BACKGROUND and AIM: We studied the mutation effects of sodium sulfite and sodium nitrite in root tip cells of Vicia faba.
背景与目的:研究亚硫酸钠和亚硝酸钠对蚕豆根尖细胞的致突变作用。
The chromosomes in root tip cells of Trifoliate orange(Poncirus trifoliata Raf. )and Ichang papeda(Citrus ichangensis Swingle)were observed by enzymic maceration technique.
用酶解法观察了枳和宜昌橙根尖细胞的染色体。
The technique used is micronucleus in root tip cells of Vicia faba . The experiment statistical result shows that both the rare earth compound fertilizer and the three kinds of…
结果表明,稀土复合肥和三种稀土元素均可诱发微核效应,在一定浓度下可损伤细胞,影响根尖的正常生长,其中稀土复合肥的微核效应表现出明显的剂量-效应关系。
The number of chromosomes in the root tip cells was observed.
对主栽品种的根尖细胞染色体数进行了观察;
Effects on mitosis and chromosomal aberrations of tobacco root tip cells were observed by the method of artificially inducing para-nodule treated with 2, 4-d and rhizobium.
通过人工诱导烟草结瘤的方法,观察给予2,4 - D、根瘤菌后,其对烟草根尖细胞有丝分裂和染色体畸变的影响。
The kinetic pattern of activity of the first cell cycle showed that these cells were not activated synchronously, but re_entered the cell cycle in turn depending on their places in the root tip.
第一个细胞周期的激活样式表明,这些细胞并不同步激活,而是依次进入细胞周期,且进入的次序与自身在根尖中的相对位置有关。
Studied on chromosome damage in cells of broad bean root tip.
对照射后蚕豆根尖下细胞中的染色体损伤情况进行了研究。
With different concentrations of sewage and aluminum sulfate as a mutagen, pea root tip cells in the mitotic index, micro-rate and the rate of chromosomal aberrations are determined.
以不同浓度的污水和硫酸铝作为诱变剂,测定豌豆根尖细胞的有丝分裂指数、微核率和染色体畸变率。
The genetic toxicity and pollution effects of potassium chlorate on Vicia faba root tip cells were studied by means of VAMCN.
利用蚕豆根尖微核技术研究了氯酸钾细胞遗传毒性和污染效应。
Uitrastructural changes of nuclei during the development of onion (A. cepa L. ) root tip cells have been observed by TEM.
用透射电镜观察了洋葱根尖细胞核在发育过程中的变化。
Aim: to study the effects of cordyceps polysaccharide on micronucleus of Vicia faba root tip cells caused by mitomycin-c (MMC).
目的:研究虫草多糖对丝裂霉素诱发的蚕豆根尖细胞微核的影响。
With different concentrations of sewage and aluminum sulfate as a mutagen, pea root tip cells in the mitotic index, micro-rate and the rate of chromosomal aberrations are determined.
利用蚕豆根尖微核技术研究农药乙蒜素和细菌溴腈对蚕豆根尖细胞的遗传损伤,测定蚕豆根尖细胞的微核率、有丝分裂指数和染色体畸变率。
It suggests that RE-MECF may damage DNA in root -tip cells of maize in some degree.
实验结果表明:RE - MECF对玉米根尖细胞DNA具有一定的损伤作用。
Root border cells, previously referred as sloughed root cap cell, is a special cell population, which separates in large number from the periphery of the root cap and accumulates in the root tip.
根边缘细胞是由根冠游离并大量积累在根尖上的一群细胞,具有保护根尖免受生物和非生物的胁迫的作用。
The mutagenicity of drinking water in s city has been analysed by micronucleus test in Vicia faba root tip cells.
本文应用蚕豆根尖细胞微核试验分析了S市次用水的致突性。
Effects of 1, 2, 4-trichlorobenzene (TCB) stress on seedling growth, cell division and chromosomal aberration frequency of root-tip cells of Vicia faba were studied.
研究了1,2,4三氯苯(TCB)对蚕豆幼苗生长、根尖细胞分裂及染色体畸变的影响。
Effect of herbal medicines such as Radix Astragali on mutagenic micronucleus rate in Vicia Faba root-tip cells was observed for the selection of anti-tumor and anti-mutagenesis herbal medicines.
观察黄芪等中草药对蚕豆根尖细胞诱变微核率的影响,筛选具有抗肿瘤、抗诱变作用的中药。
The molecular mechanism for chromosomal aberration and micronuclei induced by holmium ions was most probably DNA breakage to root-tip cells of vicia faba.
钬离子诱导蚕豆根尖细胞染色体畸变和微核产生的分子机制主要为DNA断裂作用。
Root hairs are long tubular outgrowths that form on the surface of specialized epidermal cells. Their development occurs in three phases: cell fate specification, initiation and subsequent tip growth.
根毛是由特异表皮细胞形成的管状突起,其发生发育经历三个阶段:细胞命运决定,根毛起始和尖端生长。
This paper reports the results of water pollutional detection of Kuihe River in Xuzhou city using micronucleus test technique of vicia faba root tip cells.
使用蚕豆根尖细胞微核技术监测奎河徐州市区段水质污染状况。
Anatomical Structures of ActaeaRoot: root tip is consisted of initial cells of calyptrogen, periblem and plerome;
形态结构类叶升麻根尖由根冠和顶端分生组织构成;
It was demonstrated that the cell cycle indexes were decreased as long as the concentrations of SNP were increased after collecting the cell division phase of the primary root-tip cells;
对SNP处理的水稻初生根根尖细胞进行细胞分裂相统计,结果表明:随SNP浓度的增大,细胞分裂指数呈下降趋势;
It was demonstrated that the cell cycle indexes were decreased as long as the concentrations of SNP were increased after collecting the cell division phase of the primary root-tip cells;
对SNP处理的水稻初生根根尖细胞进行细胞分裂相统计,结果表明:随SNP浓度的增大,细胞分裂指数呈下降趋势;
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