micronucleus

Objective: To evaluate the potential mutagenic effects of the carbon fiber reinforced chitosan robs made by ourselves for bone fracture internal fixation on the micronucleus of polychromatic erythrocytes in mice.

目的：观察自行研制的碳纤维增强壳聚糖骨折内固定棒对小鼠骨髓和外周嗜多染红细胞（PCE）的致突变作用，评价其生物安全性。

Mouse bone marrow polychromatic erythrocyte micronucleus test was negative.

对小鼠骨髓嗜多染红细胞微核试验结果为阴性.

The monitoring parameters such as chromosome aberration, micronucleus, SCE, mutagenicity of urine samples and DNA adduct are discussed in detail.

重点讨论了染色体畸变、微核、姐妹染色单体交换、尿液致突变性及DNA加成物等监测指标。

Methods: The effects of rapeseed oil after repeatedly used for frying on the body weight, the liver and kidney organ index and the rate of micronucleus were studied with acute and subacute experimental toxic test in mice.

方法：采用毒理学方法观察煎炸菜油对小鼠体重、肝肾脏器系数和微核率的影响，并作F检验、q检验、t检验和u检验。

MATRAIAL AND METHODS: Using the micronucleus test technique with Vicia faba leaves tip cells.

材料与方法: 应用蚕豆叶尖细胞微核技术.

Methods The mutagenicity of 14 samples from Q river surface water were detected by the method of Ames test, cytokinesis-block micronucleus test and comet assay.

方法用Ames试验、胞质阻断微核试验（CBMN）及彗星试验（comet assay）检验Q流域地面水14个地面水样品的致突变作用。

The micronucleus and abnormal division in sativum root tips induced by polluted river water were investigated.

研究污染的河水对大蒜根尖细胞微核的诱导及细胞分裂的效应.

Study of Lymphocytic Binucleated Micronucleus Frequency of Blood in Workers Exposed to Styrene

苯乙烯对接触工人外周血淋巴细胞双核微核率的影响

There were micronucleus at telophase in another pollen mother cells.

另一些花粉母细胞在末期具有微核.

The method of vicia fabe micronucleus technique is applicable to detect environmental mutagens.

综述了国内外应用蚕豆根尖细胞微核技术检测环境突变物的研究.

To evaluate the biocompatibility of poly ( 3 hydroxypropyl) DL aspartamide ( PHPA), we utilized the laboratory methods, including subcutaneous implantation, histological examination, blood biochemical and micronucleus test.

药物控释高分子材料要求有良好的生物相容性。我们对聚-（3-羟丙基）-DL-天冬酶胺（PHPA）材料进行了皮下埋植实验、组织病理学观察、血生化和微核等检测。

Method: The study is conducted through the micronucleus root tip cell of fava.

方法: 采用蚕豆根尖细胞微核实验法.

The Ames test, Erythrocyte micronucleus assay, Spermatogonial chromosomal aberrations test and In vitro mammalian cell gene mutation test were used.

采用鼠伤寒沙门氏菌回复突变试验（Ames试验）、小鼠骨髓多染红细胞微核试验、小鼠睾丸精母细胞染色体畸变试验、V79细胞基因突变试验来检测有无致突变作用。

This paper deals with the Micronucleus ( MCN ) effect of fluorides using the Tradescantia MCN technique.

用紫露草微核技术,检测几种氟化物的微核 ( MCN ) 效应.

Objective To observe chromosomal aberrations and micronucleus in peripheral blood lymphocyte.

目的探讨放射工作人员外周血淋巴细胞染色体畸变和微核的变化.

ResultsThere were different degrees of the increase of micronucleus, organics and heavy metal contamination.

该市东郊农村生活饮用水有不同程度的微核增高, 有机物、重金属污染.

Methods Vicia-micronucleus test, the hygienic quality of water samples , including physical , chemical and epidemiology investigations were used.

应用蚕豆根尖微核技术, 水质理化检验及流行病学调查.

Experiments of bone-marrow polychromophil erythrocyte ( PCE) micronucleus and chromosome aberration were made with the method of injecting sodium glutamate into peritoneal cavity of rats. Also teratological test was conducted through peritoneal injection in pregnant rats.

