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Time kinetics of a 144-h stimulation with hypoxanthine (HX) 1 mm/xanthine oxidase (XO) 10 mU and medium alone. 7-aminoactinomycin D (7AAD) incorporation (a) and Bcl-2 expression (b) were detected after stimulation of AT lymphocytes (▪) and control cells (♦) by flow cytometry. Values are shown as mean ± s.d.; *P < 0.001; **P < 0.01; ***P < 0.05.
