A sialidase activity in the midgut of the insect Triatoma infestans is responsible for the low levels of sialic acid in Trypanosoma cruzi growing in the insect vector.

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：:Protein N- and O-glycosylation are well known co- and post-translational modifications of immunoglobulins. Antibody glycosylation on the Fab and Fc portion is known to influence antigen binding and effector functions, respectively. To study associations between antibody glycosylation profiles and (patho) physiological...

journal_title：Glycobiology

authors： de Haan N,Falck D,Wuhrer M

更新日期：2020-03-20 00:00:00

abstract：:The endoplasmic reticulum malectin is a highly conserved protein in the animal kingdom that has no counterpart so far in lower organisms. We recently determined the structure of its conserved domain and found a highly selective binding to Glc(2)Man(9)GlcNAc(2), an intermediate of N-glycosylation. In our quest for puta...

journal_title：Glycobiology

authors： Schallus T,Fehér K,Sternberg U,Rybin V,Muhle-Goll C

更新日期：2010-08-01 00:00:00

abstract：:Spectrofluorimetry experiments using synthetic trisaccharides indicate that in compounds that display affinity for antithrombin III (AT-III), a unique trisaccharide sequence plays the key role in the early recognition, and the first step of AT-III activation. Added to previous observations, these new results suggest t...

journal_title：Glycobiology

authors： Petitou M,Barzu T,Herault JP,Herbert JM

更新日期：1997-04-01 00:00:00

abstract：:Immunoglobulin G (IgG) glycans are emerging as a new putative biomarker for biological age and different diseases, requiring a robust workflow for IgG glycome analysis, ideally beginning with a simple and undemanding sampling procedure. Here, we report the first comprehensive study on total N-glycans of IgG isolated f...

journal_title：Glycobiology

authors： Simunovic J,Vilaj M,Trbojevic-Akmacic I,Momcilovic A,Vuckovic F,Gudelj I,Juric J,Nakic N,Lauc G,Pezer M

更新日期：2019-11-20 00:00:00

abstract：:Neisseria meningitidis (Nm) is a leading cause of bacterial meningitis and sepsis. A key feature in pathogenicity is the capsular polysaccharide (CPS) that prevents complement activation and thus supports bacterial survival in the host. Twelve serogroups characterized by immunologically and structurally different CPSs...

journal_title：Glycobiology

authors： Fiebig T,Berti F,Freiberger F,Pinto V,Claus H,Romano MR,Proietti D,Brogioni B,Stummeyer K,Berger M,Vogel U,Costantino P,Gerardy-Schahn R

更新日期：2014-02-01 00:00:00

abstract：:O-Acetylglucuronoxylans (AcGX) in Arabidopsis thaliana carry acetyl residues on the 2-O and/or 3-O positions of the xylopyranosyl (Xylp) units, but the distribution of different O-acetylated Xylp units is partly unclear. We studied a possible correlation of xylan acetylation and the activities of different glycosyltra...

journal_title：Glycobiology

authors： Chong SL,Virkki L,Maaheimo H,Juvonen M,Derba-Maceluch M,Koutaniemi S,Roach M,Sundberg B,Tuomainen P,Mellerowicz EJ,Tenkanen M

更新日期：2014-06-01 00:00:00

abstract：:Isolation of glycopeptides utilizing hydrogen bonding between glycopeptide glycans and a carbohydrate-gel matrix in the organic phase is useful for site-specific characterization of oligosaccharides of glycoproteins, when combined with mass spectrometry. In this study, recovery of glycopeptides was improved by includi...

journal_title：Glycobiology

authors： Tajiri M,Yoshida S,Wada Y

更新日期：2005-12-01 00:00:00

abstract：:We have isolated beta-trace protein from cerebrospinal fluid, serum, plasma, and urine samples of normal volunteers and sera and hemofiltrate of patients with chronic renal failure. Blood-derived and urinary beta-trace have significantly higher molecular weights than their cerebrospinal fluid counterpart, the amino ac...

journal_title：Glycobiology

authors： Hoffmann A,Nimtz M,Conradt HS

更新日期：1997-06-01 00:00:00

abstract：:Angiogenesis is associated with growth, invasion, and metastasis of human solid tumors. Aberrant activation of endothelial cells and induction of microvascular permeability by a vascular endothelial growth factor (VEGF) receptor-2 (VEGFR-2) signaling pathway is observed in pathological angiogenesis including tumor, wo...

