Colonic NeoplasmsColon, DescendingColon, SigmoidColon, AscendingColon, TransverseSymptom AssessmentDepressionHT29 CellsQuestionnairesDiverticulum, ColonSeverity of Illness IndexAzoxymethaneIntestinal MucosaColonic DiseasesTreatment OutcomeBehavioral SymptomsPsychiatric Status Rating ScalesTime FactorsProspective StudiesAdenocarcinomaFollow-Up StudiesRisk FactorsQuality of LifeAffective SymptomsColorectal NeoplasmsPrevalenceAnxietyColitis1,2-DimethylhydrazineDepressive DisorderColonoscopyCross-Sectional StudiesRetrospective StudiesCell Line, TumorColectomyStress Disorders, Post-TraumaticFatigueDimethylhydrazinesLongitudinal StudiesGastrointestinal MotilityRectumAdenomaAsthmaGastrointestinal DiseasesAge FactorsStress, PsychologicalPainCohort StudiesRespiration DisordersTumor Cells, CulturedSchizophreniaRectal NeoplasmsSigmoid NeoplasmsCoughLower Urinary Tract SymptomsSex FactorsCaco-2 CellsGastroesophageal RefluxCase-Control StudiesSchizophrenic PsychologyOccupational DiseasesPsychotic DisordersPrognosisChronic DiseaseCarcinogensIrritable Bowel SyndromeComorbidityCecumPsychometricsUrination DisordersRespiratory Tract DiseasesGene Expression Regulation, NeoplasticNeoplasmsColitis, UlcerativeDextran SulfatePsychophysiologic DisordersHeadacheRespiratory SoundsApoptosisImmunohistochemistryDisease ProgressionAntineoplastic AgentsRNA, MessengerPersonality InventoryProdromal SymptomsTomography, X-Ray ComputedMagnetic Resonance ImagingLogistic ModelsDose-Response Relationship, DrugPrecancerous ConditionsFecesHot FlashesUnited StatesPredictive Value of TestsDisease Models, AnimalAnalysis of VarianceMice, NudeReproducibility of ResultsDyspneaIncidence