In this test ,young rats drink alcohol of different concentration.Sixty days later,we extract DNA in epithelial cell of middle duodenum,examinate apoptosis of DNA through agarose gel electrophoresis.

• 以幼龄小白鼠为研究对象,使其饮用不同浓度酒精,然后提取十二指肠中段上皮细胞DNA,经琼脂糖凝胶电泳,检测细胞凋亡情况。