2001
K+-induced HSP-72 expression is mediated via rapid Ca2+ influx in renal epithelial cells
Eickelberg O, Geibel J, Seebach F, Giebisch G, Kashgarian M. K+-induced HSP-72 expression is mediated via rapid Ca2+ influx in renal epithelial cells. American Journal Of Physiology. Renal Physiology 2001, 281: f280-f287. PMID: 11457719, DOI: 10.1152/ajprenal.2001.281.2.f280.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCalciumCalcium Channel BlockersCell LineDiltiazemEgtazic AcidEnzyme InhibitorsEpithelial CellsGallic AcidGenes, ReporterHeat-Shock ProteinsHSP72 Heat-Shock ProteinsImmunoblottingKidney Tubules, ProximalMicroscopy, ConfocalPotassiumPromoter Regions, GeneticRecombinant Fusion ProteinsSodiumSwineThapsigarginUrotheliumConceptsHSP 72 expressionPromoter activityHSP 72Protein expressionProtective cellular responseLuciferase reporter geneHSP-25Heat shock protein expressionRenal epithelial cellsTranscriptional inductionShock protein expressionIonic stressReporter geneHSP-90 levelsHSC 73Cellular responsesChannel blocker diltiazemIntracellular lumenWestern blot analysisChelator EGTA-AMPathophysiological stimuliBlot analysisConfocal microscopyProtein levelsExtracellular space
1999
Differential regulation of NHE isoforms by sodium depletion in proximal and distal segments of rat colon
Ikuma M, Kashgarian M, Binder H, Rajendran V. Differential regulation of NHE isoforms by sodium depletion in proximal and distal segments of rat colon. American Journal Of Physiology 1999, 276: g539-g549. PMID: 9950829, DOI: 10.1152/ajpgi.1999.276.2.g539.Peer-Reviewed Original ResearchConceptsDietary sodium depletionSodium depletionDistal colonRat colonProtein expressionMRNA abundanceBlot analysisDose-dependent inhibitorApical membrane vesiclesElectroneutral NaCl absorptionWestern blot analysisDifferential regulationNormal ratsProximal colonHOE 694Multiple diverse effectsColonDistal segmentsNaCl absorptionNHE isoformsExchange activityExchanger isoformsNorthern blot analysisDifferential effectsPretranslational level
1997
Regulation of colonic H-K-ATPase in large intestine and kidney by dietary Na depletion and dietary K depletion
Sangan P, Rajendran V, Mann A, Kashgarian M, Binder H. Regulation of colonic H-K-ATPase in large intestine and kidney by dietary Na depletion and dietary K depletion. American Journal Of Physiology 1997, 272: c685-c696. PMID: 9124313, DOI: 10.1152/ajpcell.1997.272.2.c685.Peer-Reviewed Original ResearchConceptsDietary K depletionDistal colonNA depletionK-ATPase activityProximal colonLarge intestineRat distal colonActive K absorptionK-ATPaseRenal collecting ductsDietary NaK-ATPase expressionK-ATPase isoformsK depletionRat colonCollecting ductsOuter medullaColonProtein expressionProtein levelsKidneyPolyclonal antibodiesIntestineDuctMRNA
1993
Transport defects of rabbit medullary thick ascending limb cells in obstructive nephropathy.
Hwang S, Haas M, Harris H, Silva P, Yalla S, Sullivan M, Otuechere G, Kashgarian M, Zeidel M. Transport defects of rabbit medullary thick ascending limb cells in obstructive nephropathy. Journal Of Clinical Investigation 1993, 91: 21-28. PMID: 8380811, PMCID: PMC329990, DOI: 10.1172/jci116173.Peer-Reviewed Original ResearchConceptsMedullary thick ascending limbNa-K-ATPase activityNa-K-ATPaseBasolateral Na-K-ATPaseObstructed kidneysObstructive nephropathyUreteral obstructionLuminal NaRelease of obstructionThick ascending limbMajor sodium transportersUntreated kidneysTransport defectSpecific monoclonal antibodiesSodium transport defectsControl animalsAscending limbOuter medullaKidneyApical NaMarked reductionMonoclonal antibodiesMTAL cellsInhibitory effectObstruction
1990
Morphological and physiological responses to aldosterone: time course and sodium dependence
Wade J, Stanton B, Field M, Kashgarian M, Giebisch G. Morphological and physiological responses to aldosterone: time course and sodium dependence. American Journal Of Physiology 1990, 259: f88-f94. PMID: 2375395, DOI: 10.1152/ajprenal.1990.259.1.f88.Peer-Reviewed Original ResearchConceptsOsmotic minipumpsMale Sprague-Dawley ratsPrincipal cellsElevated aldosterone levelsSprague-Dawley ratsImplanted osmotic minipumpsTime courseBasolateral membraneAldosterone levelsIntravenous infusionAldosterone treatmentPhysiological elevationReplacement infusionsAldosteroneAcute exposureChronic exposureDetectable proliferationFurther elevationDays of exposureSodium dependenceBasolateral membrane areaMinipumpsInfusionSecretionExposure
1989
Aldosterone induction of electrogenic sodium transport in the apical membrane vesicles of rat distal colon*
Rajendran V, Kashgarian M, Binder H. Aldosterone induction of electrogenic sodium transport in the apical membrane vesicles of rat distal colon*. Journal Of Biological Chemistry 1989, 264: 18638-18644. PMID: 2553716, DOI: 10.1016/s0021-9258(18)51514-3.Peer-Reviewed Original ResearchConceptsDistal colonRat distal colonNa-H exchangeElectrogenic sodium transportSodium transportExperimental ratsMicroM amilorideAmiloride-sensitive electrogenic sodium transportNormal rat distal colonEffects of aldosteroneElectroneutral sodium absorptionSodium concentrationApical membrane vesiclesAnalogues of amilorideVoltage-clamp conditionsDietary sodiumNormal ratsAldosterone inductionSodium absorptionColonComparable inhibitionRatsAmilorideAldosteronePotent inhibitor
1980
Amplification of cell membrane surface in potassium adaptation.
