Plasma free amino acid profiles and nutrition proteins in chronic renal failure; effect of dialysis treatment.

abstract：:The sulfur-containing excitatory amino acid (EAA) L-cysteine sulfinic acid (CSA), a neurotransmitter candidate, is endogenously synthesized from L-cysteine (Cys). Exogenous Cys administration into the brain produces cardiovascular effects; these effects likely occur via synaptic stimulation of central nervous system (...

journal_title：Amino acids

authors： Takemoto Y

更新日期：2014-07-01 00:00:00

abstract：:One pathogenic mechanism of ethanol-induced liver injury is the excessive production of reactive oxygen species (ROS), which may result in alcoholic liver disease (ALD) characterized by cell death due to necrosis and apoptosis. Taurine was proved to protect against liver damage. However, whether taurine attenuates eth...

journal_title：Amino acids

authors： Wu G,Yang J,Lv H,Jing W,Zhou J,Feng Y,Lin S,Yang Q,Hu J

更新日期：2018-07-01 00:00:00

abstract：:Taurine and glutamate were monitored by microdialysis technique during various cerebral insults: a. Application of K+ triggered a cortical spreading depression (CSD). Taurine and glutamate increased concomitantly but recovery of glutamate was faster than that of taurine. b. Application of NMDA induced also CSD but onl...

journal_title：Amino acids

authors： Scheller D,Szathmary S,Kolb J,Tegtmeier F

更新日期：2000-01-01 00:00:00

abstract：:This study aimed to investigate the ability of curcumin to convert asparagine into acrylamide during heating at different temperatures. Binary and ternary model systems of asparagine-curcumin and asparagine-curcumin-fructose were used to determine the role of curcumin on acrylamide formation in competitive and uncompe...

journal_title：Amino acids

authors： Hamzalıoğlu A,Mogol BA,Lumaga RB,Fogliano V,Gökmen V

更新日期：2013-06-01 00:00:00

abstract：:3-Hydroxyaspartic acid and its derivatives are found both in the free form and as peptide constituents in various microorganisms and fungi. Considering the biological importance of this amino acid and its potential utility as a multifunctional building block in organic syntheses, we have developed a short-step, asymme...

journal_title：Amino acids

authors： Khalaf JK,Datta A

更新日期：2008-08-01 00:00:00

abstract：:Minerals more readily adsorb amino acids with charged R groups than uncharged R groups, so that the incorporation of amino acids with charged R groups into peptides would be more frequent than for amino acids with uncharged R groups. However, 74% of the amino acids in the proteins of modern organisms contain uncharged...

journal_title：Amino acids

authors： Zaia DA

更新日期：2004-08-01 00:00:00

abstract：:D: -Amino acid oxidase (DAAO) in mammal kidney regulates the renal reactive oxygen species (ROS) levels directly and plays a leading role in the development of ROS-mediated renal pathologic damages based on its crucial role in the oxidative deamination of D: -amino acids and the consequent generation of H(2)O(2). Quan...

journal_title：Amino acids

authors： Zhang H,Qi L,Lin Y,Mao L,Chen Y

更新日期：2012-01-01 00:00:00

abstract：:Metformin, the drug of first choice in type 2 diabetes mellitus (T2DM), reduces cardiovascular (CV) morbidity and mortality in part independently of improved glycemic control and changes in traditional risk factors. However, there are discordant reports on the effects of metformin on endothelial function in T2DM. Our ...

journal_title：Amino acids

authors： Kruszelnicka O,Chyrchel B,Golay A,Surdacki A

更新日期：2015-09-01 00:00:00

abstract：:The objective of this study was to determine the dose as well as duration of exposure-dependent effects of L-alanyl-L-glutamine, arginine or taurine on polymorphonuclear neutrophil (PMN) free alpha-keto acid profiles and, in a parallel study, on PMN immune functions. Exogenous L-alanyl-L-glutamine significantly increa...

journal_title：Amino acids

authors： Mühling J,Nickolaus KA,Halabi M,Fuchs M,Krüll M,Engel J,Wolff M,Matejec R,Langefeld TW,Welters ID,Menges T,Dehne MG,Sablotzki A,Hempelmann G

更新日期：2005-11-01 00:00:00

abstract：:Cell-penetrating peptides, a group of short peptides, can traverse cell membranes to enter cells and thus facilitate the uptake of various molecular cargoes. Thus, they have the potential to become powerful drug delivery systems. The correct identification of peptides as cell-penetrating or non-cell-penetrating would ...

