2022
Proteomic profiling reveals an association between ALDH and oxidative phosphorylation and DNA damage repair pathways in human colon adenocarcinoma stem cells
Wang Y, Chen Y, Garcia-Milian R, Golla JP, Charkoftaki G, Lam TT, Thompson DC, Vasiliou V. Proteomic profiling reveals an association between ALDH and oxidative phosphorylation and DNA damage repair pathways in human colon adenocarcinoma stem cells. Chemico-Biological Interactions 2022, 368: 110175. PMID: 36162455, PMCID: PMC9891852, DOI: 10.1016/j.cbi.2022.110175.Peer-Reviewed Original ResearchConceptsCancer stem cellsProteomic profilingOxidative phosphorylationLabel-free quantitative proteomic analysisDNA damage repair pathwaysQuantitative proteomic analysisAldehyde dehydrogenase familyColon cancer stem cellsCOLO320DM cellsStem cellsNucleotide excision repairDamage repair pathwaysIngenuity Pathway AnalysisCell populationsProteomic analysisProteomic datasetsDehydrogenase familyMetabolic switchProteomic studiesRepair pathwaysCellular pathwaysALDH enzymatic activityCellular survivalExcision repairALDH activity
2021
Impaired GSH biosynthesis disrupts eye development, lens morphogenesis and PAX6 function
Thompson B, Chen Y, Davidson EA, Garcia-Milian R, Golla JP, Apostolopoulos N, Orlicky DJ, Schey K, Thompson DC, Vasiliou V. Impaired GSH biosynthesis disrupts eye development, lens morphogenesis and PAX6 function. The Ocular Surface 2021, 22: 190-203. PMID: 34425299, PMCID: PMC8560581, DOI: 10.1016/j.jtos.2021.08.010.Peer-Reviewed Original ResearchConceptsHEK293T cellsEye developmentGSH biosynthesisTransactivation activityPax6 functionReactive oxygen speciesSubsequent gene ontologyCell identity genesButhionine sulfoximineEpithelial cell identityRNA-seq analysisIngenuity Pathway AnalysisKey upstream regulatorIdentity genesCell identityGene OntologyRNA-seqImmune response genesBioinformatics analysisResponse genesGlutathione biosynthesisLens morphogenesisMolecular consequencesUpstream regulatorMicrophthalmia phenotypeIdentification of Dose-Dependent DNA Damage and Repair Responses From Subchronic Exposure to 1,4-Dioxane in Mice Using a Systems Analysis Approach
Charkoftaki G, Golla JP, Santos-Neto A, Orlicky DJ, Garcia-Milian R, Chen Y, Rattray NJW, Cai Y, Wang Y, Shearn CT, Mironova V, Wang Y, Johnson CH, Thompson DC, Vasiliou V. Identification of Dose-Dependent DNA Damage and Repair Responses From Subchronic Exposure to 1,4-Dioxane in Mice Using a Systems Analysis Approach. Toxicological Sciences 2021, 183: 338-351. PMID: 33693819, PMCID: PMC8921626, DOI: 10.1093/toxsci/kfab030.Peer-Reviewed Original ResearchConceptsDX exposureBile acid quantificationRepair responseBDF-1 miceDNA damageDose-dependent DNA damageEffects of exposureHistopathological studySubchronic exposureImmunohistochemical analysisLiver carcinogenLiver carcinogenicityLiver transcriptomicsDrinking waterMetabolomic profilingMicePotential mechanismsLiverEnvironmental chemicalsState maximum contaminant levelToxic effectsCell deathExposureOxidative stress responsePresent study
2019
Molecular Pathway Analysis Indicates a Distinct Metabolic Phenotype in Women With Right-Sided Colon Cancer
Sun Y, Mironova V, Chen Y, Lundh EPF, Zhang Q, Cai Y, Vasiliou V, Zhang Y, Garcia-Milian R, Khan SA, Johnson CH. Molecular Pathway Analysis Indicates a Distinct Metabolic Phenotype in Women With Right-Sided Colon Cancer. Translational Oncology 2019, 13: 42-56. PMID: 31760268, PMCID: PMC6883319, DOI: 10.1016/j.tranon.2019.09.004.Peer-Reviewed Original ResearchRight-sided colon cancerLeft-sided colon cancerColon cancerAnatomical locationTumor tissueAnti-tumor immune responseGene Expression OmnibusImportant predictive markerPoor clinical outcomeTumor anatomical locationClinical outcomesPredictive markerPrimary tumorImmune phenotypeDistinct metabolic phenotypesImmune responseLower incidenceTreatment responseSex-specific differencesMolecular pathway analysisClinical importanceCancerProtein kinase alpha subunitBiotechnology Information Gene Expression OmnibusWomenGlutathione deficiency-elicited reprogramming of hepatic metabolism protects against alcohol-induced steatosis
Chen Y, Manna SK, Golla S, Krausz KW, Cai Y, Garcia-Milian R, Chakraborty T, Chakraborty J, Chatterjee R, Thompson DC, Gonzalez FJ, Vasiliou V. Glutathione deficiency-elicited reprogramming of hepatic metabolism protects against alcohol-induced steatosis. Free Radical Biology And Medicine 2019, 143: 127-139. PMID: 31351176, PMCID: PMC6848780, DOI: 10.1016/j.freeradbiomed.2019.07.025.Peer-Reviewed Original ResearchMeSH KeywordsAcetyl Coenzyme AAlcohol DrinkingAMP-Activated Protein KinasesAnimalsEthanolFatty AcidsFatty LiverGlucuronic AcidGlutamate-Cysteine LigaseGlutamatesGlutathioneHomeostasisLipogenesisLiverMaleMiceMice, Inbred C57BLMice, KnockoutOligonucleotide Array Sequence AnalysisOxidation-ReductionOxidative StressPentose Phosphate PathwayProtective AgentsTranscription, GeneticConceptsGlutamate-cysteine ligase modifier subunit geneProtein kinase pathwayAcetyl-CoA fluxMultiple cellular pathwaysAlcohol-induced steatosisCellular stressNucleotide biosynthesisLiver microarray analysisGlobal profilingSubunit geneCellular pathwaysMetabolic reprogrammingKinase pathwayMicroarray analysisMolecular mechanismsGSH poolCellular responsesMetabolic pathwaysLower GSHMolecular pathwaysMetabolic homeostasisAmino acidsDepletion of glutathioneCritical pathogenic eventGlucuronate pathwayHepatic metabolic adaptation in a murine model of glutathione deficiency
Chen Y, Golla S, Garcia-Milian R, Thompson DC, Gonzalez FJ, Vasiliou V. Hepatic metabolic adaptation in a murine model of glutathione deficiency. Chemico-Biological Interactions 2019, 303: 1-6. PMID: 30794799, PMCID: PMC6743730, DOI: 10.1016/j.cbi.2019.02.015.Peer-Reviewed Original ResearchConceptsCellular non-protein thiolsMetabolic adaptationGlutamate-cysteine ligase modifier subunitNon-protein thiolsHepatic metabolic adaptationCellular redoxGlobal profilingGSH homeostasisModifier subunitLiver developmentBiochemical mechanismsMetabolic homeostasisAmino acidsGclm null miceDefense mechanismsEnvironmental insultsOxidative damageFatty liver developmentNull miceSpectrum of changesNucleic acidsMetabolic signaturesPivotal roleHomeostasisGlutathione deficiency
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