Search Within
A5474
Keyword:'A5474'
Showing 1-30 of 209 results for "A5474" within Papers
Metabolic brain disease, 17(4), 221-227 (2003-02-27)
Results of neuropathologic, spectroscopic, and neurochemical studies continue to confirm a major role for ammonia in the pathogenesis of the central nervous system complications of both acute and chronic liver failure. Damage to astrocytes characterized by cell swelling (acute liver
Psychiatry research, 223(1), 23-27 (2014-05-17)
Early onset schizophrenia (EOS) is often associated with poorer outcomes, including lack of school education, higher risk of mental disability and resistance to treatment. But the knowledge of the neurobiological mechanism of EOS is limited. Here, using proton magnetic resonance
The pharmacologic modulation of 5-fluorouracil with folinic acid, methotrexate, trimetrexate, and n-phosphonacetyl-l-aspartic acid (PALA). Mechanisms of the interactions and clinical data.
Bulletin du cancer, 81 Suppl 2, 74s-77s (1994-12-01)
Clinical radiology, 69(1), 72-81 (2013-11-12)
To compare diffusion-weighted imaging (DWI) and non-DWI magnetic resonance imaging (MRI), proton MR spectroscopy (1H-MRS), and clinical biomarkers for prediction of 2 year developmental outcome in term infants with perinatal hypoxic-ischaemic encephalopathy (HIE). Nineteen infants ≥36 weeks gestation with HIE
Journal of forensic sciences, 50(5), 1020-1027 (2005-10-18)
The estimation of chronological age has been performed by various methods in forensic science. Among these, racemization methods, which are based on the age-dependent non-enzymatic changes of L-form amino acids to D-form mainly using aspartic acid, are one of the
Toxicology letters, 229(1), 126-133 (2014-06-24)
Fluoride is an environmental pollutant present in dental products, food, pesticides and water. The latter, is the greatest source of exposure to this contaminant. Structural and functional damages to the central nervous system are present in exposed population. An established
JAMA neurology, 71(7), 840-847 (2014-05-21)
Predicting disease evolution is becoming essential for optimizing treatment decision making in multiple sclerosis (MS). Multiple sclerosis pathologic damage typically includes demyelination, neuro-axonal loss, and astrogliosis. To evaluate the potential of magnetic resonance markers of central nervous system injury to
Neurochemical research, 28(8), 1145-1150 (2003-07-02)
To study changes in amino acid metabolism and biogenic amines in Parkinson's disease, we set up a prospective study and measured biogenic amines, their main metabolites, and 22 different amino acids, in cerebrospinal fluid of Parkinson's disease patients (n =
Annals of neurology, 75(4), 492-507 (2013-11-19)
Hypoglycemia is a common adverse event and can injure central nervous system (CNS) white matter (WM). We determined whether glutamate receptors were involved in hypoglycemic WM injury. Mouse optic nerves (MON), CNS WM tracts, were maintained at 37°C with oxygenated
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
Forensic science international, 103(2), 113-124 (1999-09-11)
Accurate age determination of adult cadavers and human remains is a key requirement in forensic practice. The current morphological methods lack accuracy and precision, require specialist training and are costly. The use of aspartic acid racemization (AAR) in human dentine
Patient and tumor characteristics and BRAF and KRAS mutations in colon cancer, NCCTG/Alliance N0147.
Journal of the National Cancer Institute, 106(7), doi:10-doi:10 (2014-06-14)
KRAS and BRAF (V600E) mutations are important predictive and prognostic markers, respectively, in colon cancer, but little is known about patient and clinical factors associated with them. Two thousand three hundred twenty-six of 3397 patients in the N0147 phase III
Journal of chromatography. B, Biomedical sciences and applications, 742(2), 345-352 (2000-07-20)
We developed a method for the determination of serum 5alpha-cholestan-3beta-ol (cholestanol). The sterols were derivatized to the 4'-bromobenzenesulfonyl esters and heated in isopropanol. The cholesterol-4'-bromobenzenesulfonate was solvolyzed to cholesteryl isopropyl ether, but the derivatized cholestanol did not change and could
Talanta, 131, 366-371 (2014-10-05)
The amino acid composition of cultivation broth is known to affect the biomass accumulation, productivity, and vitality of yeast during cultivation. A separation method based on capillary electrophoresis with laser-induced fluorescence (LIF) detection was developed for the determination of amino
Ageing research reviews, 1(1), 43-59 (2002-06-01)
Aspartic acid racemization (AAR) represents one of the major types of non-enzymatic covalent modification that leads to an age-dependent accumulation of abnormal protein in numerous human tissues. In vivo racemization is an autonomic process during the "natural" ageing of proteins
Life sciences, 109(1), 65-71 (2014-06-03)
