Modification of sialic acids by 9-O-acetylation is detected in human leucocytes using the lectin property of influenza C virus.

abstract：:Porcine intestinal mucosal heparan sulfate was exhaustively depolymerized on a large scale using heparin lyase II (heparinase II) or heparin lyase III (heparitinase, EC 4.2.2.8). The oligosaccharide mixtures formed with each enzyme were fractionated by low pressure gel permeation chromatography. Size-uniform mixtures ...

journal_title：Glycobiology

authors： Hileman RE,Smith AE,Toida T,Linhardt RJ

更新日期：1997-03-01 00:00:00

abstract：:Glycopeptides representing individual N-glycosylation sites of the heterodimeric glycoprotein hormone human chorionic gonadotrophin (hCG) were obtained from subunits hCG alpha (N-glycosylated at Asn-52 and Asn-78) and hCG beta (N-glycosylated at Asn-13 and Asn-30) by digestion with trypsin and chymotrypsin, respective...

journal_title：Glycobiology

authors： Weisshaar G,Hiyama J,Renwick AG

更新日期：1991-09-01 00:00:00

abstract：:The human anticoagulant factor, Protein C, is a plasma glycoprotein that has reported anti-ischaemic and anti-inflammatory properties. To explore potential mechanisms for these reported activities, we examined the effect of Protein C on the process of cell adhesion to vascular endothelial cells, which plays a critical...

journal_title：Glycobiology

authors： Grinnell BW,Hermann RB,Yan SB

更新日期：1994-04-01 00:00:00

abstract：:Sulfated O-linked oligosaccharides from the sea urchin egg receptor have been shown to bind to acrosome-reacted sperm and to inhibit fertilization in a competitive bioassay. However, the inhibitory activity of these isolated chains was much lower than that of a recombinant protein representing a portion of the extrace...

journal_title：Glycobiology

authors： Dhume ST,Stears RL,Lennarz WJ

更新日期：1996-01-01 00:00:00

abstract：:Circulating leukocytes that express selectin ligands such as the carbohydrate epitope sialyl Lewis X (sLeX) may interact with endothelial selectins, resulting in transmigration of the leukocyte across the endothelial wall to adjacent tissue. Due to the potential of selectin-ligand interactions as targets in viral path...

journal_title：Glycobiology

authors： Nordén R,Nyström K,Aurelius J,Brisslert M,Olofsson S

更新日期：2013-03-01 00:00:00

abstract：:CMP-beta-N-acetylneuraminic acid (CMP-neuNAc) is the substrate for the sialylation of glycoconjugates by sialyltransferases in microbes and higher eukaryotes. CMP-neuNAc synthetase catalyzes the formation of this substrate, CMP-neuNAc, from CTP and neuNAc. In this report we describe the purification of CMP-neuNAc synt...

journal_title：Glycobiology

authors： Vionnet J,Concepcion N,Warner T,Zapata G,Hanover J,Vann WF

更新日期：1999-05-01 00:00:00

abstract：:Algal fucoidan is an alpha-L-fucose-based polysaccharide endowed with important biological properties for which the structure has not yet been fully elucidated. In an attempt to implement new enzymatic tools for structural study of this polysaccharide, we have found a fucosidase activity in the digestive glands of the...

journal_title：Glycobiology

authors： Berteau O,McCort I,Goasdoué N,Tissot B,Daniel R

更新日期：2002-04-01 00:00:00

abstract：:The glycobiology of the cestodes, a class of parasitic flatworms, is still largely unexplored. An important cestode species is Echinococcus granulosus, the tissue-dwelling larval stage of which causes hydatid disease. The E. granulosus larva is protected from the host by a massive mucin-based extracellular matrix term...

journal_title：Glycobiology

authors： Lin G,Todeschini AR,Koizumi A,Neves JL,González H,Dematteis S,Hada N,Previato JO,Ferreira F,Mendonça-Previato L,Díaz A

更新日期：2013-04-01 00:00:00

abstract：:Aspartic protease, widely used as a milk-coagulating agent in industrial cheese production, contains three potential N-glycosylation sites. In this study, we report the characterization of N-linked oligosaccharides on recombinant aspartic protease secreted from the methylotrophic yeast Pichia pastoris using a combinat...

journal_title：Glycobiology

authors： Montesino R,Nimtz M,Quintero O,García R,Falcón V,Cremata JA

更新日期：1999-10-01 00:00:00

abstract：:Affinity-purified glycopeptides were prepared from Trypanosoma cruzi using the carbohydrate-specific monoclonal antibody WIC29.26. These glycopeptides contain rhamnose, fucose, xylose, and galactose, in the ratio 1:1:2:3. A series of oligosaccharides was released from the glycopeptides by mild acid hydrolysis, while, ...

