2024
CYP2E1 in 1,4-dioxane metabolism and liver toxicity: insights from CYP2E1 knockout mice study
Wang Y, Charkoftaki G, Orlicky D, Davidson E, Aalizadeh R, Sun N, Ginsberg G, Thompson D, Vasiliou V, Chen Y. CYP2E1 in 1,4-dioxane metabolism and liver toxicity: insights from CYP2E1 knockout mice study. Archives Of Toxicology 2024, 98: 3241-3257. PMID: 39192018, PMCID: PMC11500436, DOI: 10.1007/s00204-024-03811-5.Peer-Reviewed Original ResearchCYP2E1-null miceLiver toxicityDrinking waterOxidative DNA damageLiver carcinogenAbstract1,4-DioxaneDNA damage repair responseImpaired DNA damage repairWater contaminationOxidative stressElevated oxidative stressEnvironmental pollutionKnockout mouse studiesDamage repair responseCYP2E1-nullMale wildtypeWT miceDNA damageDX exposureRisk assessmentRedox dysregulationCYP2E1 inductionLiver oxidative stressHigh dosesMouse studies
2022
Mechanistic considerations in 1,4-dioxane cancer risk assessment
Ginsberg G, Chen Y, Vasiliou V. Mechanistic considerations in 1,4-dioxane cancer risk assessment. Current Opinion In Environmental Science & Health 2022, 30: 100407. PMID: 37091947, PMCID: PMC10120849, DOI: 10.1016/j.coesh.2022.100407.Peer-Reviewed Original ResearchCarcinogenic effectsLinear low-dose extrapolationGenders of ratsDose responseInduction of CYP2E1Human liver cancerCancer risk assessmentLow-dose extrapolationLiver cancerLow doseAnimal studiesDose levelsChronic exposureLow human exposureDose extrapolationCarcinogenic responseStandard test batteryVivo genotoxicityRisk assessmentOxidative stressDisease-related processesOwn metabolismLess likelihoodMode of actionHuman exposure
2008
Generation of a ‘humanized’ hCYP1A1_1A2_Cyp1a1/1a2(−/−)_Ahrd mouse line harboring the poor-affinity aryl hydrocarbon receptor
Shi Z, Chen Y, Dong H, Amos-Kroohs RM, Nebert DW. Generation of a ‘humanized’ hCYP1A1_1A2_Cyp1a1/1a2(−/−)_Ahrd mouse line harboring the poor-affinity aryl hydrocarbon receptor. Biochemical And Biophysical Research Communications 2008, 376: 775-780. PMID: 18814841, PMCID: PMC2582963, DOI: 10.1016/j.bbrc.2008.09.068.Peer-Reviewed Original ResearchConceptsHigh-affinity aryl hydrocarbon receptorAryl hydrocarbon receptorDose-response curveMouse linesHydrocarbon receptorCYP1A2 geneHuman risk assessmentC57BL/6J miceNew mouse lineDBA/2J miceCYP1A2 substratesMiceCYP1A2 mRNACYP1A1Mouse CYP1A1Human CYP1A1ReceptorsFunctional CYP1A1Vast majorityRisk assessmentLungKidney