例句 /

To label mouse ES cells,a cell line derived from the inner cell mass of 3.

To label mouse ES cells,a cell line derived from the inner cell mass of 3.

5d胚泡内细胞团的小鼠胚胎干细胞进行特异性标记 ,用荧光显微观察EGFP的表达以及RT PCR方法检测Rex 1基因在未分化和分化中ES细胞中的表达情况。