2006
Age‐related changes in the properties of α1‐adrenoceptors in the rat genitourinary tract
Yono M, Foster H, Yoshida M, Ueda S, Weiss R, Latifpour J. Age‐related changes in the properties of α1‐adrenoceptors in the rat genitourinary tract. The FASEB Journal 2006, 20: a254-a254. DOI: 10.1096/fasebj.20.4.a254-a.Peer-Reviewed Original ResearchLower urinary tract symptomsRat genitourinary tractBenign prostatic hyperplasiaΑ1-AR antagonistsAge-related changesMonth old ratsGenitourinary tractOld ratsBladder baseBladder domeDorsolateral prostateVentral prostateUrinary tract symptomsMaximum contractile responseLow testosterone levelsRadioligand receptor bindingSignificant age-dependent differencesReal-time RT-PCR techniqueAge-dependent differencesHigher body weightRT-PCR techniqueTract symptomsContractile responseOlder patientsSubtype mRNAs
2003
Age-related changes in gene expression of the endothelin receptor system in the rat genitourinary tract
Yono M, Takahashi W, Foster H, Pouresmail M, Weiss R, Latifpour J. Age-related changes in gene expression of the endothelin receptor system in the rat genitourinary tract. European Urology Open Science 2003, 2: 3. DOI: 10.1016/s1569-9056(03)90382-4.Peer-Reviewed Original ResearchChronic administration of doxazosin differentially alters gene expression of alpha-1 adrenoceptor subtypes in rat tissues
Yono M, Foster H, Shin D, Takahashi W, Pouresmail M, Weiss R, Latifpour J. Chronic administration of doxazosin differentially alters gene expression of alpha-1 adrenoceptor subtypes in rat tissues. European Urology Open Science 2003, 2: 4. DOI: 10.1016/s1569-9056(03)90383-6.Peer-Reviewed Original Research
2002
The effect of castration on endothelins, their receptors and endothelin converting enzyme in rat prostate
Takahashi W, Afiatpour P, Foster H, Ikeda K, Wada Y, Weiss RM, Latifpour J. The effect of castration on endothelins, their receptors and endothelin converting enzyme in rat prostate. Naunyn-Schmiedeberg's Archives Of Pharmacology 2002, 366: 166-176. PMID: 12122504, DOI: 10.1007/s00210-002-0575-5.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAspartic Acid EndopeptidasesAutoradiographyDiabetes Mellitus, ExperimentalDNA PrimersEndothelin-1Endothelin-3Endothelin-Converting EnzymesGene ExpressionMaleMetalloendopeptidasesMicroscopyOrchiectomyOrgan SizeProstateProtein BindingRadioligand AssayRatsRats, Sprague-DawleyReceptor, Endothelin AReceptor, Endothelin BReceptors, EndothelinReverse Transcriptase Polymerase Chain ReactionRNA, MessengerConceptsReceptor subtype mRNAsET receptor subtypesSerum testosterone levelsET receptorsRat prostateEffects of castrationReceptor subtypesSubtype mRNAsDorsolateral regionTestosterone levelsET-1Three-month-old SpraguePharmacological propertiesDiabetes-induced reductionET receptor systemET-3 mRNAETB receptor subtypesPost-operative dayReverse transcription-polymerase chain reactionVentral regionECE-1 mRNATranscription-polymerase chain reactionLight microscopy autoradiographyEnzyme-1 mRNAMultiplex reverse transcription-polymerase chain reaction
2000
Expression of endothelin receptor subtypes and their messenger RNAs in diabetic rat prostate: Effect of insulin treatment
