查询词典 mutagens

The reversion frequency is increased by the addition of mutagens.

逆转的频率靠加入诱发变因素而增加。

It was known that many mutagens also exert the effect of carcinogenesis.

许多证据显示，致基因突变与致癌反应之间有著密不可分的关系。

A search for some common characteristics of the effects of chemical mutagens in Drosophila［J］.

邻苯二甲酸二丁酯对F1代仔鼠睾丸损害的可逆性恢复特性［J］。

Chromosome mutations can occur naturally but their frequency is increased by the effect of x-rays and chemical mutagens.

染色体的突变是自然发生的，但通过 X 射线或化学诱变剂可以增加突变的频率。

Little has been reported on its application in assessing effects of mutagens on earthworms in the soil ecosystem.

比较而言，如何利用该技术来检验土壤无脊椎动物活体基因损伤的报道则很少。

OBJECTIVE: To evaluate anti-mutative effects of chitosam nano-suspension on various strong positive mutagens.

目的：系统评价壳聚糖纳米混悬剂对多种强阳性诱变剂的抗突变效应。

However, environmental mutagens can also induce mutations at undamaged sites and result in the so-called nontargeted mutagenesis.

但是环境诱变剂引起的突变也可发生在非DNA损伤部位，它被称之为非定标性突变。

This paper reports the antimutagenesis effect of three different preparations of five kinds of Chongqing green tea on four direct and indirect mutagens with Ames test.

本文采用沙门氏菌回复突变试验研究了五种重庆绿茶的三种样品制备形式对四种直接和间接致突变剂体外致突变性的抑制作用。

Low energy nitrogen ion beam implantation and ultraviolet light were chosen as mutagens to treat strains.

为了提高多糖产量，以低能N+注入和紫外线辐射作为诱变手段对实验菌株进行了诱变育种。

Most of them are mutagens and carcinogens,and can induce malformation of embryo.Therefore, special attention has been focused on the environmental chemical behaviors of PAHs.

由于PAHs在环境中普遍存在、难降解、持久性强和具有较强的&三致&作用，而使其在环境中的环境化学行为备受关注。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。