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- Daphnia magna is recognized as a standard experimental organism in the world. 大型水是国际公认的标准实验生物。
- This article introduced the progress and views of applying Daphnia magna to research work. 通过文献调研综述了国内外大型水(氵蚤)生物测试技术的应用研究动态及发展趋势。
- Results:Daphnia magna could detect the toxicity of drinking water and water resource polluted by 0. 目的:验证采用大型水蚤检测农药和无机砷污染的饮用水和地表水源水毒性的可行性。
- Water fleas Daphnia magna was fed both toxic alga Microcystis aeruginosa DS and nontoxic alga M. 用铜绿微囊藻有毒株DS和无毒株573喂养大型溞,观察微囊藻对虫体的生长和繁殖的影响。
- In the 48h-exposure, there was a sudden increase of Daphnia magna behavior strength, and then decreased gradually. 在一定浓度的农药暴露中,暴露生物的行为强度在经历一个短暂的突增后,会随暴露时间增加而逐步减弱。
- The reproduction studies of difficult substance 3,4-dichloroaniline on Daphnia magna were performed with semi-static and continuous-flow system. 分别采用持续流水式系统和半静态系统为暴露途径,比较研究难溶化学品3,4-二氯苯胺对大型蚤繁殖影响的差异。
- This article mainly introduces the cultivate technology of daphnia magna and the domestic and foreign situation of its toxicity test. 在分析中，主要介绍了大型蚤的试验培养技术和国内外对其毒理试验方面的研究概况。
- Water fleas Daphnia magna was fed both toxic alga Microcystis aeruginosa DS and nontoxic alga M. aerztginosa 573 for 7~14 days under laboratory condition. 摘要用铜绿微囊藻有毒株DS和无毒株573喂养大型溞，观察微囊藻对虫体的生长和繁殖的影响。
- Sensitivity of Daphnia magna at different ages to toxicityihas been studied in accordance with comparison between 7-days body-length and its 21 days reproduction of Daphnia magna. 研究了不同日令大型溞对毒物的敏感性,对大型溞7d的体长指标与21d的繁殖量指标进行了比较。
- As the key part of the natural water food chain, the Daphnia magna is very sensitive to pesticides and listed as the essential non-target organism in the pesticide registration. 摘要大型蚤是水体生态系统中对农药十分敏感的生物，被世界各国列为农药登记中必测非靶标生物之一。
- The experimental result showed that 7 days after treating with toxicants, the toxiceffect revealed, based on changes of Daphnia magna body-length, is same as that of 21 days chronic toxicity test. 试验结果表明,毒物对大型溞的毒性作用,在试验后的7d内已可从其体长的变化显示出来,并与21d的慢性毒性试验结果等效。
- The toxicity test indicated that the acute oral LD50 for mice was 492.72 mg/kg,the 48 h-EC50 for Daphnia magna straus(Cladocera crustacea)was 143.61 mg/L,the 96h-LC50 for Brachydanio rerio was 84.17mg/L. THPS对斑马鱼的96h-LC50为84.;17mg/L; THPS对健康昆明种小鼠的经口LD50为492
- The results showed that the behavior responses of Daphnia magna to three pesticides (Chlorothalonil, Nitrofen and Deltamethrin) were intensive, and they were evident dose-effect relationship. 研究结果表明,在不同浓度百菌清、除草醚和溴氰菊酯的作用下,大型蚤的运动行为强度会发生剧烈变化,并呈现明显的剂量-效应关系。
- The previous progress and accomplishments of the toxicity of pesticides to the Daphnia magna in recent years was reviewed in this paper and the future of study in this field was discussed as well. 本文总结了近年来国内外有关农药对大型蚤毒作用的研究进展及所取得的主要成果，并进一步对其未来研究进展趋势作了展望。
- The water flea daphnia magna straus is a generally acknowledged standard test aquatic, and the measure of its toxicity test has been prescribed as the obligatory item by many countries. 大型蚤作为国际公认的标准试验生物,其毒理试验被许多国家定为毒性必测项目,各国纷纷建立了自己的标准方法,因此有着广阔的应用前景。
- Keywords nitrobenzol;daphnia magna;toxicology; 硝基苯;大型蚤;毒理学;
- Keywords cypermethrin;Daphnia magna HB;toxicity; 氯氰菊酯;大型氵蚤;毒性;
- Research on Chronic Toxicity of MET to Daphnia magna 多效唑对大型蚤的慢性毒性研究
- Standard methods for bioassay of daphnia magna straus 大型水蚤测试标准方法
- Keywords Daphnia magna;Pesticide;Pollution;Toxicity; 关键词大型水蚤;农药;污染;毒性;
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