Fig. 2.
PBMCs of 18 CLL patients were left untreated or stimulated with IL-15 (7 days), activated via CD40XL (5 days), or stimulated with an anti-CD95 mab (CH11, 250 ng/mL, 3 days).
Apoptosis was measured by using an annexin V/PI assay. All statistics were done using ANOVA tests.