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High-Fat Diet Aggravates the Disorder of Glucose Metabolism Caused by Chlorpyrifos Exposure in Experimental Rats

文献类型: 外文期刊

作者: Li, Jinwang 1 ; Li, Xiude 1 ; Zhang, Zhihui 1 ; Cheng, Weilong 1 ; Liu, Guangmin 3 ; Zhao, Guoping 1 ;

作者机构: 1.Beijing Technol & Business Univ, Sch Food & Hlth, Beijing 100048, Peoples R China

2.Natl Ctr Technol Innovat Dairy, Hohhot 013757, Peoples R China

3.Beijing Acad Agr & Forestry Sci, Inst Agrifood Proc & Nutr, Beijing 100097, Peoples R China

关键词: chlorpyrifos; high-fat diet; glucose metabolism; liver dysfunction; antioxidant damage

期刊名称:FOODS ( 影响因子:5.2; 五年影响因子:5.5 )

ISSN:

年卷期: 2023 年 12 卷 4 期

页码:

收录情况: SCI

摘要: Epidemiological research has demonstrated that the increase in high fat consumption has promoted the morbidity of diabetes. Exposure to organophosphorus pesticides (such as chlorpyrifos) may also increase the risk of diabetes. Although chlorpyrifos is a frequently detected organophosphorus pesticide, the interaction effect between chlorpyrifos exposure and a high-fat diet on glucose metabolism is still unclear. Thus, the effects of chlorpyrifos exposure on glucose metabolism in rats eating a normal-fat diet or a high-fat diet were investigated. The results demonstrated that the glycogen content in the liver decreased and that the glucose content increased in chlorpyrifos-treated groups. Remarkably, the ATP consumption in the chlorpyrifos-treatment group was promoted in the rats eating a high-fat diet. However, chlorpyrifos treatment did not change the serum levels of insulin and glucagon. Notably, the contents of liver ALT and AST changed more significantly in the high-fat chlorpyrifos-exposed group than in the normal-fat chlorpyrifos-exposed group. Chlorpyrifos exposure caused an increase in the liver MDA level and a decrease in the enzyme activities of GSH-Px, CAT, and SOD, and the changes were more significant in the high-fat chlorpyrifos-treatment group. The results indicated that chlorpyrifos exposure led to disordered glucose metabolism in all dietary patterns as a result of antioxidant damage in the liver, in which a high-fat diet may have aggravated its toxicity.

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