Abstract Nowadays, the need for bio‐implants, which can gradually degrade after fulfilling therapeutic tasks is continuously increasing. Under such situation, magnesium (Mg) and its alloys have been proposed intensively studied as new‐generation medical implants due to their favorable biodegradability biocompatibility. However, swift corrosion in physiological environments always cause an early fracture further surgical failure, greatly hindering broad applications. Therefore, great efforts...

Abstract The preparation of monodisperse Pickering emulsions currently can only be achieved using microfluidics or membrane emulsification, limiting its widespread applications in many fields. Here, by simply introducing naturally occurring pollen grains during mechanical it becomes extremely feasible to fabricate uniform emulsions. process shearing and turbulence leads a constant reduction the size droplets dispersed phase. robust exine continuous phase enables them retain their structural...

As common complications of diabetes, long-term hyperglycemia and inflammatory infiltration often lead to prolonged unhealing chronic diabetic wounds. The natural hydrogel-containing plant polysaccharides were recorded have effective hypoglycemic anti-inflammatory effects. This study focused on the accelerating effect wound healing hydrogels doped with Dioscorea opposita polysaccharide (DOP)─calcium carbonate (CaCO3) microspheres, which glucose-responsive insulin release hydrogel defined as...

Methods based on double emulsions for producing porous microspheres have gained popularity as an effective and adaptable strategy. However, these are frequently composed of organic polymers that lack sufficient mechanical strength. Additionally, the conventional two-step process use surfactants present notable challenges. A promising solution is to replace traditional with inorganic particles, utilizing a Pickering emulsion approach. Herein, we introduced one-step approach creating...

Current research on the antifouling mechanisms of "electrically neutral" polymer brushes predominantly emphasizes thermodynamically unfavorable short-range interactions. However, our study reveals critical importance long-range By utilizing zwitterionic poly(carboxybetaine methacrylate) (PCBMA) and nonionic poly[oligo(ethylene glycol) methyl ether methacrylate] (POEGMA) as model systems, we employed total internal reflection microscopy (TIRM) to directly measure interactions with...

Guided bone regeneration (GBR) therapy demonstrates a prominent curative effect on the management of craniomaxillofacial (CMF) defects. In this study, GBR membrane consisting microporous layer and struvite-nanowire-doped fibrous is constructed via non-solvent induced phase separation, followed by an electrospinning procedure to treat critical-sized calvarial The shows selective permeability for excluding rapid-growing non-osteogenic tissues potential wound stabilization. nanowire-like...

Guided bone regeneration (GBR) technique using a barrier membrane holds great potential to allow the single-stage reconstruction of critical-sized defects. Here, bioactive nanoneedle-like magnesium oxychloride ceramics (MOCs) are synthesized and recruited as an osteoinductive factor within polycaprolactone-gelatin A (PCL-GelA) membranous matrix generate periosteum-mimicking biphasic GBR (PCL-GelA/MOC) accelerate calvarial defect repair. The PCL-GelA/MOC acts shield for areas reservoir...

Poly(N-isopropylacrylamide)-based microgels are soft and deformable colloids, which can swell shrink in response to external stimuli such as temperature or pH, making them suitable for various industries. Herein, poly(styrene-co-N-isopropylacrylamide) with varying softness were synthesized through the doping of different proportions styrene into their network structure. Rheological tests revealed that deformability, surface charge, wettability precisely regulated adjustments levels. As molar...

This paper conducts an in-depth study on anti-lock braking technology in electronic hydraulic systems, focusing a road-surface recognition algorithm based fitted curves and slip-rate control method sliding-mode variable structure. Firstly, using is proposed, which extracts characteristic information by fitting the μ-λ curve, achieving accurate identification of different conditions providing optimal slip rates for subsequent control. Secondly, strategy structure designed to achieve during...

Up to eight redox-active ferrocenyl units have been incorporated, through the unsaturated ethynyl linkers, on periphery of a series cyclic tetrapyrrole derivatives including zinc(II) phthalocyanine and 2,3-naphthalocyanine, nickel(II) meso-diphenylporphyrin. The synthesis former two macrocycles 4 7 involves Sonogashira coupling reaction ferrocenylethyne with 4,5-dichlorophthalonitrile (1) or 6,7-dibromonaphthalonitrile (5), respectively, followed by base-promoted cyclization....

Polylactic acid polymer interference screws are commonly used in anterior cruciate ligament (ACL) reconstructions, especially proximal tibia fixation. However, several concerns have been raised, including the products during its degradation vivo. In recent years, biodegradable magnesium (Mg)-based implants become attractive because of their favourable mechanical properties, which more similar to those natural bone when compared with other degradable materials, such as polymers, apart from...

Although numerous studies have been conducted to describe the gelation of multi-arm star polymers, reports on relationship among rheological quantities, overlap concentration (c*), and microstructures still remained insufficient. Here, we examine sol–gel dynamics hydrogels formed by 4-arm poly(ethylene glycol) (PEG) near c* based dynamic scaling theory. We investigated evolution viscoelastic modulus (storage G′ loss G″) with reduced time (τ) normalized extent crosslinking (ϵ), a divergent...

Glutathione-responsive proteinaceous microparticles are prepared via a Pickering emulsion template method for effectively loading glucose oxidase starvation therapy in tumor cells.

Recently, 10 plasmid-mediated mobile colistin resistance genes,

The rheology of near- and off-critical elastomeric blends polybutadiene (PB)/ low vinyl content polyisoprene (LPI) has been studied as a function temperature, heating rate, shear frequency. Depending on the composition, near or far away from critical point, showed different behaviors in several aspects: temperature ramp curves, shift apparent binodal spinodal points under oscillatory at given frequency strain amplitude. composition dependent rheological responses are interpreted by...

The emergence of the plasmid-encoded colistin-resistance gene mcr-1 in Enterobacteriaceae represents a new threat to treatment infection clinical setting. A sensitive and rapid molecular method for detection isolates is needed control spread this gene. In study, we established loop-mediated isothermal amplification (LAMP) assay This was applied cultured bacteria spiked human stools. Real-time monitoring turbidity chromogenic visualization were used assess reaction results. specificity...

Magnesium (Mg) and its alloys show excellent potential as orthopedic implantable materials, with their in vivo degraded Mg ions (Mg2+) known to promote the growth of new bone. However, swift corrosion process during implantation has greatly hindered clinical applications. A method counter high rate is coat substrates on surfaces a thin layer biodegradable polymer. Although such coating reduces long-term rate, it also prevents short-term release bone-simulating Mg2+ after operations. To...

We study the role of individual reaction rates on engine performance, with an emphasis contribution quantum tunneling. It is demonstrated that effect tunneling corrections for HO2 + = H2O2 O2 can have a noticeable impact performance high-fidelity model compression-ignition (e.g., diesel) engine, and accurate prediction ignition delay time requires estimation correction this reaction. The three-dimensional includes detailed descriptions chemistry surrogate biodiesel fuel, as well all features...