由于乙酸能有效去除根尖细胞的细胞壁,并能分解细胞内抑制染色体分散地物质,在风信子根尖染色体制片中,优先选用45乙酸作为解离试剂。
Because of acetic acid can effectively remove the cell walls, and scattered material in the root cells, in the Hyacinthus orientalis root dyeing system films, 45 acetic acid was firstly used.
对主栽品种的根尖细胞染色体数进行了观察;
The number of chromosomes in the root tip cells was observed.
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。
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.
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。
Studied on chromosome damage in cells of broad bean root tip.
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。
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.
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。
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.
本文采取常规根尖压片法对5种干旱区野生观赏植物进行了染色体数目统计,并对其中的3种进行了核型分析。
The chromosome Numbers of 5 species were counted by root tip squash method, and karyotypes of 3 species of them were analyzed.
结果表明,苯甲酰胺可诱发蚕豆根尖细胞微核及染色体畸变的产生。
The results indicated that benzamide could induce micronucleated cells and chromosomal aberration.
用酶解法观察了枳和宜昌橙根尖细胞的染色体。
The chromosomes in root tip cells of Trifoliate orange(Poncirus trifoliata Raf. )and Ichang papeda(Citrus ichangensis Swingle)were observed by enzymic maceration technique.
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。
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.
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。
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。
The molecular mechanism for chromosomal aberration and micronuclei induced by holmium ions was most probably DNA breakage to root-tip cells of vicia faba.
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