Two closely related forms of UDP-GlcNAc: alpha6-D-mannoside beta1,2-N-acetylglucosaminyltransferase II occur in the clawed frog Xenopus laevis.

abstract：:Blood group oligosaccharides are one of the most clinically important antigen families and they may also act as secondary ligands for bacterial toxins from Escherichia coli and Vibrio cholerae. Herein we report the synthesis of spacered (sp = CH2CH2CH2NH2) glycosides of A antigen {α-D-GalNAc-(l→3)-[α-L-Fuc-(l→2)]-β-D-...

journal_title：Glycoconjugate journal

authors： Karki G,Mishra VN,Mandal PK

更新日期：2016-02-01 00:00:00

abstract：:Various oligosaccharides containing galactose(s) and one glucosamine (or N-acetylglucosamine) residues with beta1-4, alpha1-6 and beta1-6 glycosidic bond were synthesized; Galbeta1-4GlcNH(2), Galalpha1-6GlcNH(2), Galalpha1-6GlcNAc, Galbeta1-6GlcNH(2), Galbeta1-4Galbeta1-4GlcNH(2) and Galbeta1-4Galbeta1-4GlcNAc. Galalp...

journal_title：Glycoconjugate journal

authors： Hosomi O,Misawa Y,Takeya A,Matahira Y,Sugahara K,Kubohara Y,Yamakura F,Kudo S

更新日期：2009-02-01 00:00:00

abstract：:Glycosphingolipids were prepared from pig lung and pooled into two fractions with (i) < or = 3 sugar residues, and (ii) > or = 3 sugar residues. Oligosaccharides were prepared and used for gas chromatography, gas chromatography/mass spectrometry and matrix-assisted laser desorption/ionization mass spectrometry. The gl...

journal_title：Glycoconjugate journal

authors： Bäcker AE,Thorbert S,Rakotonirainy O,Hallberg EC,Olling A,Gustavsson M,Samuelsson BE,Soussi B

更新日期：1999-01-01 00:00:00

abstract：:Cholera remains to be a global health problem without suitable vaccines for endemic control or outbreak relief. Here we describe a new parenteral vaccine based on neoglyco-conjugate of synthetic fragments of O-specific polysaccharide (O-SP) of Vibrio cholerae O1, serotype Ogawa. Hexa-, octa- and decasaccharides of the...

journal_title：Glycoconjugate journal

authors： Ftacek P,Nelson V,Szu SC

更新日期：2013-12-01 00:00:00

abstract：:Fucosylated oligosaccharides have an important role in maintaining a healthy immune system and homeostatic gut microflora. This study employed a commercial β-galactosidase in the production of fucose-containing galacto-oligosaccharides (fGOS) from lactose and fucose. The production was optimized using experiment desig...

journal_title：Glycoconjugate journal

authors： Usvalampi A,Maaheimo H,Tossavainen O,Frey AD

更新日期：2018-02-01 00:00:00

abstract：:In this study we report on the first mass spectrometric (MS) investigation of gangliosides and preliminary assessment of the expression and structure in normal fetal neocortex in early developmental stages: 14th (Neo14) and 16th (Neo16) gestational weeks. Ganglioside analysis was carried out using a hybrid quadrupole ...

journal_title：Glycoconjugate journal

authors： Ghiulai RM,Sarbu M,Vukelić Ž,Ilie C,Zamfir AD

更新日期：2014-04-01 00:00:00

abstract：:Over the past two decades, sugar chain structures of human chorionic gonadotropin (hCG) produced in healthy people, three types of trophoblastic disease, and some types of cell lines have been analyzed. The abnormal biantennary structure of hCG is a good marker for the diagnosis of malignant choriocarcinoma. In spite ...

