Confocal immunofluorescent analysis of Hep G2 (left) and SK-MEL-2 (right) cells using MRP1/ABCC1 (D7O8N) Rabbit mAb (green). Actin filaments were labeled with DyLight™ 554 Phalloidin #13504 (red). Blue pseudocolor = DRAQ5<sup>®</sup> #4084 (fluorescent DNA dye).