glyoxal

diformal ethandial ethane dial ethane-1,2-dial ethanedial ethanedione 1,2- ethanedione gelifundol glyoxal aldehyde glyoxylaldehyde oxalaldehyde oxaldehyde PubMed: Impact of the N-terminal amino acid on the formation of pyrazines from peptides in Maillard model systems. J-Stage: Cleavage of a-Dicarbonyl Compounds by Terpene Hydroperoxide PubMed: Automated and quantitative headspace in-tube extraction for the accurate determination of highly volatile compounds from wines and beers. PubMed: Thermal generation of 3-amino-4,5-dimethylfuran-2(5H)-one, the postulated precursor of sotolone, from amino acid model systems containing glyoxylic and pyruvic acids. PubMed: Formation of pyrazines in Maillard model systems of lysine-containing dipeptides. PubMed: Degradation of glucose: reinvestigation of reactive alpha-Dicarbonyl compounds. PubMed: alpha-Dicarbonyl compounds--key intermediates for the formation of carbohydrate-based melanoidins. PubMed: Formation of flavor components by the reaction of amino acid and carbonyl compounds in mild conditions. PubMed: Determination of Antioxidant Capacities, α-Dicarbonyls, and Phenolic Phytochemicals in Florida Varietal Honeys using HPLC-DAD-ESI-MS(n.) PubMed: Investigation of α-Dicarbonyl Compounds in Baby Foods by High-Performance Liquid Chromatography Coupled with Electrospray Ionization Mass Spectrometry. PubMed: Methylglyoxal is associated with bacteriostatic activity of high fructose agave syrups. PubMed: Structure- and Concentration-Specific Assessment of the Physiological Reactivity of α-Dicarbonyl Glucose Degradation Products in Peritoneal Dialysis Fluids. PubMed: Free α-dicarbonyl compounds in coffee, barley coffee and soy sauce and effects of in vitro digestion. PubMed: Model Studies on the Oxidation of Benzoyl Methionine in a Carbohydrate Degradation System. PubMed: Arginine-derived advanced glycation end products generated in peptide-glucose mixtures during boiling. PubMed: High-performance liquid chromatography determination of glyoxal, methylglyoxal, and diacetyl in urine using 4-methoxy-o-phenylenediamine as derivatizing reagent. PubMed: Modulation of GSH with exogenous agents leads to changes in glyoxalase 1 enzyme activity in VL-17A cells exposed to chronic alcohol plus high glucose. PubMed: Hydroxyl radical induced by lipid in Maillard reaction model system promotes diet-derived N(ε)-carboxymethyllysine formation. PubMed: Hazardous airborne carbonyls emissions in industrial workplaces in China. PubMed: Advanced glycation endproducts in food and their effects on health. PubMed: Formation of 4(5)-methylimidazole and its precursors, α-dicarbonyl compounds, in Maillard model systems. PubMed: Cytotoxicity of α-dicarbonyl compounds submitted to in vitro simulated digestion process. PubMed: Response surface methodology as optimization strategy for reduction of reactive carbonyl species in foods by means of phenolic chemistry. PubMed: Propolis induced antibacterial activity and other technical properties of cotton textiles. PubMed: DJR-1.2 of Caenorhabditis elegans is induced by DAF-16 in the dauer state. PubMed: Roasting-induced changes in arabinotriose, a model of coffee arabinogalactan side chains. PubMed: Effect of in vitro digestion on free α-dicarbonyl compounds in balsamic vinegars. PubMed: Analysis of sugar degradation products with α-dicarbonyl structure in carbonated soft drinks by UHPLC-DAD-MS/MS. PubMed: Determination of toxic α-dicarbonyl compounds, glyoxal, methylglyoxal, and diacetyl, released to the headspace of lipid commodities upon heat treatment. PubMed: Non-enzymatic glycation of melamine with sugars and sugar like compounds. PubMed: Double Schiff base adducts of 2,3-butanedione with glycine: formation of pyrazine rings with the participation of amino acid carbon atoms. PubMed: Small reactive carbonyl compounds as tissue lipid oxidation products; and the mechanisms of their formation thereby. PubMed: Influence of phenolic compounds on the mechanisms of pyrazinium radical generation in the Maillard reaction. PubMed: Flavour chemistry of methylglyoxal and glyoxal. PubMed: Impact of the N-terminal amino acid on the formation of pyrazines from peptides in Maillard model systems. PubMed: Survey of 1,2-dicarbonyl compounds in commercial honey of different floral origin. PubMed: Identification and quantification of six major α-dicarbonyl process contaminants in high-fructose corn syrup. PubMed: Effect of coffee filtrate, methylglyoxal, glyoxal, and caffeine on Salmonella typhimurium and S. enteritidis survival in ground chicken breasts. PubMed: Phlorotannins from brown algae (Fucus vesiculosus) inhibited the formation of advanced glycation endproducts by scavenging reactive carbonyls. PubMed: Antioxidant content and activity of the Indian fresh-water pearl mussel in the prevention of arthritis in an experimental animal