2024
Growth characteristics of HCT116 xenografts lacking asparagine synthetase vary according to sex
Aladelokun O, Lu L, Zheng J, Yan H, Jain A, Gibson J, Khan S, Johnson C. Growth characteristics of HCT116 xenografts lacking asparagine synthetase vary according to sex. Human Genomics 2024, 18: 67. PMID: 38886847, PMCID: PMC11184737, DOI: 10.1186/s40246-024-00635-3.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAspartate-Ammonia LigaseCarbon-Nitrogen Ligases with Glutamine as Amide-N-DonorCell ProliferationColorectal NeoplasmsFemaleGene Expression Regulation, NeoplasticHCT116 CellsHeterograftsHumansMaleMiceReceptors, EstrogenReceptors, G-Protein-CoupledSex FactorsXenograft Model Antitumor AssaysConceptsFemale tumor-bearing miceFemale CRC patientsTumor-bearing miceCRC patientsTumor growthInferior survivalAssociated with inferior survivalMetabolic reprogrammingG protein-coupled estrogen receptorTriggering metabolic reprogrammingSustained tumor growthSuppressed tumor growthExpression of asparagine synthetaseCancer cell linesBackgroundSex-related differencesSurvival improvementImpact of sexFemale miceEstrogen receptorCancer growthTranslational relevanceRewiring of metabolic pathwaysCancer burdenMetabolic pathwaysAsparagine synthetase
2023
Discovery of decreased ferroptosis in male colorectal cancer patients with KRAS mutations
Yan H, Talty R, Jain A, Cai Y, Zheng J, Shen X, Muca E, Paty P, Bosenberg M, Khan S, Johnson C. Discovery of decreased ferroptosis in male colorectal cancer patients with KRAS mutations. Redox Biology 2023, 62: 102699. PMID: 37086630, PMCID: PMC10172914, DOI: 10.1016/j.redox.2023.102699.Peer-Reviewed Original ResearchConceptsKRAS mutant tumorsMale CRC patientsCRC patientsMale patientsKRAS mutationsMutant tumorsOverall survivalMale colorectal cancer patientsKRAS wild-type tumorsAberrant tumor metabolismColorectal cancer patientsCRC patient cohortsColorectal cancer casesFerroptosis-related genesWild-type tumorsNovel potential avenuesNormal colon tissuesPoor OSKRAS statusAdverse outcomesCRC cellsPatient cohortCancer patientsType tumorsCancer cases
2022
Bile 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-asparaginasePatientsAsparagine 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