journal_title：Glycoconjugate journal

authors： Takamatsu S,Katsumata T,Inoue N,Watanabe T,Fujibayashi Y,Takeuchi M

更新日期：2004-01-01 00:00:00

abstract：:We have previously detected an alkali-labile and developmentally regulated antigen in rat embryonic cerebral cortex, which may be 9-O-acetylsialylated GT3 ganglioside (Hirabayashi Y, Hirota M, Suzuki Y, Matsumoto M, Obata K, Ando S (1989) Neurosci Lett 106:193-98). In this study we established a mouse monoclonal antib...

journal_title：Glycoconjugate journal

authors： Zhang G,Ji L,Kurono S,Fujita SC,Furuya S,Hirabayashi Y

更新日期：1997-11-01 00:00:00

abstract：:Oxygen-requiring enzymes, such as Δ4-desaturase (dihydroceramide desaturase), sphingolipid Δ4-desaturase/C-4-hydroxylase, and fatty acid 2-hydroxylase are involved in ceramide synthesis. We prepared free ceramides, sphingomyelins and glycosphingolipids (GSLs) from cancer cells cultivated under conditions of normoxia a...

journal_title：Glycoconjugate journal

authors： Tanaka K,Tamiya-Koizumi K,Yamada M,Murate T,Kannagi R,Kyogashima M

更新日期：2015-11-01 00:00:00

abstract：:This review discusses the challenges involved in the characterization of the glycosylation of therapeutic glycoproteins. The focus is on methods that are most commonly used in regulatory filings and lot release testing of therapeutic glycoproteins. The different types of assays for carbohydrate analysis are reviewed, ...

journal_title：Glycoconjugate journal

authors： Higgins E

更新日期：2010-02-01 00:00:00

abstract：:Herein we describe a UPLC-FLD-based method for the quantification of the sialic acid content of red meat, using a synthetic neuraminic acid derivative as an internal standard. X-Gal-α-2,6-N-propionylneuraminic acid was synthesized via a chemoenzymatic pathway and its hydrolytic stability was characterized. Known quant...

journal_title：Glycoconjugate journal

authors： Yao HL,Conway LP,Wang MM,Huang K,Liu L,Voglmeir J

更新日期：2016-04-01 00:00:00

abstract：:Transmembrane signaling requires modular interactions between signaling proteins, phosphorylation or dephosphorylation of the interacting protein partners and temporary elaboration of supramolecular structures, to convey the molecular information from the cell surface to the nucleus. Such signaling complexes at the pl...

journal_title：Glycoconjugate journal

authors： Hoessli DC,Ilangumaran S,Soltermann A,Robinson PJ,Borisch B,Nasir-Ud-Din

更新日期：2000-03-01 00:00:00

abstract：:Duffy antigen/receptor for chemokines (DARC) is a glycosylated seven-transmembrane protein acting as a blood group antigen, a chemokine binding protein and a receptor for Plasmodium vivax malaria parasite. It is present on erythrocytes and endothelial cells of postcapillary venules. The N-terminal extracellular domain...

journal_title：Glycoconjugate journal

authors： Grodecka M,Bertrand O,Karolak E,Lisowski M,Waśniowska K

更新日期：2012-04-01 00:00:00

abstract：:The current study aims to determine the healing activity of water soluble polysaccharide-rich fraction of a wild mushroom, Termitomyces eurhizus (TEps) against the indomethacin induced gastric ulceration in mice model. Gastric tissue histology, myeloperoxidase (MPO) activity, cyclooxygenases (COX) 1 and 2 expression, ...

journal_title：Glycoconjugate journal

authors： Chatterjee A,Khatua S,Chatterjee S,Mukherjee S,Mukherjee A,Paloi S,Acharya K,Bandyopadhyay SK

更新日期：2013-11-01 00:00:00

abstract：:As part of our ongoing program aimed at understanding the structural significance of GlcNAcβAsn linkage conserved in all eukaryotic N-glycoproteins, the present study reports on the synthesis and X-ray crystal structures of N-(3-deoxy-3-acetamido-β-D-glycopyranosyl)acetamide (Glc3NAcβNHAc) and the corresponding propio...