model. PubMed: Chemical and physiological relevance of glucose degradation products in peritoneal dialysis. PubMed: Multistep ultrahigh performance liquid chromatography/tandem mass spectrometry analysis for untargeted quantification of glycating activity and identification of most relevant glycation products. PubMed: The potential of biodetoxification activity as a probiotic property of Lactobacillus reuteri. PubMed: Development of active polyvinyl alcohol/β-cyclodextrin composites to scavenge undesirable food components. PubMed: Chemical modifications of peptides and their impact on food properties. PubMed: Cranberry phytochemicals inhibit glycation of human hemoglobin and serum albumin by scavenging reactive carbonyls. PubMed: Microbial oxidases catalyzing conversion of glycolaldehyde into glyoxal. PubMed: Quantification of the six major α-dicarbonyl contaminants in peritoneal dialysis fluids by UHPLC/DAD/MSMS. PubMed: Taste modulating N-(1-methyl-4-oxoimidazolidin-2-ylidene) α-amino acids formed from creatinine and reducing carbohydrates. PubMed: Thermal generation of 3-amino-4,5-dimethylfuran-2(5H)-one, the postulated precursor of sotolone, from amino acid model systems containing glyoxylic and pyruvic acids. PubMed: Lipid glycation and protein glycation in diabetes and atherosclerosis. PubMed: 3-deoxygalactosone, a "new" 1,2-dicarbonyl compound in milk products. PubMed: Carbonyl compounds methylglyoxal and glyoxal affect interleukin-8 secretion in intestinal cells by superoxide anion generation and activation of MAPK p38. PubMed: Model studies on chemical and textural modifications in gelatin films by reaction with glyoxal and glycolaldehyde. PubMed: Formation of pyrazines in Maillard model systems of lysine-containing dipeptides. PubMed: Quantification of N2-carboxymethyl-2'-deoxyguanosine in calf thymus DNA and cultured human kidney epithelial cells by capillary high-performance liquid chromatography-tandem mass spectrometry coupled with stable isotope dilution method. PubMed: Glutathione reacts with glyoxal at the N-terminal. PubMed: Profiling of alpha-dicarbonyl content of commercial honeys from different botanical origins: identification of 3,4-dideoxyglucoson-3-ene (3,4-DGE) and related compounds. PubMed: Isotope labeling studies on the origin of 3,4-hexanedione and 1,2-butanedione in an alanine/glucose model system. PubMed: Degradation of glucose: reinvestigation of reactive alpha-Dicarbonyl compounds. PubMed: Food derived carbonyl compounds affect basal and stimulated secretion of interleukin-6 and -8 in Caco-2 cells. PubMed: Development and validation of an HPLC method to quantify 3,4-dideoxyglucosone-3-ene in peritoneal dialysis fluids. PubMed: Characterization of porcine plasma protein-based films as affected by pretreatment and cross-linking agents. PubMed: Chromium(III) ion selective electrode based on glyoxal bis(2-hydroxyanil). PubMed: Identification and monitoring of intermediates and products in the acrylamide pathway using online analysis. PubMed: Acrylamide and pyrazine formation in model systems containing asparagine. PubMed: Oral glycotoxins determine the effects of calorie restriction on oxidant stress, age-related diseases, and lifespan. PubMed: Methylglyoxal: its presence and potential scavengers. PubMed: Induction of heat shock proteins and the proteasome system by casein-N epsilon-(carboxymethyl)lysine and N epsilon-(carboxymethyl)lysine in Caco-2 cells. PubMed: alpha-Dicarbonyl compounds--key intermediates for the formation of carbohydrate-based melanoidins. PubMed: Methylglyoxal: its presence in beverages and potential scavengers. PubMed: Determination of N epsilon-(carboxymethyl)lysine in foods and related systems. PubMed: Rapid analysis of alpha-dicarbonyl compounds by laser desorption/ionization mass spectrometry using 9-(3,4-diaminophenyl)acridine (DAA) as a reactive matrix. PubMed: Identification and quantification of methylglyoxal as the dominant antibacterial constituent of Manuka (Leptospermum scoparium) honeys from New Zealand. PubMed: Isolation, identification, and quantification of roasted coffee antibacterial compounds. PubMed: Simultaneous determination of ketoacids and dicarbonyl compounds, key Maillard intermediates on the generation of aged wine aroma. PubMed: Isolation and determination of alpha-dicarbonyl compounds by RP-HPLC-DAD in green and roasted coffee. PubMed: Preventing cell death induced by carbonyl stress, oxidative stress or mitochondrial toxins with vitamin B anti-AGE agents. PubMed: Molecular action mechanism against apoptosis by aqueous extract from guava budding leaves elucidated with human umbilical vein endothelial cell (HUVEC) model. PubMed: Determination of glyoxal and methylglyoxal in environmental and biological matrices by stir bar sorptive extraction with in-situ derivatization. PubMed: Structure-reactivity