Results 51 to 60 of about 465,990 (261)

Structure-Activity Relationships of Bioengineered Heparin/Heparan Sulfates Produced in Different Bioreactors

open access: yesMolecules, 2017
Heparin and heparan sulfate are structurally-related carbohydrates with therapeutic applications in anticoagulation, drug delivery, and regenerative medicine.
Ha Na Kim   +2 more
doaj   +1 more source

Effects of receptor clustering on ligand dissociation: Theory and simulations [PDF]

open access: yesBiophys. J. 89 (2005) 3685, 2004
Receptor-ligand binding is a critical first step in signal transduction and the duration of the interaction can impact signal generation. In mammalian cells, clustering of receptors may be facilitated by heterogeneous zones of lipids, known as lipid rafts.
arxiv   +1 more source

The role of heparan sulfate in enhancing the chemotherapeutic response in triple-negative breast cancer. [PDF]

open access: yesBreast Cancer Res
Background Breast cancer, one of the most common forms of cancer, is associated with the highest cancer-related mortality among women worldwide. In comparison to other types of breast cancer, patients diagnosed with the triple-negative breast cancer ...
Manouchehri JM   +12 more
europepmc   +2 more sources

Evidence for the role of proteoglycans in cation-mediated gene transfer [PDF]

open access: yes, 1996
We report evidence that gene complexes, consisting of polycations and plasmid DNA enter cells via binding to membrane-associated proteoglycans. Treatment of HeLa cells with sodium chlorate, a potent inhibitor of proteoglycan sulfation, reduced luciferase
Baldeschwieler, John D.   +1 more
core   +1 more source

Heparan Sulfate Identification and Characterisation: Method II. Enzymatic Depolymerisation and SAX-HPLC Analysis to Determine Disaccharide Composition

open access: yesBio-Protocol, 2017
Heparan sulfate (HS) is purified from complex matrices and often not fully characterised to validate its assignment. The characterisation of heparins and heparan sulfates through enzymatic depolymerisation and subsequent strong anion-exchange high ...
Susan Carnachan, Simon F.R. Hinkley
doaj   +1 more source

Circulating heparan sulfate fragments mediate septic cognitive dysfunction

open access: yesJournal of Clinical Investigation, 2019
Septic patients frequently develop cognitive impairment that persists beyond hospital discharge. The impact of sepsis on electrophysiological and molecular determinants of learning is underexplored.
J. Hippensteel   +16 more
semanticscholar   +1 more source

Graft glycocalyx degradation in human liver transplantation.

open access: yesPLoS ONE, 2019
ObjectiveIschaemia/reperfusion-injury degrades endothelial glycocalyx. Graft glycocalyx degradation was studied in human liver transplantation.MethodsTo assess changes within the graft, blood was drawn from portal and hepatic veins in addition to ...
Arie Passov   +6 more
doaj   +1 more source

Three-fold mechanism of inhibition of SARS-CoV-2 infection by the interaction of the spike glycoprotein with heparin [PDF]

open access: yesarXiv, 2021
Heparin has been found to have antiviral activity against SARS-CoV-2. Here, by means of sliding window docking, molecular dynamics simulations and biochemical assays, we investigate the binding mode of heparin to the virus spike glycoprotein and the molecular basis for its antiviral activity.
arxiv  

N-terminal syndecan-2 domain selectively enhances 6-O heparan sulfate chains sulfation and promotes VEGFA165-dependent neovascularization

open access: yesNature Communications, 2019
The proteoglycan Syndecan-2 (Sdc2) has been implicated in regulation of cytoskeleton organization, integrin signaling and developmental angiogenesis in zebrafish.
F. Corti   +11 more
semanticscholar   +1 more source

Homeostatic and Tissue Reparation Defaults in Mice Carrying Selective Genetic Invalidation of CXCL12/Proteoglycan Interactions. [PDF]

open access: yes, 2012
International audienceBACKGROUND: Interaction with heparan sulfate proteoglycans is supposed to provide chemokines with the capacity to immobilize on cell surface and extracellular matrix for accomplishing both tissue homing and signaling of attracted ...
Arenzana-Seisdedos, Fernando   +11 more
core   +3 more sources

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