Brief Article
Copyright ©2014 Baishideng Publishing Group Co.
World J Gastroenterol. May 14, 2014; 20(18): 5505-5510
Published online May 14, 2014. doi: 10.3748/wjg.v20.i18.5505
Figure 2
Figure 2 Human gastrointestinal cancer cells were observed by transferase dUTP nick end labelling assay, and identified by brown-stained nuclei. The number of apoptotic cells was counted in order to calculate the apoptotic index. A: Gastric cancer before As2O3 treatment; B: Gastric cancer after As2O3 treatment: C: Colon cancer before As2O3 treatment; D: Colon cancer after As2O3 treatment (× 400).