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Barbara Tavazzi et al.
Clinical biochemistry, 38(11), 997-1008 (2005-09-06)
To set up a novel simple, sensitive, and reliable ion-pairing HPLC method for the synchronous separation of several purines, pyrimidines, N-acetylated amino acids, and dicarboxylic acids for the chemical diagnosis and screening of inborn errors of metabolism (IEM). The separation
Hanno C Erythropel et al.
Chemosphere, 91(3), 358-365 (2013-01-24)
Phthalate diesters such as di (2-ethylhexyl) phthalate (DEHP) are considered ubiquitous contaminants and are poorly biodegraded in the environment. Moreover, both the parent compound and stable metabolites such as mono (2-ethylhexyl) phthalate (MEHP) are linked to several negative impacts on
Jongin Lee et al.
Food chemistry, 189, 45-51 (2015-07-21)
The effects of chemical, physical, and cooking treatments on the reduction of aflatoxin B1 (AFB1), B2, G1, and G2 in soybean matrix were investigated. A HPLC-FLD with a Kobra cell system was used for the quantitative analysis of aflatoxins (AFs).
Liya Liang et al.
Bioresource technology, 143, 405-412 (2013-07-04)
In this study, repetitive production of succinic acid from lignocellulose hydrolysates by enhancement of ATP supply in metabolically engineered E. coli is reported. Escherichia coli BA305, a pflB, ldhA, ppc, and ptsG deletion strain overexpressing ATP-forming phosphoenolpyruvate (PEP) carboxykinase (PEPCK)
Arijeet K Gattu et al.
Endocrinology, 155(4), 1373-1385 (2014-01-25)
Pigment epithelium-derived factor (PEDF) is an antiinflammatory protein that circulates at high levels in the metabolic syndrome. Metabolic studies of PEDF knockout (KO) mice were conducted to investigate the relationship between PEDF, inflammatory markers, and metabolic homeostasis. Male PEDF KO
Efficient, metal-free production of succinic acid by oxidation of biomass-derived levulinic acid with hydrogen peroxide.
Dutta S, et al.
Green Chemistry, 17(4), 2335-2338 (2015)
I A Volchegorskiĭ et al.
Eksperimental'naia i klinicheskaia farmakologiia, 75(11), 22-27 (2013-01-18)
Short-term, prospective placebo-controlled simple blind randomized study of the effects of 3-oxypyridine and succinic acid derivatives (emoxipin, reamberin, mexidol) on the affective status of females with recrudescence of the inflammatory diseases of uterus and its appendages (IDUA) in comparison to
Ilka Siebels et al.
Biochimica et biophysica acta, 1827(10), 1156-1164 (2013-06-27)
The impact of complex II (succinate:ubiquinone oxidoreductase) on the mitochondrial production of reactive oxygen species (ROS) has been underestimated for a long time. However, recent studies with intact mitochondria revealed that complex II can be a significant source of ROS.
Kuo-Liang Su et al.
Bioorganic & medicinal chemistry, 17(15), 5414-5419 (2009-07-15)
Fumarate, a four-carbon trans dicarboxylic acid, is the allosteric activator of the human mitochondrial NAD(P)(+)-dependent malic enzyme (m-NAD(P)-ME). In this paper, we discuss the effects of the structural analogues of fumarate on human m-NAD(P)-ME. Succinate, a dicarboxylic acid with a
Carla J Aguiar et al.
Cell communication and signaling : CCS, 12, 78-78 (2014-12-30)
Succinate is an intermediate of the citric acid cycle as well as an extracellular circulating molecule, whose receptor, G protein-coupled receptor-91 (GPR91), was recently identified and characterized in several tissues, including heart. Because some pathological conditions such as ischemia increase
Hélène Pelicano et al.
Breast cancer research : BCR, 16(5), 434-434 (2014-09-12)
Triple-negative breast cancer (TNBC) is a subtype of highly malignant breast cancer with poor prognosis. TNBC is not amenable to endocrine therapy and often exhibit resistance to current chemotherapeutic agents, therefore, further understanding of the biological properties of these cancer
D G Borenstein et al.
Annals of the rheumatic diseases, 42(4), 362-367 (1983-08-01)
Volatile short-chain fatty acids (SCFA) in synovial fluid from 80 patients were quantified by gas-liquid chromatography (GLC). Characteristic patterns of volatile SCFA could not be associated with septic, nonseptic inflammatory, or noninflammatory groups. Mean concentrations of pentanoic and hexanoic acids
Takahiro Takayama et al.
Analytica chimica acta, 898, 73-84 (2015-11-04)
Chiral metabolites are found in a wide variety of living organisms and some of them are understood to be physiologically active compounds and biomarkers. However, the overall analysis of chiral metabolomics is quite difficult due to the high number of
K J Bär et al.
Neurobiology of aging, 24(2), 333-338 (2002-12-25)
Increasing evidence suggests an interaction of oxidative stress and the formation of advanced glycation end products (AGE) in the onset and progression of Alzheimer's disease. We studied levels of pentosidine and N(epsilon)-(carboxymethyl)-lysine (CML) in serum and cerebrospinal fluid (CSF) of
Pascal M W Groenen et al.
