Peripheral blood immune cell levels differ with the stage and grade of periodontitis in systemically healthy individuals.

Objectives: To explore the level of peripheral blood immune cells in patients with different stages and grades of periodontitis.

Materials And Methods: A total of 229 periodontitis patients and 36 periodontally healthy patients were included in this cross-sectional study. Individuals with systemic diseases were excluded.

Interface Engineering and Modulation of Nickel Oxide for High Air-Stable p-Type Crystalline Silicon Solar Cells.

Dopant-free passivating contact crystalline silicon solar cells hold the potential of higher efficiency and cost down. In the hole-transport terminal, one still faces the challenge of trade-off between efficiency and stability. In this work, a H-AlO/NiO/Ni stacked hole-transport layer is proposed, where the H-AlO standing for H-rich AlO film can effectively reduce the interfacial defects and the high work function Ni metal results in a low contact resistance of 47.

CO-templated [LnNi] heterometallic compounds for enhanced magnetocaloric effects at low fields.

In the history of magnetochemistry development, lanthanide-transition (3d-4f) heterometallic compounds have been considered an attractive candidate for magnetic refrigerants. Herein, a series of heterometallic compounds have been designed and templated by CO anions, that is, {[LnNi(L)(CO)(HO)]·HO} [Ln = Gd (. Gd2Ni) = Sm (.

Why does distilled liquor (Baijiu) have a yellowish color: A comprehensive analysis.

Elucidating the mechanisms underlying Baijiu production is a shared aspiration among academic groups specializing in the field of Baijiu research. This study comprehensively examined the mechanisms underlying the yellowish coloration of Baijiu through a synergistic application of chromatographic, spectroscopic, and physical methodologies. Aging of Baijiu in earthenware pots involves the infiltration of mineral ions such as iron, aluminum, and calcium; however, these ions are detected at extremely low concentrations and are therefore not linked to the development of Baijiu's yellowish color.

Dual-nodes bridged cobalt-modified Keggin-type polyoxometalate-based chains for highly efficient CO photoconversion.

The design of efficient catalysts for photocatalytic CO conversion is of great importance for the sustainable development of society. Herein, three polyoxometalate (POM)-based crystalline materials were formulated prepared by substituting transition metals and adjusting solvent acidity with 2-(2-pyridyl) benzimidazole (pyim) as the light-trapping ligand, namely {[SiWO][Co(pyim)]}·2CHOH (SiW12Co2), {[SiWO][Ni(pyim)]}·2CHOH (SiW12Ni2), and {[SiWO][Mn(pyim)]}·2CHOH (SiW12Mn2). X-ray crystallography diffraction analysis indicates that the three complexes exhibit isostructural properties, and form a stable one-dimensional chain structure stabilized by two [M(pyim)] (M = Co, Ni, and Mn) fragments serving as dual-nodes to the adjacent SiW units.

Self-Assembly of Lanthanide-Aluminum Cluster-Organic Frameworks with Magnetocaloric Effect and Luminescence.

The self-assembly of the lanthanide metal-organic frameworks presents a formidable challenge but profound significance. Compared with the metal-organic frameworks based on 4f-3d ions, the chemistry of 4f-3p metal-organic frameworks has not been fully explored so far. In this study, two lanthanide-aluminum-based clusters [LnAl(IN)(μ-OH)(μ-O)(HO)]·HO ( = 2, Ln = Gd, abbreviated as ; = 2.

An iron-containing POM-based hybrid compound as a heterogeneous catalyst for one-step hydroxylation of benzene to phenol.

It is a major challenge to perform one-pot hydroxylation of benzene to phenol under mild conditions, which replaces the environmentally harmful cumene method. Thus, finding highly efficient heterogeneous catalysts that can be recycled is extremely significant. Herein, a (POM)-based hybrid compound {[Fe(pyim)(CHO)][Fe(pyim)(HO)][PMoV2MoVI9VIV3O]}·HO (pyim = 2-(2-pyridyl)benzimidazole) (Fe2-PMo11V3) was successfully prepared by hydrothermal synthesis using typical Keggin POMs, iron ions and pyim ligands.

Constructing Two Cu-Modified Organophosphomolybdates from a Nanocluster to a One-Dimensional Chain for Boosted Visible-Light-Driven Hydrogen Production.

Photocatalytic decomposition of water to produce hydrogen H is an ideal way to solve energy and environmental problems, and the development of highly efficient polyoxometalate catalysts for photocatalytic hydrogen production has attracted wide attention. Herein, two Cu-modified Strandberg-type