给小鼠腹腔注射谷氨酸钠后，进行骨髓嗜多染红细胞（PCE）微核实验、骨髓细胞染色体检查，以观察谷氨酸钠的毒性作用，同时还进行了致畸实验。

Objective: To study the effect of low-dose medical X-ray exposure on micronucleus yield in workers, and provide valuable information for prevention of occupational diseases.

目的：探讨医用X射线对工作者做微核产额的影响，为日常的健康监护工作提供参考。

Comparing the middle and high dose groups of p-DCB mothball with the negative control, the micronucleus frequency was significant differences ( P < 0.05).

中、高剂量组与阴性对照组微核率比较，经统计检验差异有显著性。

Inhibitory effects on the mutagenic activity of cyclophosphamide and immune influences of selenium in different concentrations were observed with micronucleus test and ANAE staining in mice.

以微核（MN）试验和淋巴细胞非特异性酸性萘酯酶（ANAE）染色法观察了不同浓度亚硒酸钠溶液对环磷酰胺（CP）致突变作用及对小鼠免疫细胞活性的影响。

Methods The peripheral lymphocytes from 20 workers exposed to mercury and 20 controls were measured with micronucleus test, comet assay, hprt gene mutation test and TCR gene mutation test.

方法选择荧光灯生产厂汞作业工人20名为接触组，无汞接触的其他从业人员20名为对照组，取外周血淋巴细胞，通过微核试验、彗星试验、hprt和TCR基因突变试验进行检测。

The frequency of chromosome aberrations of bone marrow, micronucleus of bone marrow, embryonic liver cells were increased significantly ( P < 0 05, P < 0 01).

经口灌胃染毒后，小鼠骨髓细胞染色体畸变率，骨髓细胞微核率，胎肝转移微核率增加（P

Observation of the Micronucleus and Nuclear Damage Induced by GTW in Human Peripheral Lymphocytes at Go Phase

雷公藤多甙诱发人外周血Go期淋巴细胞微核及核损伤的观察

Male Km mice were induced with Compound Danshen Dripping Pills at different doses followed by 2-AAF ip. The frequencies of micronucleus in polychromatic erythrocytes in bone marrow were compared between groups with and without Compound Danshen Dripping Pills induction.

雄性昆明小鼠以不同剂量复方丹参滴丸诱导处理，比较未诱导（-）与诱导（+）处理后，2AAF引起骨髓微核率及PCE/NCE比值的变化。

Inhibitory effect of Laminaria japonica polysaccharides on micronucleus rate induced by cyclophosphamide in mice

海带多糖对环磷酰胺诱发小鼠骨髓细胞微核率的抑制作用

In Ames test, micronucleus and chromosomal aberration assay BaCl 2 showed negative results.

Ames试验 、 微核试验和染色体畸变分析均为阴性结果.

The effects were evaluated by the ratio of polychromatic erythrocytes ( PCE) and normochromatic erythrocytes ( NRBC), the rate of micronucleus, chromosome aberration and the type of chromosome aberration to determine the mutagenesis of the marine low temperature alkaline proteinase.

观察并计数嗜多染红细胞（PCE）与正红细胞（NRBC）的比值、微核率；染色体的畸变类型和畸变率，检测海洋低温碱性蛋白酶的诱变作用。

Methods: Standardized physical and chemical testing method and mouse bone marrow cells micronucleus test and mouse sperm malformation test were used.

方法：使用常规理化检验方法及小鼠骨髓细胞微核实验、小鼠精子畸形试验进行检测。

The experiment results showed that TIE had no toxicity ( LD 50> 21.5g/kg bdy weight), no mutagenicity depending on the results of the Ames test, micronucleus test of bone marrow cell and sperm shape abnormality test in mice.

结果表明，丹贝异黄酮提取物的小鼠经口LD50大于21.5g/kg体重，属无毒物质；Ames试验、小鼠骨髓微核试验、精子畸形试验均为阴性，说明丹贝异黄酮提取物无致突变作用。