ArticleChemical research in toxicology2017
Lipidomic Evaluation of Aryl Hydrocarbon Receptor-Mediated Hepatic Steatosis in Male and Female Mice Elicited by 2,3,7,8-Tetrachlorodibenzo-p-dioxin.
Article in Chemical research in toxicology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.
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Who cites it
31 citing papers in PubMed, 63 citations in OpenAlex.
- Cell type- and species-specific regulation of hepatic lncRNAs by TCDD-activated aryl hydrocarbon receptor.Scientific reports · 2025Article
- Shift in the urinary metabolome associated with 2,3,7,8-tetrachlorodibenzo-p-dioxin activation of the hepatic aryl hydrocarbon receptor.Scientific reports · 2025Article
- Analysis of systemic effects of dioxin on human health through template-and-anchor modeling.PLoS computational biology · 2025Article
- Cell-specific AHR-driven differential gene expression in the mouse liver cell following acute TCDD exposure.BMC genomics · 2024Article
- PCB169 exposure aggravated the development of non-alcoholic fatty liver in high-fat diet-induced male C57BL/6 mice.Frontiers in nutrition · 2024Article
- Hepatic cholesterol biosynthesis and dioxin-induced dysregulation: A multiscale computational approach.Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association · 2023Article
- Article
- TCDD dysregulation of lncRNA expression, liver zonation and intercellular communication across the liver lobule.Toxicology and applied pharmacology · 2023Article
- Cystine/Glutamate XcChemical research in toxicology · 2023Article
- Consequences of reprogramming acetyl-CoA metabolism by 2,3,7,8-tetrachlorodibenzo-p-dioxin in the mouse liver.Scientific reports · 2023Article
- Single-cell transcriptomics shows dose-dependent disruption of hepatic zonation by TCDD in mice.Toxicological sciences : an official journal of the Society of Toxicology · 2023Article
- TCDD dysregulation of lncRNA expression, liver zonation and intercellular communication across the liver lobule.bioRxiv : the preprint server for biology · 2023Article
- Article
- Genome-Wide ChIPseq Analysis of AhR, COUP-TF, and HNF4 Enrichment in TCDD-Treated Mouse Liver.International journal of molecular sciences · 2022Article
- Prenatal exposure to poly-/per-fluoroalkyl substances is associated with alteration of lipid profiles in cord-blood.Metabolomics : Official journal of the Metabolomic Society · 2021Article
- Aryl Hydrocarbon Receptor (AhR) Activation by 2,3,7,8-Tetrachlorodibenzo-International journal of molecular sciences · 2021Article
- Thioesterase induction by 2,3,7,8-tetrachlorodibenzo-p-dioxin results in a futile cycle that inhibits hepatic β-oxidation.Scientific reports · 2021Article
- TCDD induced lipid accumulation by impairment of autophagic flux in THP-1 macrophages.Environmental science and pollution research international · 2021Article
- The aryl hydrocarbon receptor activates ceramide biosynthesis in mice contributing to hepatic lipogenesis.Toxicology · 2021Article
- 2,3,7,8-Tetrachlorodibenzo-p-dioxin (TCDD) dysregulates hepatic one carbon metabolism during the progression of steatosis to steatohepatitis with fibrosis in mice.Scientific reports · 2020Article
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Authors and funding
4 authors at 1 institution in 1 country.
Funding
Abstract
The environmental contaminant 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) induces hepatic steatosis mediated by the aryl hydrocarbon receptor. To further characterize TCDD-elicited hepatic lipid accumulation, mice were gavaged with TCDD every 4 days for 28 days. Liver samples were examined using untargeted lipidomics with structural confirmation of lipid species by targeted high-resolution MS/MS, and data were integrated with complementary RNA-Seq analyses. Approximately 936 unique spectral features were detected, of which 379 were confirmed as unique lipid species. Both male and female samples exhibited similar qualitative changes (lipid species) but differed in quantitative changes. A shift to higher mass lipid species was observed, indicative of increased free fatty acid (FFA) packaging. For example, of the 13 lipid classes examined, triglycerides increased from 46 to 48% of total lipids to 68-83% in TCDD treated animals. Hepatic cholesterol esters increased 11.3-fold in male mice with moieties consisting largely of dietary fatty acids (FAs) (i.e., linolenate, palmitate, and oleate). Phosphatidylserines, phosphatidylethanolamines, phosphatidic acids, and cardiolipins decreased 4.1-, 5.0-, 5.4- and 7.4-fold, respectively, while ceramides increased 6.6-fold. Accordingly, the integration of lipidomic data with differential gene expression associated with lipid metabolism suggests that in addition to the repression of de novo fatty acid synthesis and β-oxidation, TCDD also increased hepatic uptake and packaging of lipids, while inhibiting VLDL secretion, consistent with hepatic fat accumulation and the progression to steatohepatitis with fibrosis.
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