Results 31 to 40 of about 10,995 (256)

Mass Spectrometry in the Elucidation of the Glycoproteome of Bacterial Pathogens [PDF]

open access: yes, 2010
Presently some three hundred post-translational modifications are known to occur in bacteria in vivo. Many of these modifications play critical roles in the regulation of proteins and control key biological processes.
Graham, Robert L. J., Hess, Sonja
core   +1 more source

Sialic acid mediated mechanical activation of β2 adrenergic receptors by bacterial pili

open access: yesNature Communications, 2019
Meningococcus utilizes β-arrestin selective activation of endothelial cell β2 adrenergic receptor (β2AR) to cause meningitis in humans. Here authors report that Meningococcus triggers β2AR signaling by exerting forces on β2AR glycans that terminally ...
Zoe Virion   +11 more
doaj   +1 more source

Anti-Helicobacter pylori activity of crude N-acetylneuraminic acid isolated from glycomacropeptide of whey

open access: yesLaboratory Animal Research, 2016
Helicobacter pylori colonizes the gastric mucosa of about half of the world’s population, causing chronic gastritis and gastric cancer. An increasing emergence of antibiotic-resistant H. pylori arouses demand on alternative non-antibiotic-based therapies.
Dong-Jae Kim   +6 more
doaj   +1 more source

Glycosylated proteins preserved over millennia: N-glycan analysis of Tyrolean Iceman, Scythian Princess and Warrior. [PDF]

open access: yes, 2014
An improved understanding of glycosylation will provide new insights into many biological processes. In the analysis of oligosaccharides from biological samples, a strict regime is typically followed to ensure sample integrity.
An, Hyun Joo   +11 more
core   +1 more source

Immune response to racotumomab in a child with relapsed neuroblastoma

open access: yesFrontiers in Oncology, 2012
Immunotherapy targeting ganglioside antigens is a powerful tool for the treatment of high risk neuroblastoma. However, only treatment with anti-GD2 antibodies has been used in clinical practice and other options may be pursued.
CLAUDIA VANESA SAMPOR   +11 more
doaj   +1 more source

Ferrets exclusively synthesize Neu5Ac and express naturally humanized influenza A virus receptors [PDF]

open access: yes, 2014
Mammals express the sialic acids ​N-acetylneuraminic acid (​Neu5Ac) and ​N-glycolylneuraminic acid (​Neu5Gc) on cell surfaces, where they act as receptors for pathogens, including influenza A virus (IAV). ​Neu5Gc is synthesized from ​Neu5Ac by the enzyme
Böhm, Raphael   +14 more
core   +1 more source

The impact of the butterfly effect on human parainfluenza virus haemagglutinin-neuraminidase inhibitor design

open access: yesScientific Reports, 2017
Human parainfluenza viruses represent a leading cause of lower respiratory tract disease in children, with currently no available approved drug or vaccine.
Larissa Dirr   +4 more
doaj   +1 more source

Preparation of radioactive Tay-Sachs ganglioside labeled in the sialic acid moiety

open access: yesJournal of Lipid Research, 1970
A procedure is described for the preparation of Tay-Sachs ganglioside specifically labeled in the sialic acid portion of the molecule. Rat brain gangliosides were labeled biosynthetically by the intracranial injection of N-acetyl-(3)H-D-mannosamine ...
E.H. Kolodny   +3 more
doaj   +1 more source

Sphingolipid composition of human platelets

open access: yesJournal of Lipid Research, 1973
Total lipid extracts from washed trypsinized human platelets were fractionated into neutral lipids, glycosphingolipids, and phosphclipids by silicic acid chromatography.
Robert V.P. Tao   +2 more
doaj   +1 more source

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