journal_title：Glycobiology

authors： Haynes PA,Ferguson MA,Cross GA

更新日期：1996-12-01 00:00:00

abstract：:Many mannose-binding proteins inhibit divergent strains of human immunodeficiency virus type 1 (HIV-1) in in vitro models of viral infectivity, suggesting that targeting mannose residues in vaccine applications might offset the strain restriction typically observed in antibody responses to HIV vaccine preparations. Co...

journal_title：Glycobiology

authors： Pashov A,MacLeod S,Saha R,Perry M,VanCott TC,Kieber-Emmons T

更新日期：2005-10-01 00:00:00

abstract：:The synthesis of the common and well-documented Siaalpha 2,6 to Galbeta 1,4GlcNAc structure (Sia6LacNAc) is principally mediated by the sialyltransferase ST6Gal I, which is particularly highly expressed in liver, lactating mammary gland, intestinal epithelia of newborn animals, and B cells. Multiple independent promot...

journal_title：Glycobiology

authors： Appenheimer MM,Huang RY,Chandrasekaran EV,Dalziel M,Hu YP,Soloway PD,Wuensch SA,Matta KL,Lau JT

更新日期：2003-08-01 00:00:00

abstract：:Despite the controversy regarding the importance of protein N-linked glycosylation in species of the genus Plasmodium, genes potentially encoding core subunits of the oligosaccharyltransferase (OST) complex have already been characterized in completely sequenced genomes of malaria parasites. Nevertheless, the currentl...

journal_title：Glycobiology

authors： Tamana S,Promponas VJ

更新日期：2019-05-01 00:00:00

abstract：:To investigate the developmental role of complex N-linked oligosaccharides, we previously inactivated the mouse Mgat1 gene which encodes UDP-N-acetylglucosamine: alpha-3-D-mannoside beta-1,2-N-acetylglucosaminyltransferase I (GlcNAc-TI). Mgat1-null embryos developed morphogenic abnormalities by embryonic day (E) 9.5 a...

journal_title：Glycobiology

authors： Campbell RM,Metzler M,Granovsky M,Dennis JW,Marth JD

更新日期：1995-07-01 00:00:00

abstract：:Trichomonad species are widespread unicellular flagellated parasites of vertebrates which interact with their hosts through carbohydrate-lectin interactions. In the past, some data have been accumulated regarding their lipo(phospho)glycans, a major glycoconjugate on their cell surfaces; on the other hand, other than b...

journal_title：Glycobiology

authors： Paschinger K,Hykollari A,Razzazi-Fazeli E,Greenwell P,Leitsch D,Walochnik J,Wilson IB

更新日期：2012-02-01 00:00:00

abstract：:Asparagine-linked (N-linked) protein glycosylation has been observed in all domains of life, including most recently in bacteria and is now widely considered a universal post-translational modification. However, cell-based production of homogeneous glycoproteins for laboratory and preparative purposes remains a signif...

journal_title：Glycobiology

authors： Guarino C,DeLisa MP

更新日期：2012-05-01 00:00:00

abstract：:We have recently demonstrated that the mannose-binding lectins, namely banana lectin (BL) and garlic lectin (GL), interacted with the insulin receptors on M210B4 cells--an established mesenchymal cell line of murine marrow origin--and initiate mitogen-activated protein kinase kinase (MEK)-dependent extracellular signa...

journal_title：Glycobiology

authors： Bajaj M,Hinge A,Limaye LS,Gupta RK,Surolia A,Kale VP

更新日期：2011-04-01 00:00:00

abstract：:Hypertrophy is central to several heart diseases; however, not much is known about the role of glycosphingolipids (GSLs) in this phenotype. Since GSLs have been accorded several physiological functions, we sought to determine whether these compounds affect cardiac hypertrophy. By using a rat cardiomyoblast cell line, ...

journal_title：Glycobiology

authors： Mishra S,Chatterjee S

更新日期：2014-06-01 00:00:00

abstract：:O-antigen (O-polysaccharide), a part of the outer membrane of Gram-negative bacteria, is one of the most variable cell constituents and is related to bacterial virulence. O-antigen diversity is almost entirely due to genetic variations in O-antigen gene clusters. In this study, the O-polysaccharide structures of Salmo...

journal_title：Glycobiology

authors： Liu B,Perepelov AV,Svensson MV,Shevelev SD,Guo D,Senchenkova SN,Shashkov AS,Weintraub A,Feng L,Widmalm G,Knirel YA,Wang L

更新日期：2010-06-01 00:00:00

abstract：:Glycation of immunoglobulin G (IgG) can result from incubation with a reducing sugar in vitro or during circulation in vivo. Upon injection of a recombinantly produced human therapeutic IgG into humans, changes in the glycation levels could be observed as a function of circulation time. Mass changes on the individual ...