Kashgarian M, Taylor C, Binder H, Hayslett J. Amplification of cell membrane surface in potassium adaptation. Laboratory Investigation 1980, 42: 581-8. PMID: 6248685.Peer-Reviewed Original Research
1978
Micropuncture study on the effects of lithium on proximal and distal tubule function in the rat kiney
Hecht B, Kashgarian M, Forrest J, Hayslett J. Micropuncture study on the effects of lithium on proximal and distal tubule function in the rat kiney. Pflügers Archiv - European Journal Of Physiology 1978, 377: 69-74. PMID: 569282, DOI: 10.1007/bf00584376.Peer-Reviewed Original ResearchConceptsFractional reabsorptionDistal tubule functionProximal fractional reabsorptionPlasma lithium concentrationReabsorption of bicarbonateMultiple nephron segmentsEnd-proximal tubuleEffects of lithiumLithium treatmentPotassium secretionAntidiuretic hormoneDistal tubulesMicropuncture studiesTubule functionProximal tubulesDistal convolutionExperimental animalsNephron segmentsReabsorptionDistal portionTubulesPrevious studiesRatsSodiumHormone
1976
Ion transport and structure of urinary bladder epithelium of Amphiuma
Mullen T, Kashgarian M, Biemesderfer D, Giebisch G, Biber T. Ion transport and structure of urinary bladder epithelium of Amphiuma. American Journal Of Physiology 1976, 231: 501-508. PMID: 961904, DOI: 10.1152/ajplegacy.1976.231.2.501.Peer-Reviewed Original Research
1974
Na-K-ATPase-mediated seasonal variation of sodium transport in Necturus kidney
Spector D, Hayslett J, Kashgarian M. Na-K-ATPase-mediated seasonal variation of sodium transport in Necturus kidney. American Journal Of Physiology 1974, 227: 873-877. PMID: 4279558, DOI: 10.1152/ajplegacy.1974.227.4.873.Peer-Reviewed Original ResearchEffect of luminal permeability on net transport across the amphibian proximal tubule
Stroup R, Weinman E, Hayslett J, Kashgarian M. Effect of luminal permeability on net transport across the amphibian proximal tubule. American Journal Of Physiology 1974, 226: 1110-1116. PMID: 4824863, DOI: 10.1152/ajplegacy.1974.226.5.1110.Peer-Reviewed Original Research
1973
The ultrastructure of the adrenal zona glomerulosa of rats on patassium-supplemented or sodium-depleted diets.
