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J S Yokhana et al.
Poultry science, 95(3), 550-559 (2015-11-18)
Two experiments were conducted to study effects of dietary insoluble fiber (IF) on digestive enzyme function in layer poultry. In Experiment 1, 8 wk old pullets were fed a control diet (Group C) or a diet (Group IF) supplemented with
Ying-Ying Wu et al.
Journal of Asian natural products research, 17(11), 1097-1103 (2015-05-20)
A new 2,7'-type cyclolignan glycoside, cyclolignanyingoside A (1), together with six known compounds (2-7) were isolated from the tubers of Pinellia ternata (Thunb.) Breit. The structure of 1 was elucidated on the basis of chemical and spectral analysis, including 1D
Ray Suhandynata et al.
G3 (Bethesda, Md.), 4(11), 2125-2135 (2014-08-30)
Quantitative proteomics has been widely used to elucidate many cellular processes. In particular, stable isotope labeling by amino acids in cell culture (SILAC) has been instrumental in improving the quality of data generated from quantitative high-throughput proteomic studies. SILAC uses
Giovanni Paolo Cetrangolo et al.
Biochemical and biophysical research communications, 450(1), 488-493 (2014-06-10)
A tryptic fragment (b5TR,NR), encompassing residues 2515-2750, was isolated from a low-iodine (0.26% by mass) bovine thyroglobulin, by limited proteolysis with trypsin and preparative, continuous-elution SDS-PAGE. The fragment was digested with Asp-N endoproteinase and analyzed by reverse-phase HPLC electrospray ionization
Veronika Dunkl et al.
Journal of nuclear medicine : official publication, Society of Nuclear Medicine, 56(1), 88-92 (2014-12-20)
Experience regarding O-(2-(18)F-fluoroethyl)-L-tyrosine ((18)F-FET) PET in children and adolescents with brain tumors is limited. Sixty-nine (18)F-FET PET scans of 48 children and adolescents (median age, 13 y; range, 1-18 y) were analyzed retrospectively. Twenty-six scans to assess newly diagnosed cerebral
Jun Yup Kwak et al.
Archives of dermatological research, 307(7), 635-643 (2015-06-17)
L-Ascorbic acid (AA) and p-coumaric acid (p-CA) are naturally occurring antioxidants that are known to enhance collagen synthesis and inhibit melanin synthesis, respectively. The purpose of this study was to examine hybrid compounds between AA and p-CA as multifunctional cosmeceutical
Hin-Ting Wan et al.
Endocrinology, 155(1), 249-262 (2013-10-31)
Environmental toxicants such as perfluorooctanesulfonate (PFOS) have been implicated in male reproductive dysfunction, including reduced sperm count and semen quality, in humans. However, the underlying mechanism(s) remains unknown. Herein PFOS at 10-20 μM (∼5-10 μg/mL) was found to be more
Abhishek Tripathi et al.
Biochemistry, 52(24), 4184-4192 (2013-05-24)
Extracellular ubiquitin has recently been described as a CXC chemokine receptor (CXCR) 4 agonist. Studies on the structure-function relationship suggested that the C-terminus of ubiquitin facilitates CXCR4 activation. It remains unknown, however, whether C-terminal processing of ubiquitin could be biologically
Joanna Czarnecka et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 822(1-2), 85-90 (2005-07-05)
New method of qualitative and quantitative analysis of nucleotides in human cerebrospinal fluid (CSF), based on the combination of extraction of purines and pyrimidines to the solid phase (SPE) and high-performance liquid chromatography (HPLC), was proposed. Use of SPE and
B A Shaywitz et al.
Neurology, 25(1), 72-79 (1975-01-01)
Cerebrospinal fluid (CSF) concentrations of 5-hydroxyindoleacetic acid (5-HIAA), homovanillic acid (HVA) and probenecid were examined in 14 children with epilepsy (ages 6 months to 17 years) and 17 controls (ages 14 months to 16 years). The concentrations of amine metabolites
Emily J Platt et al.
Journal of virology, 88(8), 4304-4318 (2014-01-31)
HIV-1 membranes contain gp120-gp41 trimers. Binding of gp120 to CD4 and a coreceptor (CCR5 or CXCR4) reduces the constraint on metastable gp41, enabling a series of conformational changes that cause membrane fusion. An analytic difficulty occurs because these steps occur
Elena Brezina et al.
Environmental science & technology, 49(17), 10449-10456 (2015-08-25)
Carbamazepine (CBZ) is a worldwide used antiepileptic drug, which is metabolized to a large extent in the human body to several metabolites, including 10,11-dihydroxy-10,11-dihydrocarbamazepine (DiOHCBZ), 2-hydroxycarbamazepine (2OHCBZ), and 3-hydroxycarbamazepine (3OHCBZ). 2OHCBZ and 3OHCBZ were previously detected in raw and treated
Frank Jansen et al.
Biotechnology and applied biochemistry, 61(6), 646-654 (2014-03-01)
The plant polymer lignin is the greatest source of aromatic chemical structures on earth. Hence, the chemically diverse lignin monomers are valuable raw materials for fine chemicals, materials synthesis, and food and flavor industries. However, extensive use of this natural
Lutz Tautz et al.
Methods in molecular biology (Clifton, N.J.), 1053, 179-221 (2013-07-19)
Protein tyrosine phosphorylation is a key regulatory mechanism in eukaryotic cell physiology. Aberrant expression or function of protein tyrosine kinases and protein tyrosine phosphatases can lead to serious human diseases, including cancer, diabetes, as well as cardiovascular, infectious, autoimmune, and
S-nitrosoglutathione inhibits inducible nitric oxide synthase upregulation by redox posttranslational modification in experimental diabetic retinopathy.
