1993
Response of rat heart and skeletal muscle protein in vivo to insulin and amino acid infusion
McNulty PH, Young LH, Barrett EJ. Response of rat heart and skeletal muscle protein in vivo to insulin and amino acid infusion. American Journal Of Physiology 1993, 264: e958-e965. PMID: 8333520, DOI: 10.1152/ajpendo.1993.264.6.e958.Peer-Reviewed Original ResearchConceptsAmino acid infusionMuscle protein synthesisContinuous infusionAcid infusionNet muscle protein synthesisSaline-treated ratsSkeletal muscle protein synthesisInfusion of insulinPlasma specific activitySkeletal muscle proteinsProtein synthesisAmino acid solutionMature ratsInfusionRat heartInsulinBolusTracer infusionHeart muscleSkeletal muscleTracer infusion methodRatsPhysiological concentrationsAmino acids
1990
In vivo measurement of myocardial protein turnover using an indicator dilution technique.
Revkin JH, Young LH, Stirewalt WS, Dahl DM, Gelfand RA, Zaret BL, Barrett EJ. In vivo measurement of myocardial protein turnover using an indicator dilution technique. Circulation Research 1990, 67: 902-912. PMID: 2208613, DOI: 10.1161/01.res.67.4.902.Peer-Reviewed Original Research
1987
An isotopic method for measurement of muscle protein synthesis and degradation in vivo
Barrett EJ, Revkin JH, Young LH, Zaret BL, Jacob R, Gelfand RA. An isotopic method for measurement of muscle protein synthesis and degradation in vivo. Biochemical Journal 1987, 245: 223-228. PMID: 3663148, PMCID: PMC1148103, DOI: 10.1042/bj2450223.Peer-Reviewed Original ResearchConceptsNet amino acid releaseFemoral venous plasmaTissue blood flowAmino acid releaseMuscle protein synthesisHindlimb flowTissue protein degradationSpecific radioactivityContinuous infusionUptake of leucineMuscle bedArterial circulationClinical studiesPlasma concentrationsDog hindlimbBlood flowProtein synthesisAcid releaseHindlimbProtein turnoverTissue proteinsPhenylalanine incorporationRemoval of tracerMuscle tissueDogsMyocardial amino acid transport by canine sarcolemma vesicles
Young LH, Zaret BL, Barrett EJ. Myocardial amino acid transport by canine sarcolemma vesicles. American Journal Of Physiology 1987, 252: h1070-h1076. PMID: 3035946, DOI: 10.1152/ajpheart.1987.252.6.h1070.Peer-Reviewed Original ResearchConceptsCanine ventricular myocardiumVentricular myocardiumSarcoplasmic reticulumSarcolemma vesiclesLeucine uptakeAmino acid uptakeL-leucineDependent alanine transport activityAmino acid transportX minStimulatory effectPmol xAcid uptakeMammalian heartSaturable functionMyocardiumAcid transportSarcolemmaLeucine transportAlanine transport activityAlanine fluxMembrane vesiclesDifferent membrane preparations