2024
Asparagine synthetase and G‐protein coupled estrogen receptor are critical responders to nutrient supply in KRAS mutant colorectal cancer
Lu L, Zhang Q, Aladelokun O, Berardi D, Shen X, Marin A, Garcia‐Milian R, Roper J, Khan S, Johnson C. Asparagine synthetase and G‐protein coupled estrogen receptor are critical responders to nutrient supply in KRAS mutant colorectal cancer. International Journal Of Cancer 2024 PMID: 39039782, DOI: 10.1002/ijc.35104.Peer-Reviewed Original ResearchG protein-coupled estrogen receptor 1KRAS mutant colorectal cancerAsparagine synthetase expressionMutant colorectal cancerColorectal cancerAsparagine synthetaseG-protein coupled estrogen receptor 1 expressionG protein-coupled estrogen receptorWild-typeAssociated with poor overall survivalAdvanced stage tumorsKRAS wild-typeProtective effect of estradiolEffects of estradiolPoor overall survivalEstrogen receptor 1Expression of asparagine synthetasePresence of estradiolIncreased caspase-3 activityDepletion inhibited cell growthColon cancer cohortNutrient supplyAdvanced tumorsOverall survivalStage tumors
2023
Perfluorooctanesulfonic Acid and Perfluorooctanoic Acid Promote Migration of Three-Dimensional Colorectal Cancer Spheroids
Zheng J, Sun B, Berardi D, Lu L, Yan H, Zheng S, Aladelokun O, Xie Y, Cai Y, Pollitt K, Khan S, Johnson C. Perfluorooctanesulfonic Acid and Perfluorooctanoic Acid Promote Migration of Three-Dimensional Colorectal Cancer Spheroids. Environmental Science And Technology 2023, 57: 21016-21028. PMID: 38064429, DOI: 10.1021/acs.est.3c04844.Peer-Reviewed Original ResearchConceptsColorectal cancerFatty acid β-oxidationCell linesSW48 cell linesSynthesis of proteinsProgression of CRCMigration phenotypeCRC cell linesEpithelial-mesenchymal transitionThree-dimensional spheroidsMetabolic pathwaysN-cadherinΒ-oxidationMechanism of actionNovel insightsE-cadherinBiological techniquesPromotes MigrationColorectal cancer spheroidsMigration assaysMetabolic profilingKRAS G12APerfluorooctanoic acidPersistent environmental contaminantsMetabolic profileEarly-Onset Colorectal Cancer Somatic Gene Mutations by Population Subgroups.
Shen X, DeWan A, Johnson C. Early-Onset Colorectal Cancer Somatic Gene Mutations by Population Subgroups. Cancer Discovery 2023, 13: 530-531. PMID: 36855917, DOI: 10.1158/2159-8290.cd-22-1464.Peer-Reviewed Original ResearchFerroptosis in colorectal cancer: a future target?