Domoto D, Boyd J, Mulrow P, Kashgarian M. The ultrastructure of the adrenal zona glomerulosa of rats on patassium-supplemented or sodium-depleted diets. American Journal Of Pathology 1973, 72: 433-46. PMID: 4728893, PMCID: PMC1904037.Peer-Reviewed Original ResearchConceptsSodium-deficient dietAldosterone productionPrincipal ultrastructural changesZona glomerulosa cellsAdrenal zona glomerulosaSodium-depleted animalsUltrastructural changesSodium-depleted dietGroups of animalsZona glomerulosaGlomerulosa cellsAdrenal cortexControl animalsMorphologic changesRatsSteroid synthesisMitochondrial changesDietAnimalsDaysInitial increaseGlomerulosaCortexCristaeIncreased tubular reabsorption of sodium in compensatory renal growth
Weinman E, Renquist K, Stroup R, Kashgarian M, Hayslett J. Increased tubular reabsorption of sodium in compensatory renal growth. American Journal Of Physiology 1973, 224: 565-571. PMID: 4691269, DOI: 10.1152/ajplegacy.1973.224.3.565.Peer-Reviewed Original Research
1971
Role of peritubular protein concentration in sodium reabsorption
Weinman E, Kashgarian M, Hayslett J. Role of peritubular protein concentration in sodium reabsorption. American Journal Of Physiology 1971, 221: 1521-1528. PMID: 5124298, DOI: 10.1152/ajplegacy.1971.221.5.1521.Peer-Reviewed Original ResearchAccelerated reabsorption in the proximal tubule produced by volume depletion
Weiner M, Weinman E, Kashgarian M, Hayslett J. Accelerated reabsorption in the proximal tubule produced by volume depletion. Journal Of Clinical Investigation 1971, 50: 1379-1385. PMID: 5090054, PMCID: PMC292075, DOI: 10.1172/jci106620.Peer-Reviewed Original ResearchConceptsProximal tubulesFiltration rateVolume depletionIntrinsic reabsorptive capacitySodium-free dietGlomerular filtration rateProximal fluid reabsorptionAdministration of furosemideReabsorption of fluidTechnique of micropunctureAldosterone secretionRenal responseSodium depletionDistal tubulesReabsorptive capacityBody weightChronic depletionFluid reabsorptionMarked fallExtracellular volumePlasma volumeClinical phenomenaReabsorptionTubulesPresent experiments
1970
Effects of Chloride Restriction and Depletion on Acid-Base Balance and Chloride Conservation in the Rat
Luke R, Warren Y, Kashgarian M, Levitin H. Effects of Chloride Restriction and Depletion on Acid-Base Balance and Chloride Conservation in the Rat. Clinical Science 1970, 38: 385-396. PMID: 5442558, DOI: 10.1042/cs0380385.Peer-Reviewed Original ResearchConceptsUrinary net acid excretionNet acid excretionAcid excretionPlasma bicarbonateProximal tubulesBicarbonate absorptionDietary chloride restrictionProximal tubular absorptionUrinary acid excretionEndogenous acid productionLow chloride dietDegree of elevationAcid-base balanceDietary sodiumPlasma chlorideSerum bicarbonateTubular absorptionPhosphate excretionRespiratory acidosisMicropuncture experimentsDepleted ratsHypochloraemiaRatsExcretionRates of sodiumRole of physical factors in the natriuresis induced by acetylcholine
Hayslett J, Domoto D, Kashgarian M, Epstein F. Role of physical factors in the natriuresis induced by acetylcholine. American Journal Of Physiology 1970, 218: 880-885. PMID: 5414049, DOI: 10.1152/ajplegacy.1970.218.3.880.Peer-Reviewed Original Research
1969
Mechanism of change in the excretion of sodium per nephron when renal mass is reduced
Hayslett J, Kashgarian M, Epstein F. Mechanism of change in the excretion of sodium per nephron when renal mass is reduced. Journal Of Clinical Investigation 1969, 48: 1002-1006. PMID: 5771184, PMCID: PMC322314, DOI: 10.1172/jci106056.Peer-Reviewed Original ResearchConceptsSodium excretionRenal tissueProximal tubular absorptionExcretion of sodiumHealthy nephronsPopulation of nephronsRenal insufficiencyRenal ablationRenal failureTubular absorptionRenal massesSodium balanceGlomerular filtrationDistal tubulesExcretionNephronOsmotic loadEarly adjustmentStepwise increaseMechanisms of changeTissueUninephrectomyHyperfiltrationInsufficiencyRatsPhysiologic studies in renal osteodystrophy treated by subtotal parathyroidectomy
Gill G, Pallotta J, Kashgarian M, Kessner D, Epstein F. Physiologic studies in renal osteodystrophy treated by subtotal parathyroidectomy. The American Journal Of Medicine 1969, 46: 930-940. PMID: 5797916, DOI: 10.1016/0002-9343(69)90095-3.Peer-Reviewed Original ResearchConceptsSubtotal parathyroidectomyParathyroid hormoneRenal osteodystrophyAbnormal renal handlingAdvanced renal insufficiencyOsteitis fibrosa cysticaRenal tubular reabsorptionRoentgenologic evidenceRenal insufficiencyFibrosa cysticaPreoperative levelsMetastatic calcificationUremic patientsTubular reabsorptionParathyroid tissueMedullary cystsRenal handlingPhysiologic studiesPatientsParathyroidectomyBone healingHormoneOsteodystrophyHypercalciuriaCystica
1968
Functional correlates of compensatory renal hypertrophy
Hayslett J, Kashgarian M, Epstein F. Functional correlates of compensatory renal hypertrophy. Journal Of Clinical Investigation 1968, 47: 774-782. PMID: 5641618, PMCID: PMC297228, DOI: 10.1172/jci105772.Peer-Reviewed Original Research