氯化钠密度梯度离心法制备用于显微注射的外源DNA片段
刘立仁,赵华路,张俊武
Sodium Chloride Step Gradients Centrifuge to Fractionate Foreign DNA Fragment for Microinjection
LIU Li-Ren, ZHAO Hua-Lu, ZHANG Jun-Wu
遗传 . 2003, (5): 587 -590 .