2018
Physical training reverses changes in hepatic mitochondrial diameter of Alloxan-induced diabetic rats
Kuga G, Gaspar R, Muñoz V, Nakandakari S, Breda L, Sandoval B, Caetano F, de Almeida Leme J, Pauli J, Gomes R. Physical training reverses changes in hepatic mitochondrial diameter of Alloxan-induced diabetic rats. Einstein (São Paulo) 2018, 16: eao4353. PMID: 30088548, PMCID: PMC6110382, DOI: 10.1590/s1679-45082018ao4353.Peer-Reviewed Original ResearchConceptsDiabetic ratsBody weightDiabetic groupSedentary diabeticDiabetic animalsPhysical trainingSedentary diabetic animalsPhysical training protocolMitochondrial diameterDiabetes mellitusAlloxan administrationBlood insulinExercise protocolSerum glucoseSedentary controlsWistar ratsHepatic metabolismReverses changesLiver glycogenHepatic glycogenDiabeticsRatsMeasurements of glycogenLiver samplesTraining protocol
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 study
1993
The Reversal Effect of Insulin on Diabetes-Induced Alterations In Beta Adrenergic and Muscarinic Receptors in Rat Prostate
Fukumoto Y, Yoshida M, Dokita S, Kamai T, Weiss R, Latifpour J. The Reversal Effect of Insulin on Diabetes-Induced Alterations In Beta Adrenergic and Muscarinic Receptors in Rat Prostate. Journal Of Urology 1993, 149: 1602-1606. PMID: 8388963, DOI: 10.1016/s0022-5347(17)36459-5.Peer-Reviewed Original ResearchConceptsMuscarinic cholinergic receptorsBeta adrenergicRat prostateCholinergic receptorsInsulin treatmentMuscarinic receptorsInsulin-treated diabetic animalsEarly insulin treatmentDiabetes-induced alterationsInduction of diabetesInsulin-treated diabeticsOnset of diabetesAdministration of streptozotocinDiabetes-induced downregulationDiabetic rat prostateGroups of ratsBeta-adrenergic agonistsHigh-affinity agonistDiabetic animalsMuscarinic agonistsAdrenergic agonistsAdrenergicProstateDiabetesAgonists
1989
Effects of experimental diabetes on biochemical and functional characteristics of bladder muscarinic receptors.
Latifpour J, Gousse A, Kondo S, Morita T, Weiss R. Effects of experimental diabetes on biochemical and functional characteristics of bladder muscarinic receptors. Journal Of Pharmacology And Experimental Therapeutics 1989, 248: 81-88. PMID: 2913290, DOI: 10.1016/s0022-3565(25)23682-5.Peer-Reviewed Original ResearchConceptsMuscarinic receptorsBladder domeDiabetic animalsMuscarinic agonistsExperimental diabetesRat bladder smooth muscleED50 valuesHigher serum glucose levelsBladder muscarinic receptorsLarger contractile responsesMuscarinic receptor propertiesAF-DX 116Serum insulin levelsSerum glucose levelsBladder smooth muscleM2 muscarinic receptorsAge-matched controlsLower body weightReceptor binding studiesBladder dysfunctionContractile responseCommon complicationDiabetes mellitusPeripheral neuropathyUrine output
1988
Effect of Chronic Diabetes on Myocardial Fuel Metabolism and Insulin Sensitivity
Barrett E, Schwartz R, Young L, Jacob R, Zaret B. Effect of Chronic Diabetes on Myocardial Fuel Metabolism and Insulin Sensitivity. Diabetes 1988, 37: 943-948. PMID: 3290011, DOI: 10.2337/diab.37.7.943.Peer-Reviewed Original ResearchConceptsArterial free fatty acidsFree fatty acidsMyocardial balanceInsulin clampBranched-chain amino acid concentrationsEuglycemic insulin clamp techniqueGlucose uptakeInsulin-induced hypoaminoacidemiaInsulin clamp techniqueInsulin-deficient diabetesPlasma glucose concentrationFuel substrate metabolismSignificant myocardial uptakeEffect of insulinMyocardial fuel metabolismSignificant glucose uptakePhysiologic hyperinsulinemiaBasal periodChronic diabetesDiabetic animalsInsulin sensitivityAcute effectsAdditional dogsAmino acid concentrationsMyocardial uptake
1985
Normal hepatic insulin receptor autophosphorylation in nonketotic diabetes mellitus
Amatruda J, Roncone A. Normal hepatic insulin receptor autophosphorylation in nonketotic diabetes mellitus. Biochemical And Biophysical Research Communications 1985, 129: 163-170. PMID: 3890853, DOI: 10.1016/0006-291x(85)91417-2.Peer-Reviewed Original ResearchConceptsHepatic insulin resistanceNonketotic diabetes mellitusInability of insulinDiabetes mellitusInsulin resistanceInsulin receptor autophosphorylationInsulin actionPutative mediatorsStreptozotocin-induced diabetes mellitusReceptor autophosphorylationDose-response relationshipInsulin receptor bindingAbility of insulinMembrane insulin receptorsDiabetic animalsInsulin treatmentInsulin dose-response relationshipInsulin bindingMellitusPlasma membrane insulin receptorsInsulinReceptor bindingInsulin receptor
1984
Hepatic insulin resistance in non-insulin-dependent diabetes mellitus and the effects of a sulfonylurea in potentiating insulin action.
