方法：用琼脂糖凝胶电泳法观察DNA的梯状条带。
Method:The DNA gradent bands were detected by agarose gel electrophoresis.
细胞核DNA琼脂糖凝胶电泳显示凋亡细胞特有的梯状条带。
The characteristic DNA ladder was found by the agarose gel electrophoresis for the nucleus DNA of transfected cells.
对水稻淀粉胚乳中的DNA进行凝胶电泳分析，不呈现典型的DNA梯状条带。
The analysis of DNA of rice starchy endosperm did not show the presence of DNA laddering.
进而抽提了HL- 60细胞的DNA，进行琼脂糖凝胶电泳观察，显示出阶梯状条带形成的细胞凋亡特征。
The DNA agarose gel electrophoretic observations showed the DNA ladder pattern formation in HL-60 cells.
作用HL60和K562细胞后电泳显示有凋亡细胞特有的“梯状”条带，DNA直方图出现亚g1峰。
HL 60 and K562 cells showed typical apoptosis features of "ladder" and the sub G1 peak in DNA histogram.
作用HL60和K562细胞后电泳显示有凋亡细胞特有的“梯状”条带，DNA直方图出现亚g1峰。
HL 60 and K562 cells showed typical apoptosis features of "ladder" and the sub G1 peak in DNA histogram.
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