Saito M, Wado Y, Ikeda K, Wang Z, Foster H, Smith S, Weiss R, Latifpour J. Expression of endothelin receptor subtypes and their messenger RNAs in diabetic rat prostate: Effect of insulin treatment. Molecular And Cellular Biochemistry 2000, 210: 1-11. PMID: 10976752, DOI: 10.1023/a:1007041909477.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAutoradiographyBlood GlucoseBody WeightDiabetes Mellitus, ExperimentalEndothelin Receptor AntagonistsEndothelin-1InsulinIodine RadioisotopesMaleOrgan SizeProstateProtein IsoformsRadioligand AssayRandom AllocationRatsRats, Sprague-DawleyReceptor, Endothelin AReceptor, Endothelin BReceptors, EndothelinReverse Transcriptase Polymerase Chain ReactionRNA, MessengerTestosteroneUp-RegulationConceptsInduction of diabetesET receptorsReverse transcription-polymerase chain reactionRat prostateInsulin treatmentDiabetic animalsReceptor subtypesDiabetes-induced upregulationET receptor densityEndothelin receptor subtypesET receptor subtypesSTZ-injected ratsSerum testosterone levelsRadioligand receptor bindingDiabetic rat prostateTranscription-polymerase chain reactionDiabetic ratsETB receptorsSmaller prostatesEndothelin receptorsProstatic stromaTestosterone levelsReceptor densityPharmacological profileAutoradiographic studyEXPERIMENTAL DIABETES-INDUCED REGRESSION OF THE RAT PROSTATE IS ASSOCIATED WITH AN INCREASED EXPRESSION OF TRANSFORMING GROWTH FACTOR-β
IKEDA K, WADA Y, FOSTER H, WANG Z, WEISS R, LATIFPOUR J. EXPERIMENTAL DIABETES-INDUCED REGRESSION OF THE RAT PROSTATE IS ASSOCIATED WITH AN INCREASED EXPRESSION OF TRANSFORMING GROWTH FACTOR-β. Journal Of Urology 2000, 164: 180-185. PMID: 10840456, DOI: 10.1016/s0022-5347(05)67491-5.Peer-Reviewed Original ResearchConceptsSerum testosterone levelsDiabetic rat prostateTestosterone levelsRat prostateProstatic weightProtein levelsStromal cellsAge-matched control ratsGrowth factorInsulin-treated diabeticsInduction of diabetesProstatic stromal cellsSemi-quantitative Western blottingTGF-beta expressionTGF-beta2 expressionTransforming Growth FactorAndrogen-dependent processesExperimental diabetesMultiplex RT-PCRControl ratsImmunohistochemical studyTGF-beta2TGF-beta1Prostate glandProstateEXPERIMENTAL DIABETES-INDUCED REGRESSION OF THE RAT PROSTATE IS ASSOCIATED WITH AN INCREASED EXPRESSION OF TRANSFORMING GROWTH FACTOR-β
IKEDA K, WADA Y, FOSTER H, WANG Z, WEISS R, LATIFPOUR J. EXPERIMENTAL DIABETES-INDUCED REGRESSION OF THE RAT PROSTATE IS ASSOCIATED WITH AN INCREASED EXPRESSION OF TRANSFORMING GROWTH FACTOR-β. Journal Of Urology 2000, 164: 180-185. DOI: 10.1097/00005392-200007000-00057.Peer-Reviewed Original ResearchSerum testosterone levelsDiabetic rat prostateTGF-β1TGF-β2Testosterone levelsRat prostateProstatic weightGrowth factorProtein levelsStromal cellsAge-matched control ratsInsulin-treated diabeticsProstatic stromal cellsSemi-quantitative Western blottingTGF-β2 expressionTransforming Growth FactorAndrogen-dependent processesExperimental diabetesMultiplex RT-PCRControl ratsImmunohistochemical studyProstate glandProstateIncreased expressionResults InductionExpression and localization of basic fibroblast growth factor in diabetic rat prostate
Wang Z, Ikeda K, Wada Y, Foster H, Weiss R, Latifpour J. Expression and localization of basic fibroblast growth factor in diabetic rat prostate. BJU International 2000, 85: 945-952. PMID: 10792180, DOI: 10.1046/j.1464-410x.2000.00597.x.Peer-Reviewed Original ResearchConceptsBenign prostatic hyperplasiaDiabetic ratsExpression of FGF2Testosterone levelsRat prostateLow serum testosterone levelsHuman benign prostatic hyperplasiaAge-matched control ratsWestern blottingSerum testosterone levelsPolymerase chain reaction studiesDiabetic rat prostateReverse transcriptase-polymerase chain reaction studiesGroups of ratsBasic fibroblast growth factorImmuno-histochemical studyFibroblast growth factor-2Fibroblast growth factorProstatic sectionsFGF-2 mRNAGrowth factor 2Smaller prostatesProstatic hyperplasiaProstatic sizeProstatic growthGene expression, localization, and pharmacological characterization of endothelin receptors in diabetic rat bladder dome
