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首页> 外文期刊>Journal of environmental science and health >Phthalates and perfiuorinated aIkyIated substances in Atlantic bluefin tuna (Thunnus thynnus) specimens from Mediterranean Sea (Sardinia, Italy): Levels and risks for human consumption
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Phthalates and perfiuorinated aIkyIated substances in Atlantic bluefin tuna (Thunnus thynnus) specimens from Mediterranean Sea (Sardinia, Italy): Levels and risks for human consumption

机译:来自地中海(意大利撒丁岛)的大西洋金枪鱼(Thunnus thynnus)标本中的邻苯二甲酸盐和全氟化烷基化物质:人类食用的水平和风险

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摘要

Atlantic blue fin tuna (Thunnus thynnus) is a species of great importance for Mediterranean Sea area, from both ecological and commercial points of view. The scientific literature reports few data on the contamination of this fish by emerging organic compounds such as perfluorinated alkylated substances (PFASs) and phthalates, being the latter never been studied in tuna. This study therefore investigated the presence of the PFASs perfluorooctane sulphonate (PFOS) and perfluoroctanoic acid (PFOA) and the phthalate di-2-ethylhexyl phthalate (DEHP), also monitored by its metabolite mono-2-ethylhexyl phthalate (MEHP), to assess both the state of contamination of Atlantic bluefin tuna specimen and the risk due to the toxicity of these compounds for human consumption. While PFOA was never found, detectable levels of PFOS (0.4-1.88 ng/g), DEHP (9-14.62 ng/g) and MEHP (1.5-630 ng/g) were found. The results were elaborated relating the accumulation to the size and age of the individuals and showed a correlation between the levels of different pollutants investigated.
机译:从生态和商业角度看,大西洋蓝鳍金枪鱼(Thunnus thynnus)对地中海地区都非常重要。科学文献报道的有关这种鱼类被新兴有机化合物(例如全氟烷基化物质(PFASs)和邻苯二甲酸盐)污染的数据很少,而后者尚未在金枪鱼中进行研究。因此,本研究调查了全氟辛烷磺酸全氟辛烷磺酸(PFOS)和全氟辛酸(PFOA)以及邻苯二甲酸二邻苯二甲酸二-2-乙基己基邻苯二甲酸酯(DEHP)的存在,并通过其代谢产物邻苯二甲酸单-2-乙基己基邻苯二甲酸酯(MEHP)进行监测,以评估大西洋蓝鳍金枪鱼标本的污染状态和这些化合物对人类食用的毒性所带来的风险。虽然从未发现全氟辛烷磺酸,但可检测到全氟辛烷磺酸(0.4-1.88 ng / g),DEHP(9-14.62 ng / g)和MEHP(1.5-630 ng / g)的水平。对结果进行了详细说明,将其与个体的大小和年龄相关联,并显示了所研究的不同污染物水平之间的相关性。

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