1984
Renal hydrolysis of absorbed protein: influence of load and lysosomal pH
Camargo MJ, Sumpio BE, Maack T. Renal hydrolysis of absorbed protein: influence of load and lysosomal pH. American Journal Of Physiology 1984, 247: f656-f664. PMID: 6093557, DOI: 10.1152/ajprenal.1984.247.4.f656.Peer-Reviewed Original ResearchConceptsNormal filtered loadEfflux of radioactivityRenal tubular cellsEffect of alkalinizationProtein absorption dropletsRenal catabolismNormal lysosomal functionLysosomotropic weak basesFiltered loadTubular cellsKidney 1Abnormal depositionRat kidneyKidneyAbsorption dropletsSaturable processIntracellular hydrolysisSaturable functionLysosomal functionPerfusateLysosomal pHLow uptake rateSephadex chromatographyReversible mannerHalf times
1982
Kinetics, competition, and selectivity of tubular absorption of proteins
Sumpio BE, Maack T. Kinetics, competition, and selectivity of tubular absorption of proteins. American Journal Of Physiology 1982, 243: f379-f392. PMID: 7124951, DOI: 10.1152/ajprenal.1982.243.4.f379.Peer-Reviewed Original ResearchConceptsBeta 2MTubular absorptionHuman growth hormoneLow perfusate calcium concentrationsPerfusate calcium concentrationMorphologic damageTubular epitheliumProximal tubulesGrowth hormoneRat kidneyCationic proteinCalcium concentrationSaturable processSaturating loadSelective effectLuminal wallLow apparent affinityTubulesImportant determinantReversible mannerApparent affinityMicrovilliProteinKidney