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 metastasis
1997
Detection of Prostate Cancer Relapse With Prostate Specific Antigen Monitoring at Levels of 0.001 to 0.1 micro g./l
Yu H, Diamandis E, Wong P, Nam R, Trachtenberg J. Detection of Prostate Cancer Relapse With Prostate Specific Antigen Monitoring at Levels of 0.001 to 0.1 micro g./l. Journal Of Urology 1997, 157: 913-918. PMID: 9072598, DOI: 10.1016/s0022-5347(01)65082-1.Peer-Reviewed Original ResearchConceptsProstate-specific antigenPositive surgical marginsPreoperative prostate-specific antigenSerum prostate-specific antigenSerial serum samplesBiochemical relapseSurgical marginsClinicopathological featuresRadical prostatectomyTumor volumeLogistic regression modelsPSA changeGreater preoperative prostate specific antigenPostoperative serum prostate-specific antigenHigher preoperative prostate-specific antigenPostoperative prostate-specific antigenUnconditional logistic regression modelsSerum samplesProstate-specific antigen monitoringSerum PSA changesSubset of patientsUnivariate logistic regression modelYear of surgeryLength of followupConventional prostate specific antigenDetection of Prostate Cancer Relapse With Prostate Specific Antigen Monitoring at Levels of 0.001 to 0.1 micro g./l
Yu H, Diamandis E, Wong P, Nam R, Trachtenberg J. Detection of Prostate Cancer Relapse With Prostate Specific Antigen Monitoring at Levels of 0.001 to 0.1 micro g./l. Journal Of Urology 1997, 157: 913-918.. DOI: 10.1097/00005392-199703000-00047.Peer-Reviewed Original ResearchProstate-specific antigenPositive surgical marginsPreoperative prostate-specific antigenSerum prostate-specific antigenSerial serum samplesBiochemical relapseMicro g.Clinicopathological featuresSurgical marginsRadical prostatectomyTumor volumeLogistic regression modelsPSA changeGreater preoperative prostate specific antigenPostoperative serum prostate-specific antigenHigher preoperative prostate-specific antigenPostoperative prostate-specific antigenUnconditional logistic regression modelsSerum samplesProstate-specific antigen monitoringSerum PSA changesUnivariate logistic regression modelYear of surgerySubset of patientsLength of followup
1996
Ultrasensitive detection of prostate-specific antigen by a time-resolved immunofluorometric assay and the Immulite immunochemiluminescent third-generation assay: potential applications in prostate and breast cancers.
Ferguson R, Yu H, Kalyvas M, Zammit S, Diamandis E. Ultrasensitive detection of prostate-specific antigen by a time-resolved immunofluorometric assay and the Immulite immunochemiluminescent third-generation assay: potential applications in prostate and breast cancers. Clinical Chemistry 1996, 42: 675-684. PMID: 8653891, DOI: 10.1093/clinchem/42.5.675.Peer-Reviewed Original ResearchConceptsTime-resolved immunofluorometric assayProstate-specific antigenL PSAPotential applicationsUltrasensitive time-resolved immunofluorometric assayUltrasensitive detectionPSA immunoreactivityImmunofluorometric assayWide dynamic rangeFree prostate-specific antigenPostradical prostatectomy patientsEstrogen receptor positivityUltrasensitive PSA assaysDynamic rangePSA changeReceptor positivityProstatectomy patientsProstate cancerBreast cancerPSA assaysHook effectLow analytical limitsSignificant associationMonoclonal antibodiesSerum samples
1995
Ultrasensitive assay of prostate-specific antigen used for early detection of prostate cancer relapse and estimation of tumor-doubling time after radical prostatectomy.
Yu H, Diamandis E, Prestigiacomo A, Stamey T. Ultrasensitive assay of prostate-specific antigen used for early detection of prostate cancer relapse and estimation of tumor-doubling time after radical prostatectomy. Clinical Chemistry 1995, 41: 430-434. PMID: 7533672, DOI: 10.1093/clinchem/41.3.430.Peer-Reviewed Original ResearchConceptsTumor-doubling timeProstate-specific antigenProstate cancer relapseRelapse-free periodRadical prostatectomyPSA assaysCancer relapseUltrasensitive prostate specific antigenProstate cancer patientsUltrasensitive assayExponential tumor growthPSA changeCancer patientsPatientsProstatectomyTumor growthEarly detectionRelapseAntigenAssaysBasis of criteriaDaysCystoprostatectomyPostsurgerySurgery