尾长

电泳结束后，溴化乙啶（EB）染色，在荧光显微镜下观察、计数拖尾细胞的尾长。

After stained by EB , tail length of the cells were observed and counted under the fluorescence microscope .

荧光显微镜下观察、计数拖尾细胞的尾长。

Tail length of the cells were observed and counted through fluorescence microscope .

测量彗星尾长，作为DNA氧化损伤程度的观察指标。

The oxidative DNA damage was measured by comet assay .

观察指标包括DNA断裂分级（将DNA断裂损伤细胞按其损伤程度分级）及DNA彗星尾长（彗头末端到彗尾的长度）。

The grade of DNA breakage and tail length of Comet assay were used to measure DNA damage .

但肝细胞DNA损伤的拖尾率和拖尾尾长无显著变化（P>0.05，P>0.05）。

However , the comet rate and comet length of liver DNA had no significant changes ( P > 0.05 ) .

随着修复孵育时间的延长，彗星细胞尾长和彗星细胞出现率明显下降，与对照组比较，差异有显著性（P0.01）。

The quantity and the tail - length of Comet cells decrease significantly with incubation time .

对于0一2级损伤的彗星细胞来说，原软件与改进后的软件在尾长、尾矩、尾DNA百分含量上的分析具有统计学非常显著意义，但实际差别量不大，没有实际生物学意义；

For Comet cells with 0 ~ 2 DNA damage grades , the results of the original and improved software were statistically different , however , with no biological significance .

结论：河南医科大学实验动物中心KM小鼠与河北医科大学KM小鼠存在尾长和尾椎节数差异

Conclusion : KM mice from Henan Medical University are difference in tail length and the number of tail bone from the KM mice of Hebei Medical University

在相同暴露时间内，同一H2O2浓度下DNA损伤从尾长、尾距、Olive尾距上保持一致。

At the same time of exposure , two methods showed that DNA damage about tail length , tail moment and olive tail moment , was basically consistent .

结果各染毒组淋巴细胞DNA平均彗星细胞尾长明显增长，与阴性对照组比较，差异有显著性（P<001），在实验浓度范围内存在明显的剂量-效应关系（P<001）；

Results The average comet tail length of all exposed groups was significantly higher than that of negative control group ( P < 0.01 ), and the does-effect relationship existed among testing concentration ( P < 0.01 ) .

结果：随着H2O2浓度的增加，细胞DNA的损伤程度加重，能使尾长、尾部DNA百分含量和尾距显著增加（P<0.05）。

RESULTS : The DNA damage of cells was more serious with H_2O_2 concentration increasing . The tail length , the tail DNA content and the tail moment significantly increased ( P < 0.05 ) .

结果1、IUGR新生大鼠出生体重、鼻尾长及胰腺重量均低于对照组（P0.01）。

The weight , length of nose-tail and pancreatic islets weight were markedly depressed in IUGR rats compared with the control rats ( P0.01 ) . 2 .

结果各模型组存活新生鼠体质量、身长、尾长、脑、心、肺、肝、胃、脾、肾重量与对照组比较均有统计学差异（P均0.05）。

Results The weight , height , trail length , and weight of cerebra , heart , lung ,( liver ), stomach , spleen , and kidney of newborn rats in model groups were significantly different from those in control group ( all P0.05 ) .

EE组胎仔身长，尾长，体重，死胎数，活胎数，孕天数与其余3组比较有显著差异（P<0·05）。

Body weight , body length and tail length of fetal rats in the EE group were lighter and shorter than those of other three groups ( P < 0.05 ) .

方法采用pH值中性彗星电泳方法，检测人外周血离体照射01～4Gy后6h和24h淋巴细胞彗星率和彗星尾长，并观察其量效关系。

Methods Comet rates and comet tails were detected using neutral comet assay at 6 h and 24 h following in vitro 0.1-4 Gy γ radiation of whole blood .

单细胞凝胶电泳的彗星尾长、Olive尾矩（lgχ±s）与对照组比较，均有显著性差异（P<0.05）；

There was significant difference in tail length , Olive Tail Moment of SCGE ( lg χ± s ) of occupational exposure workers compared with the control group ( P < 0.05 ) .

结果Bleomiycin攻击试验中尾长和尾相所测肿瘤组平均DNA修复能力分别为79.42%、75.97%，明显低于对照组（92.41%，90.69%），P<0.01。

[ Results ] The average DNA repair capacity of cancer patients by tail length and tail moment in Bleomycin challenge test were 79.42 % and 75.97 % respectively , which were significantly lower than that of control group ( 92.41 % and 90.69 % )( P < 0.01 ) .

结果2×10-3支ml以上剂量组二氯荧光素（DCF）荧光强度、彗星尾长以及LPO水平均显著高于对照组，且随剂量增加而增加。

Results Fluorescent density of dichlorofluorescein ( DCF ), comet tail and LPO in groups 2 × 10 - 3 ~ 16 × 10 - 3 cig / ml were all higher than the control significantly , and there were dose effect relationships .

引起PC-3细胞DNA单链断裂，出现拖尾的彗星细胞，拖尾率与尾长随着番茄原汁浓度增大而增加，表现明显的剂量反应关系。

And it could induce the breakage of DNA single strand of PC-3 cells and resulted in comet cells with tail , Rate of DNA tail and the tail length of DNA increased with the increasing of concentration of juice of tomato , showing the obvious dose - effect relationship .

结果除50mg/kg剂量组外，小鼠血淋巴细胞的彗星细胞率及尾长、骨髓细胞微核率随1,2-DCE染毒剂量的增加而增加（P<0.01）。

Results Except for 50 mg / kg group , the number of comet cells and the length of DNA migration in peripheral blood cell , the mice bone marrow micronucleus frequency increased significantly as the exposure dose increased ( P < 0.01 ) .

定期测量体重和尾长。

The body weight and tail length were measured regularly .

产于美洲热带的树栖猴，腿长而细，尾长且宜于盘卷。

Arboreal monkey of tropical America with long slender legs and long prehensile tail .

大名鼎鼎的“普瑞斯之父”内山田武将接任藤尾长的位置。

Takeshi Uchiyamada , known as " father of the Prius , " succeeds Cho .

不同生活环境中小家鼠尾长率差异的比较研究

Comparative Study on Tail Ratios of Mice ( Mus musculus ) in Different Living Environment

方法：测量小鼠身长，尾长，尾椎节数及长度。

Methods Body length and tail length of the mice were measured at 3,20 and 30 weeks .

东半球温暖地区森林中的鸟，羽毛色彩华丽，尾长。

Forest bird of warm regions of the New World having brilliant lustrous plumage and long tails .

尖尾长艇大小及形状与该划艇相似的船；捕鲸船

A boat similar to such a rowboat in size and shape ; a whaler . after peak bulkhead

探讨了小家鼠尾长率变化的机理和我国小家鼠种下分类十分复杂的原因。

The mechanism of tail length variation and the causes of the complicity of subspecies classification of mice were discussed .

脂肪组织中，B3-AR基因表达水平分别与尾长和尾高发育水平呈显著负相关。

Adipose tissue ,β 3-AR gene expression levels were significantly negatively correlated with the development levels of tail length and tail .

现年76岁、曾任丰田董事长的藤尾长将担任名誉董事长，这一般是退休的前奏。

Fujio CHO , 76 , who had been chairman , will become honorary chairman , normally a prelude to retirement .