查询词典 mutagen

No mutagen city effects of the the extracts of the seeds of Livistona chinensis were detected in this study.

结论在该实验条件下，未发现蒲葵子抗癌有效部位提取物的诱变性。

ConclusionNo mutagen city effects of the the extracts of the seeds of Livistona chinensis were detected in this study.

结论在该实验条件下，未发现蒲葵子抗癌有效部位提取物的诱变性。

Objective To evaluate the mutagen city of extracts of the seeds of Livistona chinensis.

目的评价蒲葵子抗癌有效部位是否有致突变性。

ObjectiveTo evaluate the mutagen city of extracts of the seeds of Livistona chinensis.

目的评价蒲葵子抗癌有效部位是否有致突变性。

The experimental results show:(1) The water in South Fei River has been comtaminated, especially in industrial and residential part.(2)Vicia faba(QI_1) is sensitive to mutagen, and liner relation between the freguency of micronuclear cell in the root tip cells of Vicia faba(QI_1)and concentration ...

结果表明，南淝河水体已被污染，尤其以工业区和居民生活区污染严重；启豆Ⅰ号对诱变物反应敏感，水环境中污染物浓度与微核千分率呈线性相关，因此启豆Ⅰ号作为微核监测技术的实验材料是可靠的。

The mutagen amount used is 1%, when the mutafacient time is 50 minutes, this strain lethality rate is 75%.

以其作为出发株，得出了以硫酸二乙酯诱变该株的致死率曲线，诱变剂用量为1%、诱变时间为50min时，该株的致死率达到75%。

Semicarbazide hydrochloride: Mutagen and cancer suspect agent.

胺基氢氯酸盐：诱导有机体突变的物质和怀疑致癌物质。

PYM is another mutagen we used and 1.5 h soak with 40 g/ ml PYM was proper for pre-cultured of thalami.

经6至9次高温定向筛选后，获得了多个S5、F25、F32的耐热初选变异系。

The thalami were more sensitive to the treatment time than the concentration when EMS was used as a mutagen and 4 h was the proper treatment time under 0.4% EMS.

诱变苗在进行高温筛选时，存活率出现变化、叶色叶型发生变异，表明诱变与筛选是有效的。

In this study, we determined that the antimutagenic properties of various tea extracts including green, oolong, pu-erh tea, and black tea and six polyphenols include rutin, quercetin, apigenin, gallic acid, umbelliferone, and tannic acid were examined by Ames test which is a widely applied short-term bacterial assay for detecting DNA damage effect of mutagen.

在本篇研究中，我们探讨利用Ames test的方法筛检不同品种茶类包括绿茶、乌龙茶、普洱茶、红茶和数种常见的多酚类化合物包括单宁酸tannic acid、gallic acid、rutin、umbelliferone、apigenin、quercetin对於抑制PhIP（2-amino-1-methyl-6-phenylimidazo(4，5-b)pyridine）和 2-AAF（2-Acetylaminofluorene）两种致突变剂的抗突变作用。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。