Yeast expression systems are based on the discover of plasmid in Saccharomyces cere- visiae and success of yeast transformation.
酵母表达系统是在酿酒酵母质粒的发现和酵母转化技术的成熟基础上建立起来的真核生物表达系统。
When it is used, first clean and dry the disposed granular limestone and then spread on it the polished cere; after that polish it with thin steel wool or flannelette cloth until it brightens up.
使用时先将要处理的云石抹净及干燥，用干布将加光蜡涂上，再用细钢丝棉或绒布打磨至光亮即可。
When it is used, first clean and dry the disposed granular limestone and then spread on it the polished cere; after that polish it with thin steel wool or flannelette cloth until it brightens up.
使用时先将要处理的云石抹净及干燥，用干布将加光蜡涂上，再用细钢丝棉或绒布打磨至光亮即可。
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