2000
p53 gene mutation, tumor p53 protein overexpression, and serum p53 autoantibody generation in patients with breast cancer
Angelopoulou K, Yu H, Bharaj B, Giai M, Diamandis E. p53 gene mutation, tumor p53 protein overexpression, and serum p53 autoantibody generation in patients with breast cancer. Clinical Biochemistry 2000, 33: 53-62. PMID: 10693987, DOI: 10.1016/s0009-9120(99)00084-3.Peer-Reviewed Original ResearchConceptsAntibody-positive patientsP53 gene mutationsP53 protein accumulationAntibody-negative patientsP53 antibodiesSeronegative patientsGene mutationsP53 accumulationBreast cancerProportion of patientsPrimary breast cancerFormer patient groupP53 protein overexpressionPatient groupAutoantibody generationProtein accumulationImmune responseSuch antibodiesDirect DNA sequencingCorresponding tumorsPatientsImmunofluorometric assayGene abnormalitiesCancerP53 gene
1999
Immunofluorometric assay of p53 protein versus sequencing of p53 exons 5 to 9 for the detection of p53 abnormalities in ovarian carcinoma.
Lianidou E, Levesque M, Katsaros D, Angelopoulou K, Yu H, Genta F, Arisio R, Massobrio M, Bharaj B, Diamandis E. Immunofluorometric assay of p53 protein versus sequencing of p53 exons 5 to 9 for the detection of p53 abnormalities in ovarian carcinoma. Anticancer Research 1999, 19: 749-56. PMID: 10216487.Peer-Reviewed Original ResearchConceptsP53 protein accumulationOvarian carcinomaP53 abnormalitiesP53 mutationsP53 proteinMissense point mutationsPrimary epithelial ovarian carcinomaEpithelial ovarian carcinomaGrade 3 lesionsCM-1 antibodyP53 protein overexpressionP53 exons 5Exon 5Unfavorable prognosisMutant p53 proteinP53 alterationsSerous histotypeClinical valueStage IIIDO-1Most malignanciesImmunofluorometric assayCarcinomaTumor tissueProtein accumulation
1998
Immunofluorometrically determined p53 accumulation as a prognostic indicator in italian breast cancer patients
Levesque M, Katsaros D, Yu H, Giai M, Genta F, Roagna R, Ponzone R, Massobrio M, Sismondi P, Diamandis E. Immunofluorometrically determined p53 accumulation as a prognostic indicator in italian breast cancer patients. International Journal Of Cancer 1998, 79: 147-152. PMID: 9583729, DOI: 10.1002/(sici)1097-0215(19980417)79:2<147::aid-ijc9>3.0.co;2-t.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAnalysis of VarianceAntibody SpecificityBreast NeoplasmsCarcinoma, Ductal, BreastCombined Modality TherapyDisease-Free SurvivalFemaleFluorescent Antibody TechniqueHumansLymphatic MetastasisMiddle AgedMultivariate AnalysisNeoplasm StagingPredictive Value of TestsPrognosisReceptors, EstrogenReceptors, ProgesteroneRecurrenceSensitivity and SpecificityTime FactorsTumor Suppressor Protein p53ConceptsP53 proteinItalian breast cancer patientsProgesterone receptor expression statusMultivariate Cox regression analysisP53-negative patientsP53-positive patientsReceptor expression statusDisease-free survivalLymph node statusSteroid hormone receptor analysisCox regression analysisBreast cancer patientsEstrogen receptor expressionHormone receptor analysisCM-1 antibodySensitive immunofluorometric assayBreast cancer prognosisP53 protein accumulationOverall survivalPatient ageIndependent predictorsHistologic typeNode statusPrognostic valueShort patients
1995
Mutant p53 protein overexpression is associated with poor outcome in patients with well or moderately differentiated ovarian carcinoma
Levesque M, Katsaros D, Yu H, Zola P, Sismondi P, Giardina G, Diamandis E. Mutant p53 protein overexpression is associated with poor outcome in patients with well or moderately differentiated ovarian carcinoma. Cancer 1995, 75: 1327-1338. PMID: 7882283, DOI: 10.1002/1097-0142(19950315)75:6<1327::aid-cncr2820750615>3.0.co;2-p.Peer-Reviewed Original ResearchConceptsEpithelial ovarian carcinomaOvarian carcinomaMutant p53 proteinResidual tumorHistologic gradeOvarian cancerP53 proteinCancer relapseMutant p53 protein overexpressionLonger disease-free survivalKaplan-Meier survival curvesPostsurgical residual tumorDisease-free survivalEarly-stage diseaseSubset of patientsLow histologic gradeMutant p53 protein accumulationAdvanced-stage cancerDifferent clinical stagesP53-negative tumorsP53-positive tumorsP53 protein overexpressionPoor patient outcomesAnti-p53 antibodiesP53 protein accumulation