Search Within
Applied Filters:
Showing 1-30 of 357 results for "


" within Papers
J B Bollyky et al.
Clinical and experimental immunology, 172(3), 363-374 (2013-04-23)
CD4(+) memory cell development is dependent upon T cell receptor (TCR) signal strength, antigen dose and the cytokine milieu, all of which are altered in type 1 diabetes (T1D). We hypothesized that CD4(+) T cell turnover would be greater in
Geoffrey W R Edwards et al.
Health physics, 107(5), 417-434 (2014-10-02)
The neutron economy and online refueling capability of heavy water moderated reactors enable them to use many different fuel types, such as low enriched uranium, plutonium mixed with uranium, or plutonium and/or U mixed with thorium, in addition to their
Takhar Kasumov et al.
American journal of physiology. Heart and circulatory physiology, 304(9), H1201-H1214 (2013-03-05)
Traditional proteomics provides static assessment of protein content, but not synthetic rates. Recently, proteome dynamics with heavy water ((2)H2O) was introduced, where (2)H labels amino acids that are incorporated into proteins, and the synthesis rate of individual proteins is calculated
Tadasu Urashima et al.
Glycoconjugate journal, 32(6), 361-370 (2015-06-07)
Structural characterizations of marsupial milk oligosaccharides have been performed in four species to date: the tammar wallaby (Macropus eugenii), the red kangaroo (Macropus rufus), the koala (Phascolarctos cinereus) and the common brushtail possum (Trichosurus vulpecula). To clarify the homology and
Christina O'Rourke et al.
Annals of botany, 116(2), 225-236 (2015-06-27)
During evolution, plants have acquired and/or lost diverse sugar residues as cell-wall constituents. Of particular interest are primordial cell-wall features that existed, and in some cases abruptly changed, during the momentous step whereby land-plants arose from charophytic algal ancestors. Polysaccharides
Yuntao Dai et al.
Food chemistry, 187, 14-19 (2015-05-16)
Previously it was demonstrated that natural deep eutectic solvents (NADES) are promising green solvents for the extraction of natural products. However, despite their potential, an obvious disadvantage of NADES is the high viscosity. Here we explored the dilution effect on
Ieva Matulaitienė et al.
Physical chemistry chemical physics : PCCP, 17(25), 16483-16493 (2015-06-09)
Adsorption of 4-imidazolemethanol (ImMeOH) on a copper electrode has been investigated by in situ isotope-edited (H/D and (63)Cu/(65)Cu) surface enhanced Raman spectroscopy (SERS) in aqueous solutions at physiological pH (7.0) in a potential window from -0.500 to -1.100 V. Theoretical
Di Gao et al.
ACS applied materials & interfaces, 7(24), 13524-13537 (2015-05-29)
Ultrasound as an external stimulus for enhanced gene transfection represents a safe, noninvasive, cost-effective delivery strategy for gene therapy. Herein, we have developed an ultrasound-triggered phase-transition cationic nanodroplet based on a novel perfluorinated amphiphilic poly(amino acid), which could simultaneously load
Longyan Zhao et al.
Proceedings of the National Academy of Sciences of the United States of America, 112(27), 8284-8289 (2015-06-24)
Selective inhibition of the intrinsic coagulation pathway is a promising strategy for developing safer anticoagulants that do not cause serious bleeding. Intrinsic tenase, the final and rate-limiting enzyme complex in the intrinsic coagulation pathway, is an attractive but less explored
Jiang-hua Feng et al.
Molecular and cellular endocrinology, 394(1-2), 59-69 (2014-07-06)
Prenatal nicotine exposure causes adverse birth outcome. However, the corresponding metabonomic alterations and underlying mechanisms of nicotine-induced developmental toxicity remain unclear. The aims of this study were to characterize the metabolic alterations in biofluids in nicotine-induced intrauterine growth retardation (IUGR)
John A Hangasky et al.
Biochemistry, 52(9), 1594-1602 (2013-01-29)
Oxygen homeostasis plays a critical role in angiogenesis, erythropoiesis, and cell metabolism. Oxygen homeostasis is set by the hypoxia inducible factor-1α (HIF-1α) pathway, which is controlled by factor inhibiting HIF-1α (FIH). FIH is a non-heme Fe(II), α-ketoglutarate (αKG)-dependent dioxygenase that
Teresa Miletti et al.
Protein science : a publication of the Protein Society, 24(7), 1114-1128 (2015-05-15)
Biotechnological applications of enzymes can involve the use of these molecules under nonphysiological conditions. Thus, it is of interest to understand how environmental variables affect protein structure and dynamics and how this ultimately modulates enzyme function. NADH oxidase (NOX) from
Jonathan D Nickels et al.
Journal of biomedical materials research. Part A, 103(9), 2909-2918 (2015-02-19)
Poly-l-glutamic acid (PGA) is a widely used biomaterial, with applications ranging from drug delivery and biological glues to food products and as a tissue engineering scaffold. A biodegradable material with flexible conjugation functional groups, tunable secondary structure, and mechanical properties
Paul Stevenson et al.
The Journal of chemical physics, 142(21), 212424-212424 (2015-06-08)
Gramicidin D is a short peptide which dimerizes to form helical pores, adopting one of two conformations in the process. These conformations differ primarily in number of residues per turn and the hydrogen-bond registry between rungs of the helix. Using
Gang Fan et al.
Journal of pharmaceutical and biomedical analysis, 98, 364-370 (2014-07-06)
Swertia mussotii Franch. and Swertia chirayita Buch.-Ham. have been commonly used under the same name "Zangyinchen" for the treatment of liver and gallbladder diseases in traditional Tibetan medicine. Detailed characterization and comparison of the complete set of metabolites of these
Masahiko Terauchi et al.
