1) inactivating mutation
失活性突变
3) Dominant-Negative
显性位点失活突变
4) Delete mutation
缺失性突变
5) insertional inactivation mutant
插入失活突变体
1.
Objective:To construct insertional inactivation mutant of the putative transporter 89k/pTP of Streptococcus suis serotype 2 and to give a correlation analysis for its virulence.
目的:构建2型猪链球菌假想转运蛋白89k/pTP的基因插入失活突变体并进行毒力相关分析。
6) mutagenic activity
致突变活性
1.
The mutagenic activity of the raw water, the effluent of biopretreatment, conventional process, combined process and the four chlorinated counterparts were investigated.
鉴于生产中的出厂水为氯化消毒水 ,可以认为生物流化床预处理对降低饮用水的致突变活性有明显作用 。
2.
The solid extractive technique (amberlite GDX-120 resin) was used to extract respectively the organics from both raw water into and finished water from the five waterworks in the seasons of spring,summer and winter,and then the mutagenic activity of the organics was determined according to Ames assay.
采用固相萃取技术 (GDX -1 2 0大孔树脂 )于春、夏、冬季对以嘉陵江为水源的A厂和B厂、以长江为水源的C厂和D厂以及以两江汇水为水源的E厂提取进厂水与出厂水中的有机物 ,以Ames试验评估其致突变活性。
3.
In this paper,the mutagenic activity of drinking water in D city was studied by Ames test.
本文采用 Aems 试验研究了 D 市饮用水的致突变活性。
补充资料：灰失失
1.悻然﹑失望貌。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条