Saito M, Wada Y, Ikeda K, Wang Z, Smith S, Foster H, Nishi K, Weiss R, Latifpour J. Gene expression, localization, and pharmacological characterization of endothelin receptors in diabetic rat bladder dome. European Journal Of Pharmacology 2000, 387: 253-263. PMID: 10650170, DOI: 10.1016/s0014-2999(99)00753-0.Peer-Reviewed Original ResearchConceptsRat bladder domeEndothelin receptorsBladder domeInsulin treatmentReceptor subtypesFunctional endothelin receptorsMammalian urinary tractEndothelin receptor subtypesInduction of diabetesAge-matched controlsReceptor alterationsExperimental diabetesUrinary tractPharmacological characterizationPharmacological profileMuscular layerMRNA upregulationAutoradiographic studyTranscription-polymerase chain reaction dataReceptorsExpression levelsDiabetesTissue componentsSubtypesTreatment
1999
A RANDOMIZED DOUBLE-BLIND TRIAL OF ORAL L-ARGININE FOR TREATMENT OF INTERSTITIAL CYSTITIS
KORTING G, SMITH S, WHEELER M, WEISS R, FOSTER H. A RANDOMIZED DOUBLE-BLIND TRIAL OF ORAL L-ARGININE FOR TREATMENT OF INTERSTITIAL CYSTITIS. Journal Of Urology 1999, 161: 558-565. PMID: 9915448, DOI: 10.1016/s0022-5347(01)61950-5.Peer-Reviewed Original ResearchConceptsL-arginine groupOral L-arginineNitric oxide synthase activityInterstitial cystitis symptomsInterstitial cystitis patientsOxide synthase activityPlacebo groupInterstitial cystitisL-arginineCystitis symptomsCystitis patientsUrinary nitric oxide synthase activityRandomized double-blind trialDouble-blind trialFrequency of painL-arginine treatmentGreater global improvementNitric oxide synthaseUrine of patientsUrine of controlsPain intensityOxide synthaseSynthase activityGlobal improvementPatientsA RANDOMIZED DOUBLE-BLIND TRIAL OF ORAL L-ARGININE FOR TREATMENT OF INTERSTITIAL CYSTITIS
KORTING G, SMITH S, WHEELER M, WEISS R, FOSTER H. A RANDOMIZED DOUBLE-BLIND TRIAL OF ORAL L-ARGININE FOR TREATMENT OF INTERSTITIAL CYSTITIS. Journal Of Urology 1999, 161: 558-565.. DOI: 10.1097/00005392-199902000-00055.Peer-Reviewed Original ResearchL-arginine groupOral L-arginineNitric oxide synthase activityInterstitial cystitis symptomsInterstitial cystitis patientsOxide synthase activityPlacebo groupInterstitial cystitisL-arginineCystitis symptomsCystitis patientsUrinary nitric oxide synthase activityRandomized double-blind trialDouble-blind trialFrequency of painL-arginine treatmentGreater global improvementNitric oxide synthaseUrine of patientsUrine of controlsPain intensityOxide synthaseSynthase activityGlobal improvementPatients
1998
CHARACTERIZATION, LOCALIZATION AND DISTRIBUTION OF alpha1 ADRENOCEPTOR SUBTYPE IN MALE RABBIT URETHRA
NISHI K, LATIFPOUR J, SAITO M, FOSTER H, YOSHIDA M, WEISS R. CHARACTERIZATION, LOCALIZATION AND DISTRIBUTION OF alpha1 ADRENOCEPTOR SUBTYPE IN MALE RABBIT URETHRA. Journal Of Urology 1998, 160: 196-205. PMID: 9628650, DOI: 10.1016/s0022-5347(01)63090-8.Peer-Reviewed Original ResearchConceptsAlpha1 adrenoceptorsRabbit urethraMale rabbit urethraSelective alpha1-adrenoceptor antagonistAnti-alpha smooth muscle actinAlpha1-adrenoceptor antagonistRabbit urethral smooth muscleUrethral smooth muscleRadioligand receptor bindingSmooth muscle actinSmooth muscle fibersLight microscopic autoradiographySingle high-affinity binding siteAdrenoceptor antagonistBMY 7378Distal urethraWB 4101Immunohistochemical studyPharmacological characterizationSmooth musclePharmacological profileAdrenoceptorsUrethraMuscle actinHigh-affinity binding sitesCHARACTERIZATION, LOCALIZATION AND DISTRIBUTION OF alpha1 ADRENOCEPTOR SUBTYPE IN MALE RABBIT URETHRA