journal_title：Glycoconjugate journal

authors： Mathiselvam M,Varghese B,Loganathan D

更新日期：2011-12-01 00:00:00

abstract：:Colla corii asini (CCA) made from donkey-hide has been widely used as a health-care food and an ingredient of traditional Chinese medicine. Heparan sulfate (HS)/heparin is a structurally complex class of glycosaminoglycans (GAGs) that have been implicated in a wide range of biological activities. However, their presen...

journal_title：Glycoconjugate journal

authors： Du J,Liu S,Liang Q,Lin J,Jiang L,Chen F,Wei Z

更新日期：2019-06-01 00:00:00

abstract：:To elucidate the biological significance of the lactosylceramide (LacCer) branching in glycosphingolipid (GSL) biosynthesis, we established ganglioside GM3- and lactosylsulfatide SM3-reconstituted cells by introducing the GM3 synthase gene and the sulfotransferase gene, respectively. In SM3-expressing cells, the reduc...

journal_title：Glycoconjugate journal

authors： Inokuchi J,Kabayama K,Uemura S,Igarashi Y

更新日期：2004-01-01 00:00:00

abstract：:N-Acetylneuraminic acid (a sialic acid) occurs mainly as a terminal substituent of oligosaccharides of glycoconjugates. Derivatives of neuraminic acid occur widely, substituted in the amino and hydroxy side chains, as well in the C-9 carbon skeleton. These derivatives are responsible for specific functions of sialic a...

journal_title：Glycoconjugate journal

authors： Stehling P,Gohlke M,Fitzner R,Reutter W

更新日期：1998-04-01 00:00:00

abstract：:A group of fluorescent statistical glycopolymers, prepared via reversible addition-fragmentation chain-transfer (RAFT)-based polymerizations, were successfully employed in lectin-mediated bacterial binding studies. The resultant glycopolymers contained three different monomers: N-(2-hydroxyethyl) acrylamide (HEAA), N-...

journal_title：Glycoconjugate journal

authors： Wang W,Chance DL,Mossine VV,Mawhinney TP

更新日期：2014-02-01 00:00:00

abstract：:Fractions were prepared from the water-soluble components of Aspergillus fumigatus mycelium either by lectin-affinity chromatography or salt precipitation. While they varied considerably in their amino-acid composition, each contained a preponderance of aspartic and glutamic acids. 13C-NMR spectroscopy of these fracti...

journal_title：Glycoconjugate journal

authors： Hearn VM,Griffiths BL,Gorin PA

更新日期：1989-01-01 00:00:00

abstract：:Congenital disorders of glycosylation (CDG) are genetic diseases characterized by deficient synthesis (CDG type I) and/or abnormal processing (CDG type II) of glycan moieties linked to protein and lipids. The impact of the molecular defects on protein glycosylation and in turn on the clinical phenotypes of patients wi...

journal_title：Glycoconjugate journal

authors： Sturiale L,Bianca S,Garozzo D,Terracciano A,Agolini E,Messina A,Palmigiano A,Esposito F,Barone C,Novelli A,Fiumara A,Jaeken J,Barone R

更新日期：2019-12-01 00:00:00

abstract：:Cell surface lipopolysaccharide (LPS) is a well characterized virulence determinant for the human pathogen Haemophilus influenzae, so an investigation of LPS in the less pathogenic Haemophilus parainfluenzae could yield important insights. Using a panel of 18 commensal H. parainfluenzae isolates we demonstrate that th...

journal_title：Glycoconjugate journal

authors： Young RE,Hood DW

更新日期：2013-08-01 00:00:00

abstract：:Proteoglycans contain a unique carbohydrate component, glycosaminoglycan, which consists of repeating, typically sulfated disaccharides, and is capable of interacting with diverse molecules. Specific, clustered arrangements of sulfate on the glycosaminoglycan backbone form binding sites for many biologically important...