Yan H, Talty R, Aladelokun O, Bosenberg M, Johnson C. Ferroptosis in colorectal cancer: a future target? British Journal Of Cancer 2023, 128: 1439-1451. PMID: 36703079, PMCID: PMC10070248, DOI: 10.1038/s41416-023-02149-6.Peer-Reviewed Original ResearchConceptsColorectal cancerRegulated cell deathCurrent treatment optionsForms of RCDCancer deathTreatment optionsCRC therapyCancer recurrenceTreatment strategiesRadiation therapyOvert toxicityTherapeutic targetDrug resistanceTherapyCancer cellsFerroptosisPotential roleCancerCell deathFuture targetsDeathRecent studiesBiological pathwaysChemotherapySurgeryIdentifying Sex-Specific Cancer Metabolites and Associations to Prognosis
Shen X, Ma S, Khan S, Johnson C. Identifying Sex-Specific Cancer Metabolites and Associations to Prognosis. Learning Materials In Biosciences 2023, 271-299. DOI: 10.1007/978-3-031-44256-8_11.Peer-Reviewed Original ResearchMetabolomics dataSurvival analysisCancer metabolitesColorectal cancerCox proportional hazards regression analysisProportional hazards regression analysisHazards regression analysisSex-specific associationsClinical dataCancer patientsCancer prognosisCancerMetabolomicsMultiple comparisonsPrognosisAnalytical methodSurvivalOncology studiesPatientsAlternative analytical approachRegression analysisSex-specificMetabolitesSex interactionAssociation
2022
Targeting ferroptosis to treat colorectal cancer
Yan H, Talty R, Johnson C. Targeting ferroptosis to treat colorectal cancer. Trends In Cell Biology 2022, 33: 185-188. PMID: 36473802, DOI: 10.1016/j.tcb.2022.11.003.Peer-Reviewed Original ResearchConceptsProtein kinase BArachidonic acidColorectal cancer treatmentProtein kinaseKinase BMammalian targetKey pathwaysGlutathione metabolismFerroptosis inductionEnergy metabolismCRC treatmentColorectal cancerCRC pathogenesisFerroptosisCancer treatmentPromising targetNew conceptual avenuesMetabolismTreatmentHippoKinasePrimary strategyRapamycinTargetConceptual avenuesBile acid distributions, sex-specificity, and prognosis in colorectal cancer
Cai Y, Shen X, Lu L, Yan H, Huang H, Gaule P, Muca E, Theriot CM, Rattray Z, Rattray NJW, Lu J, Ahuja N, Zhang Y, Paty PB, Khan SA, Johnson CH. Bile acid distributions, sex-specificity, and prognosis in colorectal cancer. Biology Of Sex Differences 2022, 13: 61. PMID: 36274154, PMCID: PMC9590160, DOI: 10.1186/s13293-022-00473-9.Peer-Reviewed Original ResearchConceptsLeft-sided colon tumorsRight-sided colon tumorsColon cancer patientsColorectal cancerTumor locationBile acidsColon tumorsCancer patientsQuantitative immunofluorescencePrimary tumor locationImmune regulatory cellsRecurrence-free survivalBile acid metabolismSecondary bile acidsBile acid distributionBile acid analysisBackgroundBile acidsOverall survivalRegulatory cellsCRC patientsMale patientsPatient sexImmune cellsPatient prognosisImmune responseAsparagine, colorectal cancer, and the role of sex, genes, microbes, and diet: A narrative review
Shen X, Jain A, Aladelokun O, Yan H, Gilbride A, Ferrucci LM, Lu L, Khan SA, Johnson CH. Asparagine, colorectal cancer, and the role of sex, genes, microbes, and diet: A narrative review. Frontiers In Molecular Biosciences 2022, 9: 958666. PMID: 36090030, PMCID: PMC9453556, DOI: 10.3389/fmolb.2022.958666.Peer-Reviewed Original ResearchColorectal cancerCRC patientsNarrative reviewSex steroid hormone estrogenFemale CRC patientsAnti-tumor effectsPI3K/Akt/Sex-related influencesSex-related factorsAsparagine synthetase expressionSex-specific factorsClinical outcomesTumor burdenCRC progressionPoor prognosisHormone estrogenEstrogen receptorSOX12 expressionRole of sexTherapeutic useAkt/Cancer cellsSynthetase expressionL-asparaginasePatientsDevelopment of an Accessible Gene Expression Bioinformatics Pipeline to Study Driver Mutations of Colorectal Cancer
