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 casesHepatopancreatobiliary malignancies: time to treatment matters
Kerekes D, Frey A, Bakkila B, Johnson C, Becher R, Billingsley K, Khan S. Hepatopancreatobiliary malignancies: time to treatment matters. Journal Of Gastrointestinal Oncology 2023, 0: 0-0. PMID: 37201090, PMCID: PMC10186552, DOI: 10.21037/jgo-22-1067.Peer-Reviewed Original ResearchTreatment initiationStage IHPB cancersStage I pancreatic cancerExtrahepatic bile duct cancerKaplan-Meier survival analysisHPB cancer patientsNational Cancer DatabaseRetrospective cohort studyBile duct cancerMedian treatment initiationHepatopancreatobiliary cancersMedian survivalCohort studyDuct cancerOverall survivalHispanic patientsEHBD cancerOncologic careBile ductCox regressionBlack raceCancer patientsDefinitive carePancreatic cancerIdentifying 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 response
2018
Regional Differences in Palliative Care Utilization Among Geriatric Colorectal Cancer Patients Needing Emergent Surgery
Heller DR, Jean RA, Chiu AS, Feder SI, Kurbatov V, Cha C, Khan SA. Regional Differences in Palliative Care Utilization Among Geriatric Colorectal Cancer Patients Needing Emergent Surgery. Journal Of Gastrointestinal Surgery 2018, 23: 153-162. PMID: 30328071, PMCID: PMC6751557, DOI: 10.1007/s11605-018-3929-0.Peer-Reviewed Original ResearchConceptsMultivariable logistic regressionPalliative careColorectal cancerPC consultationEmergent surgerySurgical patientsOstomy formationMethodsThe National Inpatient SampleLogistic regressionComplicated colorectal cancerPalliative care utilizationColorectal cancer patientsNational Inpatient SampleMeeting inclusion criteriaQuality of lifeChi-square testingCritical illnessElderly patientsHospital factorsMetastatic diseasePC patientsCare utilizationGeriatric patientsCancer patientsInpatient Sample420 - Regional Differences in the Utilization of Palliative Care in Geriatric Colorectal Cancer Patients Requiring Emergent Surgery
Heller D, Jean R, Chiu A, Feder S, Kurbatov V, Cha C, Khan S. 420 - Regional Differences in the Utilization of Palliative Care in Geriatric Colorectal Cancer Patients Requiring Emergent Surgery. Gastroenterology 2018, 154: s-1269. DOI: 10.1016/s0016-5085(18)34158-1.Peer-Reviewed Original Research
2017
Post-operative radiotherapy is associated with improved survival in esophageal cancer with positive surgical margins
Gao SJ, Park HS, Corso CD, Rutter CE, Khan SA, Johung KL. Post-operative radiotherapy is associated with improved survival in esophageal cancer with positive surgical margins. Journal Of Gastrointestinal Oncology 2017, 8: 953-961. PMID: 29299354, PMCID: PMC5750177, DOI: 10.21037/jgo.2017.08.12.Peer-Reviewed Original ResearchPost-operative radiotherapyClinical stage INational Cancer Data BaseEarly-stage esophageal cancerOverall survivalPositive surgical marginsPositive marginsUpfront esophagectomyEsophageal cancerStage IImproved survivalSurgical marginsMultivariable Cox regression analysisImproved overall survivalReceipt of chemotherapyCox regression analysisMultivariable logistic regressionEsophageal cancer patientsLog-rank testAdjuvant chemotherapyOS benefitPostoperative chemotherapyPN0 diseaseMultivariable analysisCancer patients