Figure 3.
Effect of exposure to DBT on cytosolic Ca2+ levels in NK cells. A.) 10-0.5 μM DBT for 3- 60 minutes. Values are the percent increase in Fluo-3 mean fluorescence in treated cells as compared to that in cells that received no DBT exposure (mean ± S.D. of 5 separate determination using NK cells prepared from different donors (an asterisk * indicates a statistically significant difference (P<0.05)). B.) Shift in mean fluorescence intensity of Fluo-3AM caused by a 30 min exposure of NK cells to 10 μM DBT from a representative experiment (dashed line = control cells; solid line = treated cells).
