1997
Evidence for the Presence of Regional Differences in the Subtype Specificity of Muscarinic Receptors in Rabbit Lower Urinary Tract
Mutoh S, Latifpour J, Saito M, Weiss R. Evidence for the Presence of Regional Differences in the Subtype Specificity of Muscarinic Receptors in Rabbit Lower Urinary Tract. Journal Of Urology 1997, 157: 717-721. PMID: 8996405, DOI: 10.1016/s0022-5347(01)65257-1.Peer-Reviewed Original ResearchConceptsCarbachol-induced contractile responsesBladder baseContractile responseBladder domeMuscarinic antagonistMuscarinic receptorsUrinary tractReceptor subtypesRabbit Lower Urinary TractSubtype-selective muscarinic antagonistsSubtype specificityContractile response curvesM2 receptor subtypeM3 receptor subtypeLower Urinary TractMuscarinic cholinergic receptorsMuscarinic cholinergic antagonistSelective muscarinic antagonistsConcentrations of carbacholTerms of efficacyCholinergic antagonistsCholinergic receptorsPA2 valuesAntagonist affinityUrethra
1995
Effect of Carbachol and Norepinephrine on Phosphatidyl Inositol Hydrolysis and Cyclic Amp Levels in Guinea Pig Urinary Tract
Wheeler M, Martin T, Weiss R. Effect of Carbachol and Norepinephrine on Phosphatidyl Inositol Hydrolysis and Cyclic Amp Levels in Guinea Pig Urinary Tract. Journal Of Urology 1995, 153: 2044-2049. PMID: 7752391, DOI: 10.1016/s0022-5347(01)67399-3.Peer-Reviewed Original ResearchConceptsPhosphatidyl inositol hydrolysisPI hydrolysisCyclic AMP levelsCAMP levelsBladder domeAMP levelsUrinary tract functionEffect of carbacholGuinea-pig ureterAgonist-induced changesBasal cAMP levelsUrinary tractMuscarinic cholinergicTract functionSecond messenger systemsCarbacholNorepinephrinePig ureterSustained increaseUreterUrethraSecond messenger levelsMessenger systemsForskolinTransitory increase
1992
Evidence for the presence of regional differences in the calcium antagonist receptors in lower urinary tract smooth muscle
Latifpour J, Yoshida M, Weiss R. Evidence for the presence of regional differences in the calcium antagonist receptors in lower urinary tract smooth muscle. Naunyn-Schmiedeberg's Archives Of Pharmacology 1992, 345: 679-687. PMID: 1386146, DOI: 10.1007/bf00164583.Peer-Reviewed Original Research
1991
Differential Regulation of Bladder β-Adrenergic and Muscarinic Cholinergic Receptors in Experimental Diabetes
Latifpour J, Nishimoto T, Marian M, Yoshida M, Weiss R. Differential Regulation of Bladder β-Adrenergic and Muscarinic Cholinergic Receptors in Experimental Diabetes. Diabetes 1991, 40: 1150-1156. PMID: 1657672, DOI: 10.2337/diab.40.9.1150.Peer-Reviewed Original ResearchConceptsBeta-adrenergic receptorsSucrose-fed ratsBladder domeDetrusor stripsDiabetic ratsHigher serum glucose levelsLower serum insulin levelsLarger contractile responsesMuscarinic receptor upregulationHigher urine outputCarbachol-induced contractionDiabetes-induced alterationsMuscarinic cholinergic receptorsSerum insulin levelsSTZ-induced diabetesSerum glucose levelsIsoproterenol-induced relaxationAge-matched controlsLower body weightSucrose-fed animalsBladder hypertrophyContractile responseDiabetic bladderUrine outputRelaxed KClDifferential regulation of bladder beta-adrenergic and muscarinic cholinergic receptors in experimental diabetes
Latifpour J, Nishimoto T, Marian M, Yoshida M, Weiss R. Differential regulation of bladder beta-adrenergic and muscarinic cholinergic receptors in experimental diabetes. Diabetes 1991, 40: 1150-1156. DOI: 10.2337/diabetes.40.9.1150.Peer-Reviewed Original Research
1989
Characterization of Autonomic Receptors in Neonatal Urinary Tract Smooth Muscle
Latifpour J, Morita T, O'Hollaren B, Kondo S, Weiss R. Characterization of Autonomic Receptors in Neonatal Urinary Tract Smooth Muscle. Neonatology 1989, 13: 1-10. PMID: 2570683, DOI: 10.1159/000457575.Peer-Reviewed Original ResearchMeSH KeywordsAdrenergic AgonistsAnimalsAnimals, NewbornCarbacholClonidineDihydroalprenololDose-Response Relationship, DrugIn Vitro TechniquesMuscle ContractionMuscle, SmoothPrazosinQuinuclidinyl BenzilateRabbitsReceptors, Adrenergic, alphaReceptors, Adrenergic, betaReceptors, MuscarinicUrinary TractYohimbineConceptsUrinary tract smooth muscleSmooth muscleAutonomic receptorsBeta-adrenergic receptor densityAlpha-1 adrenergic receptorsNeonatal urinary tractAlpha 2 receptorsAlpha 1 receptorsAlpha-adrenergic agonistsFunctional muscarinic receptorsRelaxant responsesBladder baseBladder domeMuscarinic receptorsUrinary tractReceptor densityAdult rabbitsAlpha 2ReceptorsMuscleAgonistsRank orderRabbitsHigher numberIsoproterenol