NISHI K, LATIFPOUR J, SAITO M, FOSTER H, YOSHIDA M, WEISS R. CHARACTERIZATION, LOCALIZATION AND DISTRIBUTION OF alpha1 ADRENOCEPTOR SUBTYPE IN MALE RABBIT URETHRA. Journal Of Urology 1998, 160: 196-205.. DOI: 10.1097/00005392-199807000-00084.Peer-Reviewed Original ResearchAlpha1 adrenoceptorsMale rabbit urethraRabbit urethraSelective alpha1-adrenoceptor antagonistAnti-alpha smooth muscle actinAlpha1-adrenoceptor antagonistRadioligand receptor bindingSmooth muscle actinLight microscopic autoradiographySingle high-affinity binding siteAdrenoceptor antagonistPharmacological profileAbstract PurposeMuscle actinHigh-affinity binding sitesUrethraSubtype specificityAdrenoceptorsAffinity binding sitesReceptor bindingActin antibodyMicroscopic autoradiographySaturation experimentsInhibition experimentsRank orderProperties of Alpha-1-Adrenergic Receptors in the Rat Prostate: Effect of Experimental Diabetes
Nishi K, Wada Y, Saito M, Foster H, Weiss R, Latifpour J. Properties of Alpha-1-Adrenergic Receptors in the Rat Prostate: Effect of Experimental Diabetes. Urologia Internationalis 1998, 61: 147-153. PMID: 9933834, DOI: 10.1159/000030311.Peer-Reviewed Original ResearchMeSH KeywordsAdrenergic alpha-AntagonistsAnalysis of VarianceAnimalsBinding SitesCulture TechniquesDiabetes Mellitus, ExperimentalDisease Models, AnimalDown-RegulationLinear ModelsMaleProstateRatsRats, Sprague-DawleyReceptors, Adrenergic, alphaReference ValuesSpleenStreptozocinSubmandibular GlandVas DeferensConceptsRat prostateAlpha-1 adrenergic receptorsInduction of diabetesSTZ-induced diabetesWeeks of streptozotocinDiabetic rat prostateSimilar pharmacological profileReceptor subtype specificityExperimental diabetesAlpha1A-subtypeRat submaxillary glandReceptor-binding experimentsRat vasPharmacological profileDiabetesProstateSubtype specificityPharmacological propertiesKi valuesSubmaxillary glandRat spleenPrazosinWB4101BMY7378Spiperone
1997
EFFECT OF LONG-TERM ORAL L-ARGININE ON THE NITRIC OXIDE SYNTHASE PATHWAY IN THE URINE FROM PATIENTS WITH INTERSTITIAL CYSTITIS
Wheeler M, Smith S, Saito N, Foster H, Weiss R. EFFECT OF LONG-TERM ORAL L-ARGININE ON THE NITRIC OXIDE SYNTHASE PATHWAY IN THE URINE FROM PATIENTS WITH INTERSTITIAL CYSTITIS. Journal Of Urology 1997, 158: 2045-2050. PMID: 9366309, DOI: 10.1016/s0022-5347(01)68150-3.Peer-Reviewed Original ResearchConceptsInterstitial cystitis patientsNitric oxide synthase activityOral L-arginineOxide synthase activityInterstitial cystitisCystitis patientsL-arginineIL-8Oral L-arginine treatmentLong-term oral administrationInducible nitric oxide synthase (iNOS) proteinNitric oxideNitric oxide synthase proteinCyclic guanosine monophosphate levelsNitric oxide synthase pathwayUrinary nitric oxideInterstitial cystitis symptomsL-arginine treatmentInterleukin-8 levelsCytokine IL-8Nitric oxide synthaseSmooth muscle relaxationUrine of patientsGuanosine monophosphate levelsOxide synthase pathwayImprovement in Interstitial Cystitis Symptom Scores During Treatment With Oral L-Arginine
