Research Article

Anticancer Effects of Dihydroartemisinin on Human Esophageal Cancer Cells In Vivo

Figure 4

Detection of TUNEL staining in Eca109. The IOD value remarkably increased in the 2 mg/kg DHA group (b) (8010.9 ± 1477), 10 mg/kg DHA group (c) (11643.7 ± 744.4), and 50 mg/kg DHA group (d) (22555.5 ± 1542.9) when compared with the value in the control group (a) (5617.7 ± 408; ). The arrow points to the TUNEL-positive cell. Scale bars 50 μm.