journal_title：Glycobiology

authors： Chung TW,Kim SJ,Choi HJ,Kim KJ,Kim MJ,Kim SH,Lee HJ,Ko JH,Lee YC,Suzuki A,Kim CH

更新日期：2009-03-01 00:00:00

abstract：:The product of p53-induced gene 1 is a member of the galectin family, i.e., galectin-7 (Gal-7). To move beyond structural data by X-ray diffraction, we initiated the study of the lectin by nuclear magnetic resonance (NMR) and circular dichroism spectroscopies, and molecular dynamics (MD) simulations. In concert, our r...

journal_title：Glycobiology

authors： Ermakova E,Miller MC,Nesmelova IV,López-Merino L,Berbís MA,Nesmelov Y,Tkachev YV,Lagartera L,Daragan VA,André S,Cañada FJ,Jiménez-Barbero J,Solís D,Gabius HJ,Mayo KH

更新日期：2013-05-01 00:00:00

abstract：:N-Acetylglucosaminyltransferase-IV (GnT-IV) has two isoenzymes, GnT-IVa and GnT-IVb, which initiate the GlcNAcbeta1-4 branch synthesis on the Manalpha1-3 arm of the N-glycan core thereby increasing N-glycan branch complexity and conferring endogenous lectin binding epitopes. To elucidate the physiological significance...

journal_title：Glycobiology

authors： Takamatsu S,Antonopoulos A,Ohtsubo K,Ditto D,Chiba Y,Le DT,Morris HR,Haslam SM,Dell A,Marth JD,Taniguchi N

更新日期：2010-01-01 00:00:00

abstract：:The enzyme UDP-N-acetylglucosamine: α-d-mannoside β-1-6 N-acetylglucosaminyltransferase V (GnT-V) catalyzes the transfer of GlcNAc from the UDP-GlcNAc donor to the α-1-6-linked mannose of the trimannosyl core structure of glycoproteins to produce the β-1-6-linked branching of N-linked oligosaccharides. β-1-6-GlcNAc-br...

journal_title：Glycobiology

authors： Janoš P,Kozmon S,Tvaroška I,Koca J

更新日期：2016-07-01 00:00:00

abstract：:Glycosylation is the most common post-translational modification of serum proteins, and changes in the type and abundance of glycans in human serum have been correlated with a growing number of human diseases. While the glycosylation pattern of human serum is well studied, little is known about the profiles of other m...

journal_title：Glycobiology

authors： Behrens AJ,Duke RM,Petralia LM,Harvey DJ,Lehoux S,Magnelli PE,Taron CH,Foster JM

更新日期：2018-11-01 00:00:00

abstract：:The evolutionarily conserved Notch signaling pathway plays broad and important roles during embryonic development and in adult tissue homeostasis. Unlike most other pathways used during animal development, Notch signaling does not rely on second messengers and intracellular signaling cascades. Instead, pathway activat...

journal_title：Glycobiology

authors： Jafar-Nejad H,Leonardi J,Fernandez-Valdivia R

更新日期：2010-08-01 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：: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：:Blood dendritic cell antigen 2 (BDCA-2) is a C-type lectin found on the surface of plasmacytoid dendritic cells. It functions as a glycan-binding receptor that downregulates the production of type I interferons and thus plays a role in oligosaccharide-mediated immunomodulation. The carbohydrate recognition domain in B...

journal_title：Glycobiology

authors： Kim JW,Budzak J,Liu Y,Jégouzo SAF,Drickamer K,Taylor ME

更新日期：2018-08-01 00:00:00

abstract：:Artocarpus lakoocha agglutinin (ALA), isolated from the seeds of A. lakoocha fruit, is a galactose-binding lectin and a potent mitogen of T and B cells. Knowledge obtained from previous studies on the affinity of ALA was limited to molecular and submolecular levels of Galbeta1-->3GalNAc (T) and its derivatives. In the...