Rosales MA, Silva KC, Duarte DA, et al.
Investigative Ophthalmology & Visual Science, 55(5), 2921-2932 (2014)
Zhoumeng Lin et al.
Toxicology, 326, 130-141 (2014-12-03)
Overexposure to the commonly used herbicide atrazine (ATR) affects several organ systems, including the brain. Previously, we demonstrated that short-term oral ATR exposure causes behavioral deficits and dopaminergic and serotonergic dysfunction in the brains of mice. Using adult male C57BL/6
Hans F N Kvitvang et al.
Analytical chemistry, 83(7), 2705-2711 (2011-03-11)
Metabolite profiling methods are important tools for measurement of metabolite pools in biological systems. While most metabolite profiling methods report relative intensities or depend on a few internal standards representing all metabolites, the ultimate requirement for a quantitative description of
Weirong Wang et al.
Experimental cell research, 319(10), 1523-1533 (2013-04-23)
The ligand-activated transcription factor peroxisome proliferator-activated receptor-α (PPARα) participates in the regulation of cellular inflammation. More recent studies indicated that sirtuin1 (SIRT1), a NAD(+)-dependent deacetylase, regulates the inflammatory response in adipocytes. However, whether the role of PPARα in inflammation is
J-M Serot et al.
Journal of neurology, neurosurgery, and psychiatry, 76(11), 1585-1587 (2005-10-18)
Homocysteine may be involved in the pathogenesis of late onset Alzheimer's disease. It is implicated in the metabolism of several important pathways in the brain. Methylmalonic acid (MMA) is related to the metabolism of branched chained amino acids and fatty
M L Selley et al.
Neurobiology of aging, 23(3), 383-388 (2002-04-18)
There is evidence that increased blood concentrations of homocysteine may be a risk factor for Alzheimer's disease. (E)-4-hydroxy-2-nonenal (HNE) is a neurotoxic product of lipid peroxidation that is increased in the ventricular fluid and brains of patients with Alzheimer's disease.
Alexandra M Gehring et al.
Bio-protocol, 7(22) (2017-12-26)
The advent of single cell genomics and the continued use of metagenomic profiling in diverse environments has exponentially increased the known diversity of life. The recovered and assembled genomes predict physiology, consortium interactions and gene function, but experimental validation of
Nobuya Sasaki
Current pharmaceutical biotechnology, 13(14), 2632-2641 (2011-11-02)
Tyrosine (Tyr) sulfation is a common posttranslational modification of secreted proteins or membrane-bound proteins that is implicated in numerous physiological and pathological processes. The Tyr sulfation modifies proteinprotein interactions involved in leukocyte adhesion, homeostasis, and receptor-mediated signaling. To data, 80
E Hommel et al.
Hormone and metabolic research = Hormon- und Stoffwechselforschung = Hormones et metabolisme, 17(2), 90-92 (1985-02-01)
A radioimmunoassay for the estimation of 3,5-diiodothyronine (3,5-T2) in human urine has been established. The urinary excretion of both glucuronide and sulfate conjugates of 3,5-T2 were estimated after enzymatic deconjugation. In 19 healthy controls the median excretion of unconjugated 3,5-T2
Graziano Colombo et al.
Biochimica et biophysica acta, 1850(1), 1-12 (2014-10-05)
Advanced oxidation protein products (AOPPs) are dityrosine cross-linked and carbonyl-containing protein products formed by the reaction of plasma proteins with chlorinated oxidants, such as hypochlorous acid (HOCl). Most studies consider human serum albumin (HSA) as the main protein responsible for
Shoko Suzumura et al.
Journal of nutritional science and vitaminology, 61(5), 417-421 (2015-12-08)
Brain protein synthesis and the plasma concentration of growth hormone (GH) are sensitive to dietary ornithine. The purpose of this study was to determine whether dietary arginine, the metabolite of ornithine, affects the brain protein synthesis, and to that end
Ritesh Kumar et al.
Biochemistry, 53(13), 2112-2125 (2014-03-15)
Hemophores from Pseudomonas aeruginosa (HasAp), Serratia marcescens (HasAsm), and Yersinia pestis (HasAyp) bind hemin between two loops. One of the loops harbors conserved axial ligand Tyr75 (Y75 loop) in all three structures, whereas the second loop (H32 loop) contains axial
Vincent Dunet et al.
Journal of nuclear medicine : official publication, Society of Nuclear Medicine, 53(2), 207-214 (2012-02-04)
For the past decade, PET with (18)F-fluoro-ethyl-tyrosine ((18)F-FET) has been used in the evaluation of patients with primary brain tumors (PBTs), but so far series have reported only a limited number of patients. The purpose of this systematic review and
Sten M Wie et al.
The Journal of biological chemistry, 289(15), 10900-10908 (2014-02-27)
Radiation therapy for head and neck cancer can result in extensive damage to normal adjacent tissues such as the salivary gland and oral mucosa. We have shown previously that tyrosine phosphorylation at Tyr-64 and Tyr-155 activates PKCδ in response to
M A Lovell et al.
Archives of neurology, 58(3), 392-396 (2001-03-20)
Markers of oxidative stress are increased in cerebrospinal fluid (CSF) of patients with Alzheimer disease (AD), although none of those reported are appropriate diagnostic markers because of the overlap between patients with AD and control subjects. To determine the ratio
Monika Gibis et al.
Journal of food science, 80(11), C2430-C2439 (2015-10-08)
The impact of precursors such as creatine, creatinine, and glucose on the formation of mutagenic/carcinogenic heterocyclic amines (HAs) were studied in patties of 9 different animal species equally heat treated with a double-plate contact grill. All grilled patties of the
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