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Advances in hydrogels based on dynamic covalent bonding and prospects for its biomedical application
Dynamic covalent bondAdvanced techniques Preparation Application
2024/1/19
In the past few decades, hydrogels based on dynamic covalent bonding (DCB) have attracted extensive attention and exploration with the rapid development of polymer science and life science disciplines...
High-strength and self-healable poly (acrylic acid) /chitosan hydrogel with organic-inorganic hydrogen bonding networks
Self-healing hydrogel Hydrogen bonding Organic-inorganic
2023/12/8
Bentonite?is a natural clay mineral with high cationic exchange properties and plays an important role in organic-inorganic composite hydrogels. We report an organic-inorganic cross-linked self-healin...
Self-Healable and Super-Tough Double-Network Hydrogel Fibers from Dynamic Acylhydrazone Bonding and Supramolecular Interactions
hydrogel fiber iota carrageenan dynamic covalent bond double network self-healing
2023/11/30
Macroscopic hydrogel fibers are highly desirable for smart textiles, but the fabrication of self-healable and super-tough covalent/physical double-network hydrogels is rarely reported. Herein, copolym...
Low-cost electrochemical filtration carbon membrane prepared from coal via self-bonding
Electrochemical filtration carbon membrane Caking coal Self-bonding Organic pollutants Oxidation mechanism
2023/6/19
Electrochemical filtration membranes are highly effective for wastewater treatment. However, their relatively high production cost may limit their large-scale production and industrial application. In...
The contribution contains results of bonded joints strength tests. The tests were carried out according to the modified standard ČSN EN 1465 (66 8510):2009. The spruce three-ply wood of 4 mm thic...
Sensory factors involved in mother-young bonding in sheep:a review
ewe-lamb bond welfare recognition olfactory vocalisation vision
2016/12/8
The aim of this review is to discuss sensory recognition (olfaction, vision, vocalisation, hearing and direct contact) in relation to the ewe-lamb bond, and the relevance of this information for anima...
Measuring Electrostatic Fields in Both Hydrogen Bonding and non-Hydrogen Bonding Environments using Carbonyl Vibrational Probes
Ribonucleases Molecular Probes Protein Conformation Vibration Acetophenones Molecular Dynamics Simulation Static Electricity Hydrogen Bonding Solvents
2016/5/25
Vibrational probes can provide a direct readout of the local electrostatic field in complex molecular environments, such as protein binding sites and enzyme active sites. This information provides an ...
Decomposition of Vibrational Shifts of Nitriles into Electrostatic and Hydrogen-Bonding Effects
Pseudomonas putida Nitriles Steroid Isomerases Spectrophotometry, Infrared Magnetic Resonance Spectroscopy Catalytic Domain Hydrogen Bonding Vibration Static Electricity
2016/5/25
Infrared (IR) band shifts of isolated vibrational transitions can serve as quantitative and directional probes of local electrostatic fields, due to the vibrational Stark effect. However, departures f...
Hydrogen Bonding Modulates Binding of Exogenous Ligands in a Myoglobin Proximal Cavity Mutant
Alanine Amino Acid Substitution Animals Binding Sites Glycine Histidine Hydrogen Bonding Imidazoles Ligands Macromolecular Substances Metmyoglobin Models, Chemical Mutagenesis, Insertional Myoglobin Nitric Oxide Nuclear Magnetic Resonance,Biomolecular Protons Serine Threonine Whales
2016/5/23
In the sperm whale myoglobin mutant H93G, the proximal histidine is replaced by glycine, leaving a cavity in which exogenous imidazole can bind and ligate the heme iron (Barrick, D. (1994) Biochemistr...
Spectroscopic Study of Ser92 Mutants of Human Myoglobin:Hydrogen Bonding Effect of Ser92 to Proximal His93 on Structure and Property of Myoglobin
Carbon Monoxide Cyanides Escherichia coli Ferric Compounds Ferrous Compounds Histidine Humans Hydrogen Bonding Magnetic Resonance Spectroscopy Mutagenesis Myoglobin Myoglobin Oxygen Polymerase Chain Reaction Recombinant Fusion Proteins Serine Serine Spectrophotometr Spectrum Analysis, Raman Structure-Activity Relationship
2016/5/23
Neutron diffraction studies have demonstrated that the hydroxyl group oxygen of Ser92(F7) is hydrogen bonded to the proximal His93(48) N epsilon H proton in myoglobin (Mb) [Cheng, X., & Shoenborn, B. ...
Bonding, Bridging, and Becoming a Teacher: Student Cohorts and Teacher Identity
Teacher Identity Student
2015/9/16
This research examines the effects of social capital on teacher identity in a sample of undergraduate after-degree education students who took most or all of their courses together as a cohort. A theo...
Making the Connection:Social Bonding in Courtship Situations
Making the Connection Social Bonding Courtship Situations
2015/6/10
Sociologists have long argued that the force of a social bond resides in a sense of interpersonal connection. This is especially true for initial courtship encounters when pairs report a sense of inte...
What Makes the Bonding Stick? A Natural Experiment Involving the U.S. Supreme Court and Cross-Listed Firms
Judgments Learning Business Processes Organizational Culture Failure Performance Improvement Opportunities Complexity
2015/4/24
On March 29, 2010, the U.S. Supreme Court signaled its intention to geographically limit the reach of the U.S. securities antifraud regime and thus differentially exclude U.S.-listed foreign firms fro...
Impact of Schools' Social Bonding on Chronic Truancy: Perceptions of Middle School Principals
Hirschi Social Control Theory attendance
2015/1/12
No longer is the family the only unit of care for children and their education; schools are now the primary unit of education and are responsible for at least 6-8 hours of student connectedness. Yet, ...
The active site chemistry of factor inhibiting HIF-1, coordination, bonding, and reaction
Pure sciences Autohydroxylation Factor inhibiting HIF Iron center coordination
2014/12/10
Oxygen is vital for aerobic life. A shortage of oxygen can produce disastrous outcomes to cellular functions. To avoid this, eukaryotic cells developed an oxygen sensing machinery of which the key com...