Macromolecular bioscience, 15(7), 953-964 (2015-03-27)
Although bone morphogenetic protein-2 (BMP-2) has received considerable attention because of its strong osteoinductivity, the clinical application of BMP-2 is limited due to its degradation and deactivation under physiological conditions. Negatively charged heparin is known to form polyelectrolyte complexes with
Anirban Ghosh et al.
Biochemistry, 54(13), 2249-2261 (2015-03-19)
Molecular self-assembly, a phenomenon widely observed in nature, has been exploited through organic molecules, proteins, DNA, and peptides to study complex biological systems. These self-assembly systems may also be used in understanding the molecular and structural biology which can inspire
Timon T Wyatt et al.
Carbohydrate research, 411, 49-55 (2015-05-15)
Different fungi, including the genera Neosartorya, Byssochlamys and Talaromyces, produce (asco)spores that survive pasteurization treatments and are regarded as the most stress-resistant eukaryotic cells. Here, the NMR analysis of a series of trehalose-based oligosaccharides, being compatible solutes that are accumulated
M Amdadul Haque et al.
Food chemistry, 177, 8-16 (2015-02-11)
The denaturation kinetics of whey protein isolate (WPI), in the presence and absence of lactose and trehalose, was quantified in a convective air-drying environment. Single droplets of WPI, WPI-lactose and WPI-trehalose were dried in conditioned air (2.5% RH, 0.5m/s air
Dana J Levine et al.
ACS chemical biology, 10(5), 1269-1277 (2015-02-20)
The phosphotungstate anion (PTA) is widely used to facilitate the precipitation of disease-causing prion protein (PrP(Sc)) from infected tissue for applications in structural studies and diagnostic approaches. However, the mechanism of this precipitation is not understood. In order to elucidate
Jordanna S Master et al.
The Journal of nutrition, 145(5), 876-883 (2015-03-27)
Low birth weight is associated with increased risk of adult cardiovascular and metabolic disease development, with recent studies highlighting transmission to subsequent generations via both maternal and paternal lines. However, the timing of parent-specific programming of disease risk to the
Ye Yao et al.
European journal of medical research, 20, 8-8 (2015-01-30)
Exosomes secreted by tumor cells contain specific antigens that may have immunotherapeutic purposes. The aim of this study was to characterize the proteomic content of lymphoma cell-derived exosomes (LCEXs). In this study, exosomes derived from Raji cells (EXO(Raji)) were purified
Madhur D Shastri et al.
PloS one, 10(6), e0128803-e0128803 (2015-06-06)
Enoxaparin, a low-molecular-weight heparin, is known to possess anti-inflammatory properties. However, its clinical exploitation as an anti-inflammatory agent is hampered by its anticoagulant effect and the associated risk of bleeding. The aim of the current study was to examine the
Ripen Misri et al.
Nanomedicine : nanotechnology, biology, and medicine, 11(7), 1785-1795 (2015-05-20)
We report the synthesis and characterization of a polymeric nanoparticle (NP) based on hyperbranched polyglycerol (HPG) containing a hydrophobic core and a hydrophilic shell, and assessed its suitability to be developed as a systemic anticancer drug carrier. HPG NP displayed
Andreina Ricci et al.
Journal of mass spectrometry : JMS, 50(1), 228-234 (2015-01-21)
Understanding on a molecular level the acid-catalysed decomposition of the sugar monomers from hemicellulose and cellulose (e.g. glucose, xylose), the main constituent of lignocellulosic biomass is very important to increase selectivity and reaction yields in solution, key steps for the development
Oliver Wahl et al.
Journal of pharmaceutical and biomedical analysis, 114, 254-264 (2015-06-21)
The modern bisphosphonate drug ibandronate sodium, a challenging candidate for impurity profiling, was analyzed using high performance liquid chromatography (HPLC) combined with corona charged aerosol detection (CAD). Separation was achieved on a mixed mode column combining hydrophobic C18 and strong
Kylie D Allen et al.
Biochimica et biophysica acta, 1844(12), 2135-2144 (2014-09-17)
Natural products containing carbon-phosphorus bonds elicit important bioactivity in many organisms. l-Phosphinothricin contains the only known naturally-occurring carbon-phosphorus-carbon bond linkage. In actinomycetes, the cobalamin-dependent radical S-adenosyl-l-methionine (SAM) methyltransferase PhpK catalyzes the formation of the second C-P bond to generate the
Vadim Cherezov et al.
Structure (London, England : 1993), 16(9), 1378-1388 (2008-09-13)
The crystal structures of the cytoplasmic domain of the putative zinc transporter CzrB in the apo and zinc-bound forms reported herein are consistent with the protein functioning in vivo as a homodimer. NMR, X-ray scattering, and size-exclusion chromatography provide support
Takumi Saito et al.
Environmental science. Processes & impacts, 17(8), 1386-1395 (2015-07-15)
Humic substances (HSs) are ubiquitous in various aquatic systems and play important roles in many geochemical processes. There is increasing evidence of the presence of HSs in deep groundwater; nevertheless, their ion binding properties are largely unknown. In this study
Yumiko Mizukoshi et al.
ChemMedChem, 10(4), 736-741 (2015-03-12)
Numerous small organic compounds exist in equilibrium among monomers, soluble oligomers, and insoluble aggregates in aqueous solution. Compound aggregation is a major reason for false positives in drug screening, and even soluble oligomers can interfere with structural and biochemical analyses.
Page 1 of 12
Page 1 of 12