journal_title：Glycoconjugate journal

authors： Yanagishita M,Podyma-Inoue KA,Yokoyama M

更新日期：2009-11-01 00:00:00

abstract：:Previous studies had established an over-expression of 9-O-acetylated sialoglycoproteins (Neu5,9Ac(2)-GPs) on lymphoblasts of childhood acute lymphoblastic leukaemia (ALL). Here, we report the discovery and characterization of sialate-O-acetyltransferase enzyme in ALL-cell lines and lymphoblasts from bone marrow of ch...

journal_title：Glycoconjugate journal

authors： Mandal C,Srinivasan GV,Chowdhury S,Chandra S,Mandal C,Schauer R,Mandal C

更新日期：2009-01-01 00:00:00

abstract：:The mechanism of interleukin-3 (IL-3) independent cell growth and of IL-3-associated ganglioside expression was analysed using the IL-3 dependent murine myelogenous leukaemia cell line NFS60-I7 and IL-3 gene-transfected sublines. The transfected cell lines showed autonomous cell growth, tumorigenicity, and IL-3 associ...

journal_title：Glycoconjugate journal

authors： Nakamura M,Kirito K,Tsunoda A,Hara K,Furukawa Y,Saito M

更新日期：1996-04-01 00:00:00

abstract：:Amphipathic sulpholipids have been shown to inhibit pancreatic serine proteases due to their detergent-like properties. To evaluate the structural requirement for this inhibitory activity, we examined the effects of various derivatives of sulphoglycolipids, some of which were prepared by deacylation with sphingolipid ...

journal_title：Glycoconjugate journal

authors： Suzuki H,Ito M,Kimura T,Iwamori Y,Iwamori M

更新日期：2000-11-01 00:00:00

abstract：:Altered glycosylation of plasma proteins has been directly implicated in the pathogenesis of rheumatoid arthritis (RA). The present study investigated the changes in the Concanavalin-A (Con-A)-bound plasma proteins in the RA patients in comparison to that of the healthy controls. Two proteins (MW approximately 32 kDa ...

journal_title：Glycoconjugate journal

authors： Raghav SK,Gupta B,Agrawal C,Saroha A,Das RH,Chaturvedi VP,Das HR

更新日期：2006-05-01 00:00:00

abstract：:The uncovering enzyme (UCE) removes N-acetylglucosamine from lysosomal enzymes to uncover the mannose 6-phosphate (Man-6-P) determinant necessary for targeting these enzymes to lysosomes. Failure to create the Man-6-P determinant is one cause of lysosomal storage diseases. Despite its medical importance, little struct...

journal_title：Glycoconjugate journal

authors： Wei Y,Yen TY,Cai J,Trent JO,Pierce WM,Young WW Jr

更新日期：2005-02-01 00:00:00

abstract：:Alterations in cell membrane glycosylation play important role in oral carcinogenesis. The present study evaluated salivary sialylation changes i.e. total sialic acid (TSA), sialidase activity, linkage specific (α2-3 and α2-6) sialoproteins and sialyl transferase (ST) activity in controls, patients with oral precancer...

journal_title：Glycoconjugate journal

authors： Vajaria BN,Patel KR,Begum R,Patel JB,Shah FD,Joshi GM,Patel PS

更新日期：2014-12-01 00:00:00

abstract：:Humans, in contrast to other mammals, do not synthesize N-glycolyl-neuraminic acid (Neu5Gc) due to a deletion in the gene (cmah) encoding the enzyme responsible for this conversion, the cytidine monophospho-N-acetyl-neuraminic acid hydroxylase (CMP-Neu5Ac hydroxylase). The detection of considerable amounts of Neu5Gc-s...

journal_title：Glycoconjugate journal

authors： Casadesús AV,Fernández-Marrero Y,Clavell M,Gómez JA,Hernández T,Moreno E,López-Requena A

更新日期：2013-10-01 00:00:00