Figure 4.
Figure 4. CKLiK activity induced by inflammatory mediators. Peripheral blood eosinophils (A) and neutrophils (B-C) were isolated and stimulated with PAF (10-6 M), fMLP (10-6 M), or PMA (100 ng/mL), respectively. Cells were lysed (3 × 107 cells/point) and immunoprecipitated with CKLiK antibody, and kinase assays were performed without addition of Ca2+ and calmodulin, except for positive controls. (D) Ca2+ response of neutrophils to fMLP. Cells were loaded with Fura-2AM for 15 minutes and washed. Changes in [Ca2+]i were measured at 340 nm (F1) and 380 nm (F2) at 510 emission using a Hitachi F4500 fluorescence spectrophotometer. Similar Ca2+ responses were obtained after PAF stimulation of eosinophils (data not shown).

CKLiK activity induced by inflammatory mediators. Peripheral blood eosinophils (A) and neutrophils (B-C) were isolated and stimulated with PAF (10-6 M), fMLP (10-6 M), or PMA (100 ng/mL), respectively. Cells were lysed (3 × 107 cells/point) and immunoprecipitated with CKLiK antibody, and kinase assays were performed without addition of Ca2+ and calmodulin, except for positive controls. (D) Ca2+ response of neutrophils to fMLP. Cells were loaded with Fura-2AM for 15 minutes and washed. Changes in [Ca2+]i were measured at 340 nm (F1) and 380 nm (F2) at 510 emission using a Hitachi F4500 fluorescence spectrophotometer. Similar Ca2+ responses were obtained after PAF stimulation of eosinophils (data not shown).

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