首页> 外文期刊>Environmental toxicology and chemistry >TEMPERATURE- AND PARASITE-INDUCED CHANGES IN TOXICITY AND LETHAL BODY BURDENS OF PENTACHLOROPHENOL IN THE FRESHWATER CLAM PISIDIUM AMNICUM
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TEMPERATURE- AND PARASITE-INDUCED CHANGES IN TOXICITY AND LETHAL BODY BURDENS OF PENTACHLOROPHENOL IN THE FRESHWATER CLAM PISIDIUM AMNICUM

机译:温度和寄生虫诱导的淡水包膜氨苄青霉素中五氯酚的毒性和致死性变化

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摘要

Seasonal variation in abiotic and biotic environments may modify the toxicity of organic chemicals for aquatic organisms. In present study, survival of the freshwater clam Pisidium amnicum was studied in laboratory exposures to pentachlorophenol (PCP) in April (at 5℃) and July (at 19℃). Behavioral responses, mean survival times (MSTs), and the lethal body burdens (LBBs) of PCP for uninfected clams and for clams infected by digenean trematodes were determined separately in two PCP concentrations, 100 and 300μg/L. Analysis of data revealed reduced behavioral activity of the clams in the PCP exposure compared to that in the control.
机译:非生物和生物环境中的季节性变化可能会改变有机化学物质对水生生物的毒性。在本研究中,在4月(5℃)和7月(19℃)的五氯苯酚(PCP)实验室暴露中研究了淡水蛤P的生存。分别以两种和100μg/300μg/ L的PCP浓度分别测定未感染蛤和被双基因成虫吸虫的行为反应,平均生存时间(MST)和PCP致死身体负担(LBB)。数据分析表明,与对照组相比,蛤P在PCP暴露下的行为活性降低。

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