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鱼肉结合态MCLR的亚慢性毒性研究
Authors
刘曼
吴幸强
+3 more
杨帆
肖邦定
陈晓国
Publication date
1 January 2007
Publisher
Abstract
为了揭示含有微囊藻毒素水产品的食用安全性,以雄性BALB/C小鼠为模式生物,通过为期13周的灌胃染毒实验,研究了鱼肉结合态MCLR对小鼠的亚慢性毒性作用,并与水溶态MCLR的毒性进行了对比.结果表明,68.75μg/kg(以单位体重计)剂量水溶态MCLR可引起小鼠肝脏显著系数增加(P〈0.05),ALT、AST活性增强(P〈0.01),引起肝细胞出现有空泡状病变;而肾脏酶学指标BUN、Cr及肾脏组织病理学观察均未发现明显异常;与之相比,同剂量鱼肉结合态MCLR对小鼠各项指标的影响并不明显,仅在实验第1周出现小鼠肝脏肿大(P〈0.05)、ALT活性增强(P〈0.01).由此推断,鱼肉结合态MCLR的毒性低于水溶态MCLR
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Institute of Hydrobiology, Chinese Academy Of Sciences
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oai:ir.ihb.ac.cn:342005/33936
Last time updated on 18/12/2019