journal_title：Glycobiology

authors： Goetze AM,Liu YD,Arroll T,Chu L,Flynn GC

更新日期：2012-02-01 00:00:00

abstract：:The N-glycans have been removed by peptide-N-glycosidase F (PNGase F) from purified human non-secretory RNases derived from kidney, liver and spleen. The spleen RNase was purified by two procedures, one of which did not include the usual acid treatment step (0.25 M H2SO4, 45 min, 4 degrees C), to determine if acid tre...

journal_title：Glycobiology

authors： Lawrence CW,Little PA,Little BW,Glushka J,van Halbeek H,Alhadeff JA

更新日期：1993-06-01 00:00:00

abstract：:Glycosyltransferases, usually residing within the intracellular secretory apparatus, also circulate in the blood. Many of these blood-borne glycosyltransferases are associated with pathological states, including malignancies and inflammatory conditions. Despite the potential for dynamic modifications of glycans on dis...

journal_title：Glycobiology

authors： Lee-Sundlov MM,Ashline DJ,Hanneman AJ,Grozovsky R,Reinhold VN,Hoffmeister KM,Lau JT

更新日期：2017-01-01 00:00:00

abstract：:Elevated ammonium concentrations in the medium of cultivated cells have been shown to increase the intracellular levels of uridine-5'-diphospho-N-acetylglucosamine (UDP-GlcNAc) and uridine-5'-diphospho-N-acetylgalactosamine (UDP-GalNAc; Ryll et al., 1994). These sugar nucleotides are substrates for glycosyltransferase...

journal_title：Glycobiology

authors： Gawlitzek M,Papac DI,Sliwkowski MB,Ryll T

更新日期：1999-02-01 00:00:00

abstract：:At weaning, the intestinal mucosa surface glycans change from predominantly sialylated to fucosylated. Intestinal adaptation from milk to solid food is regulated by intrinsic and extrinsic factors. The contribution by glucocorticoid, an intrinsic factor, and colonization by microbiota, an extrinsic factor, was measure...

journal_title：Glycobiology

authors： Nanthakumar NN,Meng D,Newburg DS

更新日期：2013-10-01 00:00:00

abstract：:Cancer-derived heat shock protein gp96 induces a tumor-specific protective immune response primarily mediated by cytotoxic T lymphocytes (CTL) directed toward cancer-associated peptides associated with gp96. Both innate and adaptive immune responses have been demonstrated using a cell culture-based signaling mechanism...

journal_title：Glycobiology

authors： Suriano R,Ghosh SK,Chaudhuri D,Mittelman A,Banerjee A,Tiwari RK

更新日期：2009-12-01 00:00:00

abstract：:Galectins are a sub-family of lectins, defined by their highly conserved beta-sandwich structures and ability to bind to beta-galactosides, like Gal beta1-4 Glc (lactose). Here, we used (15)N-(1)H HSQC and pulse field gradient (PFG) NMR spectroscopy to demonstrate that galectin-1 (gal-1) binds to the relatively large ...

journal_title：Glycobiology

authors： Miller MC,Klyosov A,Mayo KH

更新日期：2009-09-01 00:00:00

abstract：:The Neu1 locus, in the S region of the murine histocompatibility-2 complex, regulates the sialic acid content of several liver lysosomal enzymes. Three alleles, Neu1a, Neu1b, and Neu1c, have been described on the basis of differential sialylation of the enzyme liver acid phosphatase. The Neu1a allele occurs in a small...

journal_title：Glycobiology

authors： Carrillo MB,Milner CM,Ball ST,Snoek M,Campbell RD

更新日期：1997-10-01 00:00:00

abstract：:Heparan sulfate/heparin N-deacetylase/N-sulfotransferase-1 (NDST-1) is a critical enzyme involved in heparan sulfate/heparin biosynthesis. This dual-function enzyme modifies the GlcNAc-GlcA disaccharide repeating sugar backbone to make N-sulfated heparosan. N-sulfation is an absolute requirement for the subsequent epi...

journal_title：Glycobiology

authors： Saribaş AS,Mobasseri A,Pristatsky P,Chen X,Barthelson R,Hakes D,Wang J

更新日期：2004-12-01 00:00:00

abstract：:There has been a recent explosion in the identification of neuromuscular diseases caused by mutations in genes that affect carbohydrate metabolism or protein glycosylation. A number of these findings relate to defects in the glycosylation of alpha dystroglycan. Alpha dystroglycan is an essential component of the dystr...

journal_title：Glycobiology

authors： Martin PT,Freeze HH

更新日期：2003-08-01 00:00:00

abstract：:Detailed structural and functional studies over the last decade have led to current recognition of the mycobacterial lipoarabinomannan (LAM) as a phosphatidylinositol anchored lipoglycan with diverse biological activities. Fatty acylation has been demonstrated to be essential for LAM to maintain its functional integri...

journal_title：Glycobiology

authors： Chatterjee D,Khoo KH

更新日期：1998-02-01 00:00:00