2025
Sex-specific effects of exogenous asparagine on colorectal tumor growth, 17β-estradiol levels, and aromatase
Aladelokun O, Benitez K, Wang Y, Jain A, Berardi D, Maroun G, Shen X, Roper J, Gibson J, Sumigray K, Khan S, Johnson C. Sex-specific effects of exogenous asparagine on colorectal tumor growth, 17β-estradiol levels, and aromatase. Pharmacological Research 2025, 107736. PMID: 40228761, DOI: 10.1016/j.phrs.2025.107736.Peer-Reviewed Original ResearchTumor-specific survivalColorectal cancerTumor growthR2G2 miceIncreased serum estradiol levelsSerum estradiol levelsSub-populations of macrophagesAssociated with cancer prognosisSuppressed tumor growthColorectal tumor growthExogenous asparagineColorectal cancer developmentColorectal cancer cellsNegative feed-back effectEstradiol levelsGlutamate levelsSex-related differencesSex-specific effectsMale miceCancer prognosisAsparagine supplementationCancer progressionMiceDecreased numberTumor
2024
OncoSexome: the landscape of sex-based differences in oncologic diseases
Shen X, Zhang Y, Li J, Zhou Y, Butensky S, Zhang Y, Cai Z, DeWan A, Khan S, Yan H, Johnson C, Zhu F. OncoSexome: the landscape of sex-based differences in oncologic diseases. Nucleic Acids Research 2024, 53: d1443-d1459. PMID: 39535034, PMCID: PMC11701605, DOI: 10.1093/nar/gkae1003.Peer-Reviewed Original ResearchAsparagine 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, 156: 52-68. PMID: 39039782, PMCID: PMC11537827, 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
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 casesEarly-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 ResearchIdentifying 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
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
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