Article
Selective poisoning of Ctnnb1-mutated hepatoma cells in mouse liver tumors by a single application of acetaminophen.
Archives of toxicology - 1 Aug 2013
Singh Yasmin, Braeuning Albert, Schmid Andreas, Pichler Bernd J, Schwarz Michael
Abstract excerpt
Mouse liver tumors that harbor activating mutations in Ctnnb1, encoding β-catenin, express high levels of various cytochromes P450 (CYP), including CYP2E1 and CYP1A2. Acetaminophen (AAP) is metabolized in hepatocytes by these CYPs to the reactive intermediate N-acetyl-p-benzoquinone-imine, which is toxic to hepatocytes at high doses where depletion of glutathione occurs. We have induced liver tumors in mice by...
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