Results 21 to 30 of about 16,994 (228)

Chemical insights, explicit chemistry, and yields of secondary organic aerosol from OH radical oxidation of methylglyoxal and glyoxal in the aqueous phase [PDF]

open access: yesAtmospheric Chemistry and Physics, 2013
Atmospherically abundant, volatile water-soluble organic compounds formed through gas-phase chemistry (e.g., glyoxal (C2), methylglyoxal (C3), and acetic acid) have great potential to form secondary organic aerosol (SOA) via aqueous chemistry in clouds ...
Y. B. Lim, Y. Tan, B. J. Turpin
doaj   +1 more source

Increased methylglyoxal formation with upregulation of renin angiotensin system in fructose fed Sprague Dawley rats. [PDF]

open access: yesPLoS ONE, 2013
The current epidemic of obesity and type 2 diabetes is attributed to a high carbohydrate diet, containing mainly high fructose corn syrup and sucrose. More than two thirds of diabetic patients have hypertension.
Indu Dhar   +3 more
doaj   +1 more source

Ferricytochrome (c) directly oxidizes aminoacetone to methylglyoxal, a catabolite accumulated in carbonyl stress. [PDF]

open access: yesPLoS ONE, 2013
Age-related diseases are associated with increased production of reactive oxygen and carbonyl species such as methylglyoxal. Aminoacetone, a putative threonine catabolite, is reportedly known to undergo metal-catalyzed oxidation to methylglyoxal, NH4 ...
Adriano Sartori   +8 more
doaj   +1 more source

Imidazopurinones are markers of physiological genomic damage linked to DNA instability and glyoxalase 1-associated tumour multidrug resistance [PDF]

open access: yes, 2010
Glyoxal and methylglyoxal are reactive dicarbonyl metabolites formed and metabolized in physiological systems. Increased exposure to these dicarbonyls is linked to mutagenesis and cytotoxicity and enhanced dicarbonyl metabolism by overexpression of ...
Rabbani, Naila   +7 more
core   +1 more source

Mechanisms leading to oligomers and SOA through aqueous photooxidation: insights from OH radical oxidation of acetic acid and methylglyoxal [PDF]

open access: yesAtmospheric Chemistry and Physics, 2012
Previous experiments have demonstrated that the aqueous OH radical oxidation of methylglyoxal produces low volatility products including pyruvate, oxalate and oligomers.
Y. Tan   +4 more
doaj   +1 more source

The critical role of methylglyoxal and glyoxalase 1 in diabetic nephropathy [PDF]

open access: yes, 2014
The discovery of increased formation of methylglyoxal (MG) by cell metabolism in high glucose concentration in vitro suggested possible relevance to diabetes and diabetes complications (1,2).
Rabbani, Naila, Thornalley, Paul J.
core   +1 more source

Arginine-directed glycation and decreased HDL plasma concentration and functionality [PDF]

open access: yes, 2014
Background/Objectives: Decreased plasma concentration of high-density lipoprotein cholesterol (HDL-C) is a risk factor linked to increased risk of cardiovascular disease (CVD). Decreased anti-atherogenic properties of HDL are also implicated in increased
Rabbani, Naila   +4 more
core   +1 more source

The role of the thiol group in protein modification with methylglyoxal [PDF]

open access: yesJournal of the Serbian Chemical Society, 2009
Methylglyoxal is a highly reactive α-oxoaldehyde with elevated production in hyperglycemia. It reacts with nucleophilic Lys and Arg side-chains and N-terminal amino groups causing protein modification. In the present study, the importance of the reaction
Aćimović Jelena M.   +2 more
doaj   +3 more sources

The methylglyoxal pathway is a sink for glutathione in Salmonella experiencing oxidative stress.

open access: yesPLoS Pathogens, 2023
Salmonella suffer the cytotoxicity of reactive oxygen species generated by the phagocyte NADPH oxidase in the innate host response. Periplasmic superoxide dismutases, catalases and hydroperoxidases detoxify superoxide and hydrogen peroxide (H2O2 ...
Sashi Kant   +2 more
doaj   +1 more source

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