Impact of Arsenic Exposure on Liver Metabolism in Obese Pregnant Mice
Author Information
Author(s): CAI Lijing, WANG Yan, TAN Junfeng, ZHOU Haixia, LIANG Shijia, WU Yan, ZHANG Jie
Primary Institution: School of Public Health, Xiamen University
Hypothesis
What is the effect of arsenic exposure on hepatic metabolism in obese pregnant mice?
Conclusion
Arsenic exposure significantly affects lipid metabolism in the livers of obese pregnant mice through various metabolic pathways and protein regulatory mechanisms.
Supporting Evidence
- Arsenic exposure increased lipid accumulation in the livers of obese pregnant mice.
- Inflammatory factors and oxidative stress markers were elevated in arsenic-exposed mice.
- Metabolomic analysis revealed significant changes in lipid metabolism pathways, particularly arachidonic acid metabolism.
- Proteomic analysis confirmed changes in protein expression related to lipid synthesis, oxidative stress, and inflammation.
Takeaway
This study found that arsenic can make the livers of pregnant mice that are overweight store more fat and become inflamed, which is not good for their health.
Methodology
The study used a high-fat diet to induce obesity in pregnant mice and simulated arsenic exposure through oral administration, followed by comprehensive analysis of liver tissue using metabolomics and proteomics.
Participant Demographics
C57BL/6J female mice aged 7-8 weeks were used in the study.
Digital Object Identifier (DOI)
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