查询词典 minnow

After two yearsof treatment, the fathead minnow population collapsed.

在进行两年的实验后，黑头呆鱼的数量大减。

Based on toxicity mechanism, a QSAR model was established and used to explain the toxicity of organic chemicals to fathead minnow and Photobacterium phosphoreum, which showed good relationships with wide range of organic compounds.

根据毒性机理，从理论上推导出有机物的定量结构—活性方程，并用来解释有机物对呆鲦鱼和发光菌的毒性，成功地阐述了有机物对水生生物的毒性机制，区分了有机物对不同生物的毒性的联系和区别，为有机物生物活性预测提供了新的思路。

The performances of these QSTR models are superior to those reported by literatures. 2. Mode of action-based QSTR models were built for the prediction of acute toxicity in the fathead minnow.

研究结果表明，准机理模型能够比较准确地预测化合物的毒性，并且模型物理意义明确，整体性能优于文献报道结果。

Based on LSER method, the relationship between the acute toxicity of 26 substituted aromatic compounds on Photobacterium phosphoreum, Daphnia magna and fathead minnow and their theoritical solvatochromic parameters, the high correlation were found, it provided an example to introduce the quantum chemical parameters into QSAR study.

以线性溶剂化能相关理论为基础，利用理论溶剂化参数分析了26种取代芳香化合物对呆鲦鱼、发光菌和大型蚤的急性毒性，为成功地将量子化学参数引入QSAR研究探寻了一条新路。

The ability of frog irus 3 (F3), the type species of the family Iridoiridae, to induce apoptosis was examined by monitoring DNA leaage, chromatin condensation, and cell-surface expression of phosphotidylserine in fathead minnow and baby hamsterkidney cells.

通过检测DNA ladder、染色体凝聚和磷酯酰丝氨PS的外翻，虹彩病毒科代表株蛙病毒3型（F3）能诱导FHM和BHK细胞的凋亡。

Other cells derived from koi, goldfish, fathead minnow, grouper, eel, tilapia and soft-shell turtle were not susceptible for the KHV.

其他的锦鲤来源细胞株、金鱼来源细胞株、肥头鲦鱼来源细胞株、非鲤科的石斑鱼、鳗鱼及吴郭鱼来源细胞株及爬虫类的甲鱼来源细胞株，对KHV均不具有感受性。

The ability of frog virus 3 (FV3), the type species of the family Iridoviridae, to induce apoptosis was examined by monitoring DNA leavage, chromatin condensation, and cell-surface expression of phosphotidylserine in fathead minnow and baby hamsterkidney cells.

通过检测DNA ladder、染色体凝聚和磷酯酰丝氨PS的外翻，虹彩病毒科代表株蛙病毒3型（FV3）能诱导FHM和BHK细胞的凋亡。

We describe the specific silencing of reporter gene lacZ in FHM cells (muscle cells of fathead minnow, a fish cell line) by either expressing small hairpin RNAs from plasmids or transfecting small interfering RNAs transcribed in itro.

在FHM细胞内通过转染质粒表达小发夹RNA或者直接转染小干扰RNA能特异沉默报告基因LacZ的表达，且siRNAs 抑制效果更加明显；这两种类型的小双链RNA在Hela细胞内同样能抑制报告基因的表达。

Electrotopological state index for atom type was employed in the quantitative structure-activity relationship studies on the aliphatic alcohol toxicity to the Tetrahymena pyriformis, tomato, spider, bacterial luciferases, Fathead minnow, and rat.

采用原子类型电拓扑指数为结构描述子，对梨形四膜虫、番茄、红蜘蛛、发光细菌荧光素酶、呆鲦鱼以及鼠的脂肪醇毒性进行了定量构效关系研究。

The comparison between the obtained EC50 values and toxicity data from the literature points out the good agreement between the BOD bottle test (Raphidocelis su.) and those of nine widely used test methods, i.e., Fathead minnow, Vibrio fi., Microtox, Polytox, Spriotox, Shk1, Activated sludge, Daphina ma. and Tetrahymena. In this study, log Kow values of narcosis Ι compounds (using the BOD bottle test and nine bioassays) were reported.

实验中选定DO观测终点所求得的毒性数据与其他物种进行回归分析，回归结果则皆呈现高度相关（R2值≧0.84），这可推论出藻类与其他物种的分析方法（不含Nitrosomonas）的致毒机制有很高的相关性，且可知本试验方法不仅敏感性高且与其他的物种且有良好的相关性可做为替代性试验。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。