Smith S, Wheeler M, Foster H, Weiss R. Improvement in Interstitial Cystitis Symptom Scores During Treatment With Oral L-Arginine. Journal Of Urology 1997, 158: 703-708. DOI: 10.1016/s0022-5347(01)64297-6.Peer-Reviewed Original ResearchConceptsOral L-arginineL-arginineInterstitial cystitisInterstitial Cystitis Symptom ScoreNitric oxide synthase activityLower abdominal painInterstitial cystitis symptomsL-arginine treatmentOxide synthase activityNitric oxide synthaseSelf-controlled studyAbdominal painUrethral painUrinary frequencyCystitis symptomsSymptom scoresMethodsTen patientsOxide synthaseRelated symptomsImmunological responseNitric oxidePatientsSymptomsSignificant decreaseCystitisImprovement in Interstitial Cystitis Symptom Scores During Treatment With Oral L-Arginine
Smith S, Wheeler M, Foster H, Weiss R. Improvement in Interstitial Cystitis Symptom Scores During Treatment With Oral L-Arginine. Journal Of Urology 1997, 158: 703-708.. PMID: 9258064, DOI: 10.1097/00005392-199709000-00005.Peer-Reviewed Original ResearchConceptsOral L-arginineL-arginineInterstitial cystitisUrinary nitric oxide synthase activityInterstitial Cystitis Symptom ScoreOral L-arginine treatmentNitric oxide synthase activityLower abdominal painInterstitial cystitis symptomsMethods Ten patientsL-arginine treatmentOxide synthase activityNitric oxide synthaseSelf-controlled studyAbdominal painTEN patientsUrethral painUrinary frequencyCystitis symptomsSymptom scoresOxide synthaseRelated symptomsImmunological responseNitric oxidePatients
1996
Effect of experimental diabetes on rat prostate endothelin receptors
Saito M, Nishi K, Foster H, Weiss R, Latifpour J. Effect of experimental diabetes on rat prostate endothelin receptors. European Journal Of Pharmacology 1996, 310: 197-200. PMID: 8884217, DOI: 10.1016/0014-2999(96)00422-0.Peer-Reviewed Original ResearchUrinary Nitric Oxide Synthase Activity and Cyclic GMP Levels are Decreased with Interstitial Cystitis and Increased with Urinary Tract Infections
Smith S, Wheeler M, Foster H, Weiss R. Urinary Nitric Oxide Synthase Activity and Cyclic GMP Levels are Decreased with Interstitial Cystitis and Increased with Urinary Tract Infections. Journal Of Urology 1996, 155: 1432-1435. PMID: 8632605, DOI: 10.1016/s0022-5347(01)66301-8.Peer-Reviewed Original ResearchConceptsUrinary tract infectionCyclic GMP levelsUrinary nitric oxide synthase activityNitric oxide synthase activityInterstitial cystitisOxide synthase activityFemale patientsNOS activityTract infectionsGMP levelsFemale controlsFemale urinary tract infectionCyclic GMP/Certain disease processesIC patientsImmunologic responseUrinary tractSynthase activityDisease processL-argininePatientsNitric oxideL-citrullineGuanylyl cyclaseCyclic GMPUrinary Nitric Oxide Synthase Activity and Cyclic GMP Levels are Decreased with Interstitial Cystitis and Increased with Urinary Tract Infections
Smith S, Wheeler M, Foster H, Weiss R. Urinary Nitric Oxide Synthase Activity and Cyclic GMP Levels are Decreased with Interstitial Cystitis and Increased with Urinary Tract Infections. Journal Of Urology 1996, 155: 1432-1435.. DOI: 10.1097/00005392-199604000-00098.Peer-Reviewed Original ResearchUrinary tract infectionCyclic GMP levelsUrinary nitric oxide synthase activityNitric oxide synthase activityInterstitial cystitisOxide synthase activityFemale patientsNOS activityFemale controlsTract infectionsGMP levelsResults Female patientsCyclic GMP/Certain disease processesIC patientsImmunologic responseUrinary tractSynthase activityAbstract PurposeDisease processL-argininePatientsNitric oxideL-citrullineGuanylyl cyclase