Amatruda J, Salhanick A, Chang C. Hepatic insulin resistance in non-insulin-dependent diabetes mellitus and the effects of a sulfonylurea in potentiating insulin action. Diabetes Care 1984, 7 Suppl 1: 47-53. PMID: 6376029.Peer-Reviewed Original ResearchConceptsLiver particulate fractionInsulin resistanceDiabetes mellitusInsulin actionHepatic insulin responsivenessPrimary culturesDependent diabetes mellitusRelease of mediatorsSerum glucose levelsStreptozotocin-diabetic animalsHepatic insulin resistanceEffect of insulinAbility of insulinDiabetic animalsDiabetic stateSerum glucoseInsulin treatmentGlucose levelsVivo treatmentControl animalsHepatic lipogenesisParticulate fractionInsulin responsivenessMellitusInsulin binding
1983
Insulin resistance in the liver in fasting and diabetes mellitus: The failure of insulin to stimulate the release of a chemical modulator of pyruvate dehydrogenase
Amatruda J, Chang C. Insulin resistance in the liver in fasting and diabetes mellitus: The failure of insulin to stimulate the release of a chemical modulator of pyruvate dehydrogenase. Biochemical And Biophysical Research Communications 1983, 112: 35-41. PMID: 6340685, DOI: 10.1016/0006-291x(83)91793-x.Peer-Reviewed Original ResearchConceptsInsulin resistanceLiver particulate fractionDiabetes mellitusRelease of mediatorsFailure of insulinEffect of insulinAbility of insulinDiabetic animalsInsulin treatmentControl animalsParticulate fractionPyruvate dehydrogenase activityInsulinLiverMellitusFastingDehydrogenase activityAnimalsPyruvate dehydrogenasePotentiation of Insulin Action by a Sulfonylurea in Primary Cultures of Hepatocytes from Normal and Diabetic Rats
Salhanick A, Konowitz P, Amatruda J. Potentiation of Insulin Action by a Sulfonylurea in Primary Cultures of Hepatocytes from Normal and Diabetic Rats. Diabetes 1983, 32: 206-212. PMID: 6337899, DOI: 10.2337/diab.32.3.206.Peer-Reviewed Original ResearchConceptsDiabetic ratsInsulin actionInsulin responsivenessPrimary culturesStreptozotocin-diabetic ratsHepatic insulin resistanceDose-dependent increaseInsulin-dependent actionInsulin-stimulated ratesDependent diabetesDiabetic animalsInsulin resistanceNondiabetic animalsInsulin sensitivityAbsence of insulinInsulin secretionSignificant potentiationNormal ratsChronic exposureSpecific insulinRatsSerum-free mediumInsulinSulfonylurea tolazamideSulfonylureasThe regulation of lipid synthesis in primary cultures of hepatocytes from nonketotic streptozotocin diabetic rats
Amatruda J, Chang C. The regulation of lipid synthesis in primary cultures of hepatocytes from nonketotic streptozotocin diabetic rats. Metabolism 1983, 32: 224-229. PMID: 6402645, DOI: 10.1016/0026-0495(83)90186-5.Peer-Reviewed Original ResearchConceptsDiabetic ratsDiabetic animalsInsulin responsivenessChronic exposurePrimary culturesAcute effectsBasal lipogenesisStreptozotocin-diabetic ratsStreptozotocin-diabetic animalsLipid synthesisNormal control animalsPresence of insulinInsulin resistanceLipogenic responseInsulin administrationNormal ratsControl animalsNormal controlsNormal animalsRatsFasted ratsInsulinAcute responsivenessLipogenesisM insulin
1980
Insulin action and binding in isolated hepatocytes from fasted, streptozotocin-diabetic, and older, spontaneously obese rats
Cech J, Freeman R, F. J, Amatruda J. Insulin action and binding in isolated hepatocytes from fasted, streptozotocin-diabetic, and older, spontaneously obese rats. Biochemical Journal 1980, 188: 839-845. PMID: 7008780, PMCID: PMC1161968, DOI: 10.1042/bj1880839.Peer-Reviewed Original ResearchConceptsObese ratsInsulin-stimulated uptakeDose-response curveDiabetic animalsInsulin resistanceAminoisobutyrate uptakeDecreased maximal responseStreptozotocin-diabetic ratsBasal rateYoung control animalsYoung control ratsInsulin receptorControl cellsOld obese ratsConcentrations of insulinDose-response relationshipEnhanced basal rateMaximal insulin responsivenessHalf-maximal responseNumber of receptorsIsolated hepatocytesStreptozotocin-diabeticMore insulinControl ratsInsulin response
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