1999
Prognostic value of plasma prostate specific antigen after megestrol acetate treatment in patients with metastatic breast carcinoma
Diamandis E, Helle S, Yu H, Melegos D, Lundgren S, Lonning P. Prognostic value of plasma prostate specific antigen after megestrol acetate treatment in patients with metastatic breast carcinoma. Cancer 1999, 85: 891-898. PMID: 10091767, DOI: 10.1002/(sici)1097-0142(19990215)85:4<891::aid-cncr17>3.0.co;2-k.Peer-Reviewed Original ResearchConceptsPlasma prostate-specific antigenProstate-specific antigenPlasma PSA levelsMetastatic breast carcinomaMegestrol acetatePSA levelsPSA increaseMA treatmentPrognostic valueBreast carcinomaSpecific antigenSecretion of PSAMegestrol acetate treatmentPlasma PSA concentrationProgestin megestrol acetateSensitive immunofluorometric procedureSerial plasma levelsSubset of patientsOverall patient survivalRisk of deathMA withdrawalAlternative regimensPSA changeBetter prognosisDistant metastasisExpression of prostate-specific antigen (PSA) correlates with poor response to tamoxifen therapy in recurrent breast cancer
Foekens J, Diamandis E, Yu H, Look M, Gelder M, Putten W, Klijn J. Expression of prostate-specific antigen (PSA) correlates with poor response to tamoxifen therapy in recurrent breast cancer. British Journal Of Cancer 1999, 79: 888-894. PMID: 10070886, PMCID: PMC2362687, DOI: 10.1038/sj.bjc.6690142.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntineoplastic Agents, HormonalBreast NeoplasmsCombined Modality TherapyDisease-Free SurvivalFemaleFollow-Up StudiesHumansLymphatic MetastasisMiddle AgedNeoplasm StagingPostmenopausePredictive Value of TestsPremenopauseProstate-Specific AntigenReceptors, EstrogenReceptors, ProgesteroneRetrospective StudiesSurvival AnalysisTamoxifenTime FactorsConceptsLevels of PSAProstate-specific antigenPrimary breast cancerRecurrent breast cancerBreast tumor cytosolsBreast cancerRecurrent diseaseEnzyme-linked immunosorbent assayTamoxifen therapyPoor responseTumor cytosolsAge/menopausal statusFirst-line tamoxifen therapyHormone receptor-negative tumorsSteroid hormone receptor statusDisease-free intervalSite of relapseCox multivariate analysisHormone receptor statusReceptor-negative tumorsClassical prognostic factorsPost-menopausal patientsRate of relapseBreast cancer patientsStart of treatment
1994
Induction of prostate specific antigen production by steroids and tamoxifen in breast cancer cell lines
Yu H, Diamandis E, Zarghami N, Grass L. Induction of prostate specific antigen production by steroids and tamoxifen in breast cancer cell lines. Breast Cancer Research And Treatment 1994, 32: 291-300. PMID: 7532467, DOI: 10.1007/bf00666006.Peer-Reviewed Original ResearchConceptsProstate-specific antigenProstate-specific antigen (PSA) productionSpecific antigen productionBreast cancer cell linesCell linesCell line TCancer cell linesPSA productionNew therapiesSpecific antigenBreast tumorsT-47DAntigen productionSuch stimulationMCF-7AndrogensPrevious reportsInductionGlucocorticosteroidsMineralocorticosteroidsData supportProgestinsPrognosisTamoxifenAntiestrogens