relationships of flavan-3-ols on product generation in aqueous glucose/glycine model systems. PubMed: Reducing the formation of glucose degradation products in peritoneal dialysis solutions by ultrahigh temperature ohmic heating. PubMed: Copper-catalyzed ascorbate oxidation results in glyoxal/AGE formation and cytotoxicity. PubMed: Investigations on the promoting effect of ammonium hydrogencarbonate on the formation of acrylamide in model systems. PubMed: Chemical modification of wheat protein-based natural polymers: cross-linking effect on mechanical properties and phase structures. PubMed: Trapping reactions of reactive carbonyl species with tea polyphenols in simulated physiological conditions. PubMed: Epicatechin carbonyl-trapping reactions in aqueous maillard systems: Identification and structural elucidation. PubMed: Carbonyl emissions from commercial cooking sources in Hong Kong. PubMed: Development and characterization of films based on chemically cross-linked gliadins. PubMed: Inhibitory effect of some selected nutraceutic herbs on LDL glycation induced by glucose and glyoxal. PubMed: Binding residues and catalytic domain of soluble Saccharomyces cerevisiae processing alpha-glucosidase I. PubMed: Evaluation of advanced glycation end products and carbonyl compounds in patients with different conditions of oxidative stress. PubMed: Fate of the glucose degradation products 3-deoxyglucosone and glyoxal during peritoneal dialysis. PubMed: Formation of genotoxic dicarbonyl compounds in dietary oils upon oxidation. PubMed: Liver carcinogenesis and formation of 8-hydroxy-deoxyguanosine in C3H/HeN mice by oxidized dietary oils containing carcinogenic dicarbonyl compounds. PubMed: N-Terminal pyrazinones: a new class of peptide-bound advanced glycation end-products. PubMed: Maillard reaction and enzymatic browning affect the allergenicity of Pru av 1, the major allergen from cherry (Prunus avium). PubMed: Aqueous photolysis of niclosamide. PubMed: Aldehyde contamination of mineral water stored in PET bottles. PubMed: Glyoxal/glycolaldehyde: a redox system involved in malolactic fermentation of wine. PubMed: Chemical reactions in cottonseed protein cross-linking by formaldehyde, glutaraldehyde, and glyoxal for the formation of protein films with enhanced mechanical properties. PubMed: Amides are novel protein modifications formed by physiological sugars. PubMed: Identification and quantitative evaluation of the lysine-arginine crosslinks GODIC, MODIC, DODIC, and glucosepan in foods. PubMed: Isolation and characterization of glyoxal-arginine modifications. PubMed: Formation of flavor components by the reaction of amino acid and carbonyl compounds in mild conditions. PubMed: Role of carbonyl compounds in SO(2) binding phenomena in musts and wines from botrytized grapes. PubMed: Evidence for the involvement of N-methylthiourea, a ring cleavage metabolite, in the hepatotoxicity of methimazole in glutathione-depleted mice: structure-toxicity and metabolic studies. PubMed: Quantitative model studies on the formation of aroma-active aldehydes and acids by strecker-type reactions. PubMed: Current status of acrolein as a lipid peroxidation product. PubMed: Studies on radical intermediates in the early stage of the nonenzymatic browning reaction of carbohydrates and amino acids. PubMed: Molecular analysis of Salmonella hisG428 ochre revertants for rapid characterization of mutational specificity. PubMed: Analysis of the potential carcinogenicity of coffee and its related compounds in a medium-term liver bioassay of rats. PubMed: Inhibitory effect of 2"-O-glycosyl isovitexin and alpha-tocopherol on genotoxic glyoxal formation in a lipid peroxidation system. PubMed: Mechanism(s) involved in meat mutagen formation and inhibition. PubMed: Subchronic oral toxicity of glyoxal via drinking water in rats. PubMed: Spectrophotometric determination of copper in foods, feedingstuffs and plants: a comparison between the glyoxal bis(4-phenyl-3-thiosemicarbazone) and bathocuproine disulphonate methods. PubMed: Metabolism of 2-oxoaldehyde in mold. Purification and characterization of two methylglyoxal reductases from Aspergillus niger. PubMed: Comparative mutagenicity of nine brands of coffee to Salmonella typhimurium TA100, TA102, and TA104. PubMed: Desmutagenic effect of alpha-dicarbonyl and alpha-hydroxycarbonyl compounds against mutagenic heterocyclic amines. PubMed: Hydroxylation of guanine in nucleosides and DNA at the C-8 position by heated glucose and oxygen radical-forming agents. PubMed: Mutagens and carcinogens in foods. PubMed: Sulfite suppresses the mutagenic property of coffee. PubMed: Effect of malondialdehyde on nitrosamine formation. PubMed: Compounds new to essential orange oil from fruit treated with abscission chemicals. PubMed: Oxidative browning of Amadori compounds from amino acids and peptides.