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PFAS Disrupt Lipids and Bile Acids in Salmon Liver Cells

"Toxicometabolomic profiling of perfluorinated sulfonic acids and perfluorinated carboxylic acids reveals conserved effects on lipids and bile acids…" — Ecotoxicology and environmental safety, 2026

April 16, 2026by AI Curated

PFAS Disrupt Lipids and Bile Acids in Salmon Liver Cells

What they found

Four PFAS compounds (PFOS, PFOA, PFNA, PFHxS) showed no cytotoxicity in Atlantic salmon liver cells. However, they caused convergent effects on lipid metabolism, bile acids, and cholesterol pathways, predicting dyslipidemia and cholestasis.

What they studied

Researchers exposed Atlantic salmon primary liver cells to four PFAS compounds (PFOS, PFOA, PFNA, PFHxS) for 48 hours. They assessed toxicity by measuring cytotoxicity, membrane fluidity, gene expression, and untargeted metabolomic profiles.

Takeaways

The abstract focuses on scientific findings; it does not provide personal recommendations or how-to steps for individuals.

About this paper

This in vitro study used primary liver cells from Atlantic salmon to investigate PFAS toxicity. While valuable for understanding cellular mechanisms, these findings may not directly translate to whole-organism effects.

pfassalmonmetabolomicsliver cellsecotoxicologylipidsbile acidscurated

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