journal_title：Amino acids

authors： Chen L,Chu C,Huang T,Kong X,Cai YD

更新日期：2015-07-01 00:00:00

abstract：:Taurine depletion leads to impaired mitochondrial function, as characterized by reduced ATP production and elevated superoxide generation. These defects can fundamentally alter cardiomyocyte function and if left unchanged can result in cell death. To protect against these stresses, cardiomyocytes possess quality contr...

journal_title：Amino acids

authors： Jong CJ,Ito T,Schaffer SW

更新日期：2015-12-01 00:00:00

abstract：:Taurine is a β-amino acid found in high concentrations in excitable tissues, including the heart. A significant reduction in myocardial taurine content leads to the development of a unique dilated, atrophic cardiomyopathy. One of the major functions of taurine in the heart is the regulation of the respiratory chain. H...

journal_title：Amino acids

authors： Schaffer SW,Shimada-Takaura K,Jong CJ,Ito T,Takahashi K

更新日期：2016-02-01 00:00:00

abstract：:Oxidative stress, an excess of reactive oxygen species (ROS), may lead to oxidative post-translational modifications of proteins resulting in the cleavage of the peptide backbone, known as α-amidation, and formation of fragments such as peptide amides and α-ketoacyl peptides (α-KaP). In this study, we first compared d...

journal_title：Amino acids

authors： Sajapin J,Hellwig M

更新日期：2020-10-01 00:00:00

abstract：:Contemporary theoretical models used in describing electrostatic properties of amino acids in polypeptides rely usually on atomic point charges. Recently noted defects of such models in reproducing protein folding originate from the inadequate representation of the electrostatic term, in particular inability of atomic...

journal_title：Amino acids

authors： Sokalski W

更新日期：1994-02-01 00:00:00

abstract：:An aromatic chiral diacid monomer, 5-[4-(2-phthalimidiylpropanoylamino)-benzoylamino]isophthalic acid was synthesized in five steps under conventional heating in high yield and purity. A series of soluble, thermally stable and optically active polyamides (PA)s containing pendent groups made of phthalimide, flexible L:...

journal_title：Amino acids

authors： Mallakpour S,Rafiee Z

更新日期：2009-10-01 00:00:00

abstract：:In 3T3 cells temperatures higher than physiological stimulated amino acid transport activity in a dose-dependent manner up to 44 degrees C. However, the temperature increase did not induce widespread transport increase of all other nutrients tested. The activities of both amino acid transport systems A and ASC were en...

journal_title：Amino acids

authors： Petronini PG,Caccamo AE,Alfieri RR,Bonelli MA,Borghetti AF

更新日期：2001-01-01 00:00:00

abstract：:The tailor made amino acid β-N-methyl-amino-L-alanine (BMAA) is a neurotoxin produced by cyanobacteria. It has been associated with certain forms of progressive neurodegenerative disease, including sporadic Amyotrophic Lateral Sclerosis and Alzheimer's disease. Some different reports of BMAA in cyanobacterial blooms f...

journal_title：Amino acids

authors： Cervantes Cianca RC,Baptista MS,Lopes VR,Vasconcelos VM

更新日期：2012-06-01 00:00:00

abstract：:We studied in vivo production of taurine, hypotaurine and sulfate following subcutaneous administration of L-cysteinesulfinate (CSA) to rats and mice. When 5.0 mmol/kg of body weight of CSA was injected to rats, increased urinary excretions of taurine, hypotaurine and sulfate in 24 h urine were 617, 52 and 1,767 micro...

journal_title：Amino acids

authors： Nakamura H,Yatsuki J,Ubuka T

更新日期：2006-07-01 00:00:00

abstract：:High-protein diets have been shown to alleviate detrimental effects of high-fat diets and this effect can be partially mimicked by dietary L-leucine supplementation. Here, we aimed to elucidate the early mechanisms and the specificity of leucine effects. We performed a 1-week trial with male C57BL/6 mice fed ad libitu...

journal_title：Amino acids

authors： Freudenberg A,Petzke KJ,Klaus S

更新日期：2013-02-01 00:00:00

abstract：:Protein-DNA interaction plays an important role in many biological processes. The classical methods and the novel technologies advanced have been developed for the interaction of protein-DNA. Recent developments of these methods and research achievements have been reviewed in this paper. ...

