin after expansion of MART-1aa26–35*A27L specific T-cells in the presence (coculture) and absence (control) of IL-10 pretreated CD8+CD28−LFAhigh T-cells (HD). b Flow cytometric analysis of Granzyme B and Perforin expression in CD8+ T-cells from HD, gated on CD8+ T-cells. c Gated on CD8+CD28− T-cells. d Cumulative data from 10 HD