van den Driest L, Johnson CH, Rattray NJW, Rattray Z. Development of an Accessible Gene Expression Bioinformatics Pipeline to Study Driver Mutations of Colorectal Cancer. Alternatives To Laboratory Animals 2022, 50: 282-292. PMID: 35765262, DOI: 10.1177/02611929221107546.Peer-Reviewed Original ResearchConceptsColorectal cancerBioinformatics toolsExpression patternsKirsten rat sarcoma viral oncogene homologueNext-generation sequencing technologiesDifferential expression patternsCancer-related mortalityGenetic alterationsAdenomatous polyposis coliEffector proteinsMutational driversPrognostic significancePrognostic valueSequencing technologiesBioinformatics pipelinePatient prognosisGenetic dataB-RafColorectal tumorsNovel biomarkersColon cancerTherapeutic outcomesFrequency of mutationsAnatomical locationOncogene homologueAsparagine Metabolism in Tumors Is Linked to Poor Survival in Females with Colorectal Cancer: A Cohort Study
Shen X, Cai Y, Lu L, Huang H, Yan H, Paty PB, Muca E, Ahuja N, Zhang Y, Johnson CH, Khan SA. Asparagine Metabolism in Tumors Is Linked to Poor Survival in Females with Colorectal Cancer: A Cohort Study. Metabolites 2022, 12: 164. PMID: 35208238, PMCID: PMC8875032, DOI: 10.3390/metabo12020164.Peer-Reviewed Original ResearchRecurrence-free survivalOverall survivalColorectal cancer prognosisPoor overall survivalPrimary tumor tissuesTumor metabolomeUnique metabolite profilesCohort studyCRC patientsCRC treatmentFemale patientsPoor prognosisColorectal cancerPrognostic disadvantagePatient outcomesPoor survivalSurgical colectomySex-specific differencesCox proportionalEleven metabolitesUntargeted metabolomics analysisCancer prognosisStage ITumor tissueSignificant sex differences
2021
Molecular Mechanisms of Alcohol-Induced Colorectal Carcinogenesis
Johnson CH, Golla JP, Dioletis E, Singh S, Ishii M, Charkoftaki G, Thompson DC, Vasiliou V. Molecular Mechanisms of Alcohol-Induced Colorectal Carcinogenesis. Cancers 2021, 13: 4404. PMID: 34503214, PMCID: PMC8431530, DOI: 10.3390/cancers13174404.Peer-Reviewed Original ResearchColorectal cancerColorectal carcinogenesisChronic alcohol consumptionMost CRC patientsSporadic colorectal cancerGenetic risk factorsEffects of alcoholBacterial translocationCRC patientsFamilial cancer syndromeIntestinal permeabilityRisk factorsAlcohol consumptionCancer syndromesCRC modelMechanisms of alcoholAlcohol metabolitesGermline mutationsOne-carbon metabolismExact mechanismReactive oxygen speciesSporadic cancersCarcinogenesisImmunosuppressionCancerImmune landscape and prognostic immune-related genes in KRAS-mutant colorectal cancer patients
Liu J, Huang X, Liu H, Wei C, Ru H, Qin H, Lai H, Meng Y, Wu G, Xie W, Mo X, Johnson CH, Zhang Y, Tang W. Immune landscape and prognostic immune-related genes in KRAS-mutant colorectal cancer patients. Journal Of Translational Medicine 2021, 19: 27. PMID: 33413474, PMCID: PMC7789428, DOI: 10.1186/s12967-020-02638-9.Peer-Reviewed Original ResearchConceptsKRAS mutant CRC patientsTumor-infiltrating immune cellsKRAS wild-type CRC patientsCD4 memory T cellsCRC patientsMemory T cellsColorectal cancerT cellsImmune pathwaysImmune cellsMacrophage M1Hypersensitive C-reactive proteinKRAS-mutant colorectal cancerCases of CRCKRAS mutantPrognostic immune-related genesImmune risk modelColorectal cancer patientsRegulatory T cellsC-reactive proteinTumor immune microenvironmentDistinct clinical outcomesT cell receptorImmune-related genesConclusionsKRAS mutation
2020
Gene Alterations of N6‐Methyladenosine (m6A) Regulators in Colorectal Cancer: A TCGA Database Study