journal_title：Glycobiology

authors： Singh T,Chatterjee U,Wu JH,Chatterjee BP,Wu AM

更新日期：2005-01-01 00:00:00

abstract：:The transplantation of organs from lower animals such as pigs into humans is prevented by a severe rejection reaction initiated by complement fixing xenoreactive natural antibodies. Most anti-pig xenoreactive natural antibodies in humans are thought to recognize Gal alpha 1-3Gal beta 1-4GlcNAc and are also thought to ...

journal_title：Glycobiology

authors： Parker W,Lateef J,Everett ML,Platt JL

更新日期：1996-07-01 00:00:00

abstract：:Diabetes mellitus was induced in one group of rats by a single injection of streptozotocin. The glycemia, the body weight, and the blood systolic pressure were measured every week, and the 24 h urine volume and urinary excretions of creatinine, albumin and glycosaminoglycans were measured every 2 weeks. At the end of ...

journal_title：Glycobiology

authors： Cadaval RA,Kohlman O,Michelacci YM

更新日期：2000-02-01 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：:We have generated a monoclonal antibody (R-10G) specific to human induced pluripotent stem (hiPS)/embryonic stem (hES) cells by using hiPS cells (Tic) as an antigen, followed by differential screening of mouse hybridomas with hiPS and human embryonal carcinoma (hEC) cells. Upon western blotting with R-10G, hiPS/ES cel...

journal_title：Glycobiology

authors： Kawabe K,Tateyama D,Toyoda H,Kawasaki N,Hashii N,Nakao H,Matsumoto S,Nonaka M,Matsumura H,Hirose Y,Morita A,Katayama M,Sakuma M,Kawasaki N,Furue MK,Kawasaki T

更新日期：2013-03-01 00:00:00

abstract：:Epithelial cells in the lining of the intestines play critical roles in maintaining homeostasis while challenged by dynamic and sudden changes in luminal contents. Given the high density of glycosylation that encompasses their extracellular surface, environmental changes may lead to extensive reorganization of membran...

journal_title：Glycobiology

authors： Park D,Xu G,Barboza M,Shah IM,Wong M,Raybould H,Mills DA,Lebrilla CB

更新日期：2017-09-01 00:00:00

abstract：:Chitin oligosaccharides (COs) play a role in plant development and are presumed to affect body plan formation during vertebrate embryogenesis. The mechanisms of COs recognition and cellular processes underlying embryonic development are still not understood. We analyze the possible link with the mitogen-activated prot...

journal_title：Glycobiology

authors： Snaar-Jagalska BE,Krens SF,Robina I,Wang LX,Spaink HP

更新日期：2003-10-01 00:00:00

abstract：:The endoplasmic reticulum (ER) quality control system ensures that newly synthesized proteins in the early secretory pathway are in the correct conformation. Polypeptides that have failed to fold into native conformers are subsequently retrotranslocated and degraded by the cytosolic ubiquitin-proteasome system, a proc...

journal_title：Glycobiology

authors： Hosokawa N,Kamiya Y,Kato K

更新日期：2010-06-01 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：:Mechanisms for nonenzymatic protein glycation have been extensively studied albeit with an emphasis at the later stages that gives rise to advanced glycation end products. No detailed investigation of the initial, noncovalent binding of d-glucose to human hemoglobin A (HbA) exists in the literature. Although anionic m...

journal_title：Glycobiology

authors： Clark SL,Santin AE,Bryant PA,Holman R,Rodnick KJ

更新日期：2013-11-01 00:00:00

abstract：:We have developed a new method to co-localize multiple glycosyl transferases in different Golgi compartments. The approach relies on the proven ability of intact, sealed rat liver Golgi preparations to concentrate exogenous labeled sugar nucleotides into the lumen where they glycosylate either endogenous or artificial...

journal_title：Glycobiology

authors： Etchison JR,Freeze HH

更新日期：1996-03-01 00:00:00

abstract：:Glycosaminoglycan (GAG) assembly initiates through the formation of a linkage tetrasaccharide region serving as a primer for both chondroitin sulfate (CS) and heparan sulfate (HS) chain polymerization. A possible role for sulfation of the linkage structure and of the constitutive disaccharide unit of CS chains in the ...

journal_title：Glycobiology

authors： Gulberti S,Jacquinet JC,Chabel M,Ramalanjaona N,Magdalou J,Netter P,Coughtrie MW,Ouzzine M,Fournel-Gigleux S

更新日期：2012-04-01 00:00:00