The long comet tail was presented on k562 cells which were treated with quercetin by comet assay;

The gallbladder comet tail sign is formed due to following causes: 1. Multifold reflex inside a multi-layer crystal;

胆囊内慧星尾征的形成原因为：1.多层结晶体内部的多重反射；

( 2) The comet tail sign attached to the gallbladder wall suggests existence of cholesterol polypus.

附壁慧星尾征系胆固醇息肉。

Stardust opened a collector to capture material from the comet's tail.

星尘号飞船打开了一个采集彗星尾部尘埃的收集器。

Objective To investigate the sono morphological characteristics, inducing factors and clinical value of the small comet tail artifact ( SCTA) of visceral pleura.

目的探讨超声所显示肺胸膜后方小彗星尾征伪像（SCTA）的声像图特征、形成原因及临床意义。

Results: In certain concentration, the three tested substances could induce the breakage of DNA single strand and resulted in comet cells with tail.

结果：在一定浓度范围内，3种受试物均可直接引起离体小鼠睾丸细胞的DNA单链断裂，出现拖尾的彗星细胞。

Oh how short, all but mouse-like is the comet's tail!

噢，多么短，所有鼠标一样只是彗星的尾巴！

But the deformity rate of rat sperm, the micronucleus rate of bone marrow cells, Comet tail length and percentage of tail DNA increased in F_0 and F_1 generations of both medium-dose and high-dose groups ( P < 0.01).

但中、高剂量组F0和F1代的精子畸形率、骨髓细胞微核率和彗星细胞率均增加（P<0.01），并与摄入贫铀的剂量和摄入时间呈一定的相关关系。

Clinical value of small comet tail artifact of visceral pleura by ultrasonography

超声对肺胸膜小彗星尾征的研究及临床意义

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）；

The IL 2 and IL 6 levels in blood serum were measured by radioimmunoassay and lymphocyte DNA damage represented as comet tail length was determined by single cell gel electrophoresis ( SCGE).

采用放射免疫方法测定血清中IL2、IL6含量，以单细胞凝胶电泳技术测淋巴细胞DNA损伤程度。

On CT scan, target sign, comet tail sign and kidney like tumor sign were demonstrated.

15例肠套叠病人的CT表现为：靶征、彗星尾征及肾形肿块。

Results The MN frequency and comet tail length in high exposure group were significantly higher than those in control group ( P < 0.05).

结果外周血淋巴细胞微核率和彗星尾长在高暴露组显著高于对照组，差异有统计学意义（P<0.05）；

China builds new pastures on Yellow River Delta.

中国在黄河三角洲新建牧场.

The more developed animal husbandry, natural pastures and forest mu.

牧业较发达, 有天然牧场和万亩森林.

His uncle showed him the pastures where the cattle grazing.

他叔父带他看了放牧牲畜的牧场.

The remaining herd was kept in nearby pastures during the winter.

冬天的时候,剩下来的牛群则会被收容在附近的牧场里.

Both companies need to find new pastures to grow.

Oracle和SAP都需要寻找新的成长点.

In spring, white clouds drift over the green pastures slowly.

春天, 白云慢慢地飘过绿色的原野.

The people lead a quiet life among the green pastures and the still waters.

人们在青色的牧场和幽静的溪流中间过着平静的生活.

Sheep are grazing in the lush green pastures.

羊在青翠葱绿的牧场上吃草.