2000
Immunological Evidence that Non-carboxymethyllysine Advanced Glycation End-products Are Produced from Short Chain Sugars and Dicarbonyl Compounds in vivo
Takeuchi M, Makita Z, Bucala R, Suzuki T, Koike T, Kameda Y. Immunological Evidence that Non-carboxymethyllysine Advanced Glycation End-products Are Produced from Short Chain Sugars and Dicarbonyl Compounds in vivo. Molecular Medicine 2000, 6: 114-125. PMID: 10859028, PMCID: PMC1949938, DOI: 10.1007/bf03401779.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntibodiesCattleChromatography, AffinityCross ReactionsDiabetes Mellitus, Type 2Enzyme-Linked Immunosorbent AssayGlycation End Products, AdvancedGlyceraldehydeGlyoxalHumansImmunoblottingKidney Failure, ChronicLysineMaillard ReactionOxidation-ReductionPyruvaldehydeRabbitsRenal DialysisConceptsAGE antibodyCML-AGEDiabetic patientsAGE-bovine serum albuminShort Chain SugarsAdvanced glycation end productsAnti-AGE antibodyGlycation end productsAutoxidation of sugarsImmunization of rabbitsCML-BSADiabetic serumSerum albuminAdvanced glycationAGE contentSugar autoxidationRabbit serum albuminAGE modificationAntibodiesImmunological evidenceApparent molecular weightPatientsAge 3AgeImmunoblot analysis
1998
Identification of N2-(1-carboxymethyl)guanine (CMG) as a guanine advanced glycation end product
Al-Abed Y, Schleicher E, Voelter W, Liebich H, Papoulis A, Bucala R. Identification of N2-(1-carboxymethyl)guanine (CMG) as a guanine advanced glycation end product. Bioorganic & Medicinal Chemistry Letters 1998, 8: 2109-2110. PMID: 9873495, DOI: 10.1016/s0960-894x(98)00398-9.Peer-Reviewed Original Research
1997
Efficient Scavenging of Fatty Acid Oxidation Products by Aminoguanidine
Al-Abed Y, Bucala R. Efficient Scavenging of Fatty Acid Oxidation Products by Aminoguanidine. Chemical Research In Toxicology 1997, 10: 875-879. PMID: 9282836, DOI: 10.1021/tx970035l.Peer-Reviewed Original ResearchConceptsLow-density lipoprotein levelsAdvanced glycation end productsGlycation end productsMechanism of actionVascular wall componentsLipoprotein levelsLipoprotein metabolismOxidative stressPharmacological inhibitorsFatty acid oxidation productsHuman subjectsToxic effectsAminoguanidineOxidative damageNormal pathwayReactive aldehydesRecent studiesPotential interactionsDamaging effectsVivoTissue constituentsEnd productsAtherogenesisLipid oxidationMalondialdehyde
1996
Hydroxyalkenal Formation Induced by Advanced Glycosylation of Low Density Lipoprotein (∗)
Al-Abed Y, Bucala R, Liebich H, Voelter W. Hydroxyalkenal Formation Induced by Advanced Glycosylation of Low Density Lipoprotein (∗). Journal Of Biological Chemistry 1996, 271: 2892-2896. PMID: 8621676, DOI: 10.1074/jbc.271.6.2892.Peer-Reviewed Original ResearchConceptsChemical ionization mass spectroscopyGas chromatography-mass spectrometry analysisIonization mass spectroscopyChromatography-mass spectrometry analysisOxidation product 4Acid side chainsUnsaturated fatty acyl groupsTransition metalsFatty acid side chainsHead groupsMass spectroscopySide chainsProduct 4Chemical basisCovalent additionFatty acyl groupsFree radical generating systemOxidationRadical generating systemSpectrometry analysisAcyl groupsMajor compoundsTissue LDL receptorsHigh affinityOxidative modificationWhat is the effect of hyperglycemia on atherogenesis and can it be reversed by aminoguanidine?
Bucala R. What is the effect of hyperglycemia on atherogenesis and can it be reversed by aminoguanidine? Diabetes Research And Clinical Practice 1996, 30: s123-s130. PMID: 8964186, DOI: 10.1016/s0168-8227(96)80048-9.Peer-Reviewed Original ResearchConceptsDiabetic patientsLDL levelsEndothelium-derived relaxing factorsElevated LDL levelsEffects of hyperglycemiaLow-density lipoproteinRelaxing factorsVascular diseaseVascular pathologyVascular permeabilityNormal controlsClinical observationsAdvanced glycosylationLipoprotein depositionVascular wallELISA techniqueClearance mechanismsNitric oxideClearance kineticsPatientsELISA analysisLDLAgeAminoguanidineLipoprotein
1985
Nonenzymatic modification of lens crystallins by prednisolone induces sulfhydryl oxidation and aggregate formation: In vitro and in vivo studies
Bucala R, Manabe S, Urban R, Cerami A. Nonenzymatic modification of lens crystallins by prednisolone induces sulfhydryl oxidation and aggregate formation: In vitro and in vivo studies. Experimental Eye Research 1985, 41: 353-363. PMID: 4065253, DOI: 10.1016/s0014-4835(85)80026-9.Peer-Reviewed Original ResearchConceptsSteroid-induced cataractPossible pharmacological strategiesSteroid therapyLens crystallinsPharmacological strategiesLens opacitiesNonenzymatic modificationGlucocorticoid prednisoloneToxic manifestationsTherapeutic levelsPrednisoloneCataractogenic effectVivo studiesGlucocorticoidsCataractLens proteinsSulfhydryl oxidationGel filtration chromatographyPrevious studiesAddition of dithiothreitol