Results 81 to 90 of about 13,574 (319)

Controlling the Decoration of the Reduced Graphene Oxide Surface with Pyrene-Functionalized Gold Nanoparticles [PDF]

open access: yes, 2017
We exploited a non‐covalent approach based on π‐stacking interactions to address the formation of hybrids between pyrene‐functionalized gold nanoparticles (PyAuNPs) and reduced graphene oxide (RGO), in which the former are distributed homogeneously on
Abdolhosseinzadeh   +40 more
core   +2 more sources

Multivalent Siglec ligands

open access: yesCarbohydrate Research
Siglecs are proteins that play important biological roles, especially in the immune system. Intervention with Siglec recognition has potential for modulation of the immune system. Progress in the discovery of specific Siglec ligands combined with the use of multivalent platforms for these ligands has allowed effective intervention in various scenarios.
openaire   +2 more sources

Algorithmic Design of Disordered Networks With Arbitrary Coordination: Application to Biophotonics

open access: yesAdvanced Functional Materials, EarlyView.
Predictive Design of Disordered Networks: Disordered network‐like morphologies are abundant in nature, from cytoskeletal networks to bone structures and chalcogenide glasses. These structures are naturally hard to characterize. A new algorithmic tool extends the established Wooten–Weaire–Winer (WWW) algorithm to valencies above 4.
Florin Hemmann   +3 more
wiley   +1 more source

Mechanical stability of bivalent transition metal complexes analyzed by single-molecule force spectroscopy

open access: yesBeilstein Journal of Organic Chemistry, 2015
Multivalent biomolecular interactions allow for a balanced interplay of mechanical stability and malleability, and nature makes widely use of it. For instance, systems of similar thermal stability may have very different rupture forces.
Manuel Gensler   +4 more
doaj   +1 more source

The Role of Host Cell Glycans on Virus Infectivity: The SARS‐CoV‐2 Case

open access: yesAdvanced Science, 2023
Glycans are ubiquitously expressed sugars, coating the cell and protein surfaces. They are found on many proteins as either short and branched chains or long chains sticking out from special membrane proteins, known as proteoglycans.
Silvia Acosta‐Gutiérrez   +2 more
doaj   +1 more source

Optimizing the Selectivity of Surface-Adsorbing Multivalent Polymers. [PDF]

open access: yes, 2014
Multivalent polymers are macromolecules containing multiple chemical moieties designed to bind to complementary moieties on a target; for example, a protein with multiple ligands that have affinity for receptors on a cell surface.
Frenkel, Daan, Tito, Nicholas B
core   +1 more source

Bioactive Conductive Ti3C2Tx‐Ce Hydrogel Facilitates Spinal Cord Injury Repair Through ROS Scavenging and Mitochondrial Regulation

open access: yesAdvanced Functional Materials, EarlyView.
Bioactive conductive Ti3C2Tx‐Ce hydrogels with with scavenging ROS and alleviating neuronal mitochondrial dysfunction are exploited for SCI treatment. This functionality is attributed to interfacial activation modification of Ti3C2Tx with Ce3+ ions to in‐situ form Ce(OH)x‐mediated protective layer, which is beneficial to enabling stable intracellular ...
Weikang Wang   +12 more
wiley   +1 more source

Impact of Dendrimer Terminal Group Chemistry on Blockage of the Anthrax Toxin Channel: A Single Molecule Study

open access: yesToxins, 2016
Nearly all the cationic molecules tested so far have been shown to reversibly block K+ current through the cation-selective PA63 channels of anthrax toxin in a wide nM–mM range of effective concentrations.
Goli Yamini   +2 more
doaj   +1 more source

Dimeric and Multimeric DNA Aptamers for Highly Effective Protein Recognition

open access: yesMolecules, 2020
Multivalent interactions frequently occur in biological systems and typically provide higher binding affinity and selectivity in target recognition than when only monovalent interactions are operative.
Claudia Riccardi   +3 more
doaj   +1 more source

Multivalent glycosystems for nanoscience [PDF]

open access: yesBeilstein Journal of Organic Chemistry, 2014
Carbohydrates constitute the most abundant class of biomolecules on Earth. They are “global players” and indeed play many roles. They store energy and water. They serve as metabolic intermediates. They function as stable, raw materials or as intelligent, bioengineered products. They are even active in “social media”, that is, they mediate communication
openaire   +3 more sources

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