L-Aspartate (L-Asp) and D-aspartate (D-Asp) are physiologically important amino acids in mammals and birds. However, the functions of these amino acids have not yet been fully understood. In this study, we therefore examined the effects of L-Asp and D-Asp in
International journal of molecular sciences, 16(5), 9134-9151 (2015-04-29)
Paroxysmal kinesigenic choreoathetosis (PKC) is an inherited disease of the nervous system. We previously identified PRRT2 as the causative gene of PKC. However, as little is known about the function of PRRT2, elucidating its function will benefit not only PKC
Gut, 21(4), 318-323 (1980-04-01)
Blood methanethiol and ammonia concentrations were measured in 16 healty volunteers, 52 consecutive alcoholic cirrhotics without overt hepatic encephalopathy (HE), and 42 consecutive patients with alcoholic liver disease and overt HE. The mean concentration of blood methanethiol was significantly greater
The neuroradiology journal, 26(3), 277-283 (2013-07-19)
The cognitive dysmetria theory suggests a disconnectivity between the dorsolateral prefrontal cortex, thalami and vermis to explain the pathophysiology of schizophrenia. This study investigated the metabolic integrity of this neurologic circuit in patients with schizophrenia using proton magnetic resonance spectroscopy
Luminescence : the journal of biological and chemical luminescence, 30(5), 643-648 (2014-10-28)
In an HCl medium (pH 1.5), ligustrazine (2,3,5,6-tetramethylpyrazine, TMP) reacted with 12-tungstophosphoric acid (TP) to form a 3 : 1 ion-association complex. As a result, the intensities of resonance Rayleigh scattering (RRS), second-order scattering (SOS) and frequency doubling scattering (FDS) were
Clinica chimica acta; international journal of clinical chemistry, 361(1-2), 150-158 (2005-07-05)
Previous work by others have suggested the occurrence of one or more chemical or metabolic 'markers' for ME/CFS including specific amino acids and organic acids and a number of unidentified compounds (CFSUM1, CFSUM2). We have shown elsewhere that CFSUM1 is
Annali dell'Istituto superiore di sanita, 41(2), 197-203 (2005-10-26)
The haematic concentration of 26 metals and the oxidative damage in 60 patients (20 males and 40 females) affected by Alzheimer's disease and 44 healthy individuals (33 males and 11 females) were compared. In patients, the following significant (p <
Nature structural & molecular biology, 20(10), 1142-1144 (2013-10-08)
Sodium-coupled glutamate transporters regulate excitatory signaling in the brain. A new crystal structure shows how the substrate induces changes in the binding pocket of an archaeal transporter homolog, providing new insights into the mechanism of transport.
Journal of dental research, 81(6), 422-427 (2002-07-05)
We have explored the ability of high-resolution NMR techniques to (1) index salivary biomolecules and (2) provide valuable data regarding intra- and inter-subject variability in the concentrations of a series of components readily determinable by this technique (organic acids and
Molecular pharmacology, 86(2), 231-242 (2014-06-11)
Aspartyl aminopeptidase (DNPEP) has been implicated in the control of angiotensin signaling and endosome trafficking, but its precise biologic roles remain incompletely defined. We performed a high-throughput screen of ∼25,000 small molecules to identify inhibitors of DNPEP for use as
Nature, 445(7126), 387-393 (2007-01-19)
Secondary transporters are integral membrane proteins that catalyse the movement of substrate molecules across the lipid bilayer by coupling substrate transport to one or more ion gradients, thereby providing a mechanism for the concentrative uptake of substrates. Here we describe
Biochemistry, 52(42), 7428-7438 (2013-09-27)
The meta-cleavage product (MCP) hydrolases utilize a Ser-His-Asp triad to hydrolyze a carbon-carbon bond. Hydrolysis of the MCP substrate has been proposed to proceed via an enol-to-keto tautomerization followed by a nucleophilic mechanism of catalysis. Ketonization involves an intermediate, ES(red)
International journal of radiation biology, 90(12), 1179-1183 (2014-06-18)
To evaluate the modulator role of fish oil (FO) on some biochemical changes in the brain of gamma-irradiated rats (RAD). Male albino rats Sprague Dawley were divided into four groups (n = 10). (i) received vehicle via gavages during 28
Low CSF GABA concentration in children with febrile convulsions, untreated epilepsy, and meningitis.
Journal of neurology, 230(4), 217-225 (1983-01-01)
In 14 children with epilepsy, 51 with febrile convulsions and 22 with meningitis gamma-aminobutyric acid (GABA) concentrations in lumbar CSF were determined. While the mean for CSF GABA concentrations for all epileptic children was unchanged [144 (range: 73-285) pmol/ml; controls:
Journal of dental research, 93(4), 400-405 (2014-01-24)
PLAP-1/asporin is an extracellular matrix protein that is predominantly expressed in the human periodontal ligament (PDL) and has an aspartic acid (D) repeat polymorphism in its N-terminal region. In this study, we hypothesized that the D repeat polymorphism of PLAP-1/asporin
Page 1 of 7