目的构建CD59第40位氨基酸突变的重组体，研究Hela细胞中CD59基因突变引起肿瘤逃逸相关分子caspase-3表达量的变化。方法采用重组聚......

目的：为得到L-组氨酸的高产菌株。方法：以谷氨酸棒杆（Corynebacterium glutamicum）S6为出发菌株，利用亚硝基胍进行多次诱变。结果：在6-巯......

The present investigation was undertaken to study the effect of gamma irradiation (dose from 10 to 100 Gy) and in vitro ......