Zhang Q, Cai Y, Kurbatov V, Khan SA, Lu L, Zhang Y, Johnson CH. Gene Alterations of N6‐Methyladenosine (m6A) Regulators in Colorectal Cancer: A TCGA Database Study. BioMed Research International 2020, 2020: 8826456. PMID: 33415160, PMCID: PMC7769650, DOI: 10.1155/2020/8826456.Peer-Reviewed Original ResearchMeSH KeywordsAdenosineAgedAlpha-Ketoglutarate-Dependent Dioxygenase FTOColorectal NeoplasmsDatabases, GeneticDisease-Free SurvivalDNA Copy Number VariationsFemaleGene Expression Regulation, NeoplasticGenes, NeoplasmHumansMaleMultivariate AnalysisMutationNerve Tissue ProteinsPrognosisProportional Hazards ModelsRNA Splicing FactorsRNA, MessengerConceptsDisease-free survivalImmune cell infiltrationM6A regulatorsCRC patientsCRC casesCell infiltrationMRNA expressionWorse overall survivalN6-methyladenosine regulatorsMicrosatellite instability statusMessenger RNA expressionCancer Genome AtlasOverall survivalColorectal cancerCRC tissuesDatabase studyImmune functionInstability statusColon tissuesRole of m6AGene alterationsRNA expressionCRCGenome AtlasGenetic mutationsTumor Tissue-Specific Biomarkers of Colorectal Cancer by Anatomic Location and Stage
Cai Y, Rattray NJW, Zhang Q, Mironova V, Santos-Neto A, Muca E, Vollmar AKR, Hsu KS, Rattray Z, Cross JR, Zhang Y, Paty PB, Khan SA, Johnson CH. Tumor Tissue-Specific Biomarkers of Colorectal Cancer by Anatomic Location and Stage. Metabolites 2020, 10: 257. PMID: 32575361, PMCID: PMC7345993, DOI: 10.3390/metabo10060257.Peer-Reviewed Original ResearchColorectal cancerAnatomic locationTissue-specific biomarkersOrthogonal partial least squares discriminant analysisBlood samplesMetabolite biomarkersTumor tissueRight-sided colon cancerPatient blood samplesCRC patientsStudy cohortScreening regimensIndependent cohortUntargeted metabolomics analysisStage IColon cancerDisease influenceMetabolic consequencesDiscriminatory biomarkersNormal colonMetabolic signaturesPre-validation phaseBiomarker studiesBiomarkersCancerSex Differences in Colon Cancer Metabolism Reveal A Novel Subphenotype
Cai Y, Rattray NJW, Zhang Q, Mironova V, Santos-Neto A, Hsu KS, Rattray Z, Cross JR, Zhang Y, Paty PB, Khan SA, Johnson CH. Sex Differences in Colon Cancer Metabolism Reveal A Novel Subphenotype. Scientific Reports 2020, 10: 4905. PMID: 32184446, PMCID: PMC7078199, DOI: 10.1038/s41598-020-61851-0.Peer-Reviewed Original ResearchConceptsRight-sided colon cancerColorectal cancerCRC patientsColon cancer metabolismPoor clinical outcomePatient colon tumorsAsparagine synthetase expressionNovel subphenotypesClinical outcomesAmino acid uptakePoor survivalLower incidenceAnatomic locationHigh incidenceTherapeutic targetColon cancerCancer Genomic AtlasClinical importanceColon tumorsTumor progressionAberrant metabolismNormal tissuesPatientsSubphenotypesAcid uptake
2017
Environmental Influences in the Etiology of Colorectal Cancer: the Premise of Metabolomics
Rattray NJW, Charkoftaki G, Rattray Z, Hansen JE, Vasiliou V, Johnson CH. Environmental Influences in the Etiology of Colorectal Cancer: the Premise of Metabolomics. Current Pharmacology Reports 2017, 3: 114-125. PMID: 28642837, PMCID: PMC5475285, DOI: 10.1007/s40495-017-0088-z.Peer-Reviewed Original ResearchColorectal cancerRisk of CRCPurpose of ReviewInGerm-line mutationsCRC casesCRC developmentExcessive alcoholMultifaceted etiologyPersonalized therapeutic interventionsTherapeutic interventionsSummaryThis reviewDietary metabolitesEtiologyHost metabolismEnvironmental exposuresGenetic polymorphismsCancerExposure eventsPrevailing majorityExposureAlcohol metabolic pathwayMetabolomicsCurrent understandingMetabolic pathwaysMicrobiome