European journal of obstetrics, gynecology, and reproductive biology, 112(1), 16-23 (2003-12-23)
To quantify proton containing metabolites by in vitro 1H NMR spectroscopy of amniotic fluids from fetuses with spina bifida and controls. Fourteen amniotic fluids from spina bifida fetuses and 18 controls were obtained. Concentrations of carbohydrates, organic acids and amino
Sungyong Mun
Journal of chromatography. A, 1350, 72-82 (2014-06-03)
The performance of a three-zone simulated moving bed (SMB) chromatographic process for separation of succinic acid and lactic acid has been improved to a certain extent in previous researches by applying either a partial-feeding (PF) or a port-location rearrangement (PR)
Hayato Hikita et al.
Cancer prevention research (Philadelphia, Pa.), 8(8), 693-701 (2015-06-04)
Chronic hepatitis, including viral hepatitis and steatihepatitis, is a well-known high-risk condition for hepatocellular carcinoma. We previously reported that continuous hepatocyte apoptosis drives liver tumors in hepatocyte-specific Bcl-xL or Mcl-1 knockout mice. In this study, we further examine the underlying
James H Marden et al.
Evolution; international journal of organic evolution, 67(4), 1105-1115 (2013-04-05)
Oxygen conductance to the tissues determines aerobic metabolic performance in most eukaryotes but has cost/benefit tradeoffs. Here we examine in lowland populations of a butterfly a genetic polymorphism affecting oxygen conductance via the hypoxia-inducible factor (HIF) pathway, which senses intracellular
G Hoffmann et al.
Clinical chemistry, 35(4), 587-595 (1989-04-01)
This new method for qualitative and quantitative determination of organic acids, aldehydes, and ketones in biological samples is effective for use with urine, plasma, and amniotic fluid, and it requires no deproteinization. Isolation by batch-wise liquid partition chromatography on silicic
Hilal Taymaz-Nikerel et al.
Metabolic engineering, 16, 115-129 (2013-02-02)
The interactions between the intracellular metabolome, fluxome and growth rate of Escherichia coli after sudden glycolytic/gluconeogenic substrate shifts are studied based on pulses of different substrates to an aerobic glucose-limited steady-state (dilution rate=0.1h(-1)). After each added glycolytic (glucose) and gluconeogenic
Zhiyao He et al.
Journal of biomedical nanotechnology, 9(5), 833-844 (2013-06-28)
Folate receptor alpha (FRalpha) is overexpressed on ovarian cancer cells and is a promising molecular target for ovarian cancer gene therapy, but there was still no related report. In this study, folate modified cationic liposomes (F-PEG-CLPs) for ovarian cancer gene
Ajar Nath Yadav et al.
Scientific reports, 5, 12293-12293 (2015-07-29)
Archaea are unique microorganisms that are present in ecological niches of high temperature, pH and salinity. A total of 157 archaea were obtained from thirteen sediment, water and rhizospheric soil samples collected from Rann of Kutch, Gujarat, India. With an
Haiwei Chen et al.
Cell, 177(5), 1217-1231 (2019-04-23)
The intestinal microbiota produces tens of thousands of metabolites. Here, we used host sensing of small molecules by G-protein coupled receptors (GPCRs) as a lens to illuminate bioactive microbial metabolites that impact host physiology. We screened 144 human gut bacteria
Mickel L A Jansen et al.
Current opinion in biotechnology, 30, 190-197 (2014-08-15)
Fermentative production of succinic acid (SA) from renewable carbohydrate feed-stocks can have the economic and sustainability potential to replace petroleum-based production in the future, not only for existing markets, but also new larger volume markets. To accomplish this, extensive efforts
Synthesis and characterization of polyesters derived from glycerol, azelaic acid, and succinic acid.
Baharu MN, et al.
Green Chemistry Letters and Reviews, 8(1), 31-38 (2015)
Anna Walter et al.
Neurobiology of aging, 25(10), 1299-1303 (2004-10-07)
Experimental and clinical studies give evidence for breakdown of membrane phospholipids during neurodegeneration. In the present study, we measured the levels of glycerophosphocholine (GPCh), phosphocholine (PCh), and choline, that is, water-soluble metabolites of phosphatidylcholine (PtdCho), in human cerebrospinal fluid (CSF).
Qi-Chun Zhang et al.
Phytotherapy research : PTR, 28(5), 722-727 (2013-08-06)
Our previous investigation had confirmed the inhibition of platelet aggregation of a novel Corni fructus-derived formula composed of malic acid, succinic acid and citric acid with a ratio of 3:2:2. The present study was to further evaluate the anti-thrombotic effect
Takashi Abe et al.
Journal of neuroscience research, 70(3), 447-450 (2002-10-23)
To investigate the possible role of oxidative RNA damage in the pathogenesis of Alzheimer's disease (AD), the concentrations of the oxidative stress marker 8-hydroxyguanosine (8-OHG) were measured in the cerebrospinal fluid (CSF) and the serum of patients with AD and
Bo Liang et al.
Environmental toxicology and pharmacology, 35(2), 154-160 (2013-01-19)
In this study, the mitochondria from the livers of Siganus fuscessens were exposed to the Irgarol-1051with or without respiratory chain inhibitors using succinate or malate as the substrate, and the effects on mitochondrial ROS production were tested. The mitochondrial ROS
Nikolaos G Psihogios et al.
NMR in biomedicine, 21(3), 195-207 (2007-05-03)
NMR-based metabonomic analysis is a well-established approach to characterizing healthy and diseased states. The aim of this study was to investigate inter-individual variability in the metabolic urinary profile of a healthy Greek population, not subjected to strict dietary limitations, by
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