It's so hot that boiled iron and silicates are flowing into the stellar wind, much like a comet's tail.

Value of the color comet tail sign in diagnosis of metal exotic body by color Doppler imaging

彩色多普勒慧尾征诊断体内金属异物的价值

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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.

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。

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Conclusion The characteristic color comet tail sign can be used to make Up the inadequacy of B-mode sonography and improve the accuracy rate in the Diagnosis and differential Diagnosis between the Calculus of urethroprostatic part and other high echo lesions in the prostate such as Prostatic calculus or calcification.

结论尿道前列腺部结石周边或后方的五彩镶嵌彩色多普勒信号的特异性征象，有确诊价值，弥补了B超诊断的不足，与前列腺强回声病灶具有鉴别诊断意义。

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Discussion of plasma instability between solar wind and type-I comet tail

太阳风与彗尾等离子体相互作用引起不稳定的一种讨论

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The hydrogen protons combine with the oxygen in the solar wind to produce water in the comet's tail; which is comprised of visible photons ( coma) generated by the comet's electric circuit.

氢质子与太阳风（solar wind）中的氧结合产生了彗星尾巴中的水，而这些水又与彗星的自身电回路产生的可见光子（visible photon）组合。

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Statistics of comet length, tail length and tail DNA%, all the above indicators showed obvious growth along with the increasing concentration of Ni2+.

统计彗星长度，彗星尾长和尾部DNA%等指标，随着Ni2+浓度的增加均呈现出较明显的增长。

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To reveal the faint and trace the comet's fading tail, the remarkable picture is a blended composite of telescopic exposures aligned with the both the stars and the speedy comet.

为了要呈现黯淡遥远的背景星系和彗尾，影像组合了分别以背景恒星和快速移动彗星为导星所拍摄的影像。

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Laboratory Study of Ultrasonic Image of Gallbladder Comet Tail Sign

胆囊声象图出现慧星尾征的实验研究

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[ Results] On the day 5,10,15 after cadmium injection, comet tail length and the number of DNA damaged cells in treated groups were significantly higher than in the control group ( P < 0.05).

[结果]镉在染毒的第5、10、15天与对照组比较，彗尾长度与受损细胞数目均有显著差别，P<0.05；

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

彗星分析法显示经槲皮素作用的K562细胞出现长的彗尾条带；

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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；

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( 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。

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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。

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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。

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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。

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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！

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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。

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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

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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）；

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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。

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