journal_title：Amino acids

authors： Cai YH,Huang H

更新日期：2012-09-01 00:00:00

abstract：:The ventral pallidum is part of the corticoaccumbo-thalamocortical loop of the basal ganglia. In the past the function of this structure was discussed as a pure relay station in the process of limbic-motor integration. Some recent studies, however, underline that on the level of the ventral pallidum motor behavior can...

journal_title：Amino acids

authors： Kretschmer BD

更新日期：2000-01-01 00:00:00

abstract：:An immunocytochemical investigation of the expression of alpha(1), alpha(6), beta(2/3), gamma(2) and delta subunits was performed on rat cerebellum granule cells in culture by the two photon microscopy technique. The first four subunits appear to be expressed abundantly in these cells, whereas the delta one seems to b...

journal_title：Amino acids

authors： Merlo F,Balduzzi R,Cupello A,Robello M

更新日期：2004-02-01 00:00:00

abstract：:Several descriptors of protein structure at the sequence and residue levels have been recently proposed. They are widely adopted in the analysis and prediction of structural and functional characteristics of proteins. Numerous in silico methods have been developed for sequence-based prediction of these descriptors. Ho...

journal_title：Amino acids

authors： Chen K,Stach W,Homaeian L,Kurgan L

更新日期：2011-03-01 00:00:00

abstract：:The epidermal growth factor receptor (EGFR) represents an important molecular target for both radiotracer-based diagnostic imaging and radionuclide therapy of various cancer entities. For the delivery of radionuclides to the tumor, peptides hold great potential as a transport vehicle. With respect to EGFR, the peptide...

journal_title：Amino acids

authors： Striese F,Sihver W,Gao F,Bergmann R,Walther M,Pietzsch J,Steinbach J,Pietzsch HJ

更新日期：2018-10-01 00:00:00

abstract：:Among the available protocols, chemically driven approaches to oxidize cysteine may not be required for molecules that, under the native-like conditions, naturally fold in conformations ensuring an effective pairing of the right disulfide bridge pattern. In this contest, we successfully prepared the distinctin, a natu...

journal_title：Amino acids

authors： Calce E,Vitale RM,Scaloni A,Amodeo P,De Luca S

更新日期：2015-08-01 00:00:00

abstract：:The nucleotide (ATP-ADP)/nucleoside (adenosine) ratio in the circulation can modulate the processes of vasoconstriction, vasodilatation and platelet aggregation. The main objective of the present study with rat blood serum was to evaluate the possibility of changes in nucleotide hydrolysis by phenylalanine (Phe) and p...

journal_title：Amino acids

authors： Rücker B,Oses JP,Kirst IB,Berti SL,Bonan CD,Battastini AM,Sarkis JJ

更新日期：2003-06-01 00:00:00

abstract：:The purpose of the present study was to investigate the relationship between plasma carnitine concentration and body composition variation in relation to muscular and fat masses since there is no experimentally proved correlation between plasma carnitine and body masses. We used bioelectric impedance analysis (BIA), t...

journal_title：Amino acids

authors： Gatti R,De Palo CB,Spinella P,De Palo EF

更新日期：1998-01-01 00:00:00

abstract：:We performed sensory evaluations on 141 bottles of sake and analyzed the relationship between the D-amino acid concentrations, and the taste of the sake using principal component analysis, which yielded seven principal components (PC1-7) that explained 100 % of the total variance in the data. PC1, which explains 33.6 ...

journal_title：Amino acids

authors： Okada K,Gogami Y,Oikawa T

更新日期：2013-02-01 00:00:00

abstract：:How to enhance fruit tolerance to cold stress is an important biological interest. In this paper, we found that mango (Mangifera indica L.) fruit treated with 10 μM brassinolide (BL) showed a higher tolerance to cold temperature of 5 °C. Further, we compared the changes in expression profiles of plasma membrane (PM) p...

journal_title：Amino acids

authors： Li B,Zhang C,Cao B,Qin G,Wang W,Tian S

更新日期：2012-12-01 00:00:00

abstract：:This work deals with the Dakin-West synthesis, starting from the nucleoamino acid 1-thyminyl acetic acid, as well the NMR, ESI MS, and X-ray characterization of a heteroaromatic compound denominated by us T(2)CO, comprising two thymine moieties anchored to a 2-propanonic unit, the spectroscopic properties of which wer...

journal_title：Amino acids

authors： Roviello GN,Roviello G,Musumeci D,Bucci EM,Pedone C

更新日期：2012-10-01 00:00:00