Figure 7: DNA ladder formation in HL-60 cells 4 h after exposure to ATX-S10 and/or ultrasound. Lane M, DNA size markers; Lane 1, control; Lane 2, 80 µM ATX-S10 alone; lane 3, ultrasound alone; Lane 4, 10 µM ATX-S10 + ultrasound, Lane 5, 40 µM ATX-S10 + ultrasound, Lane 6, 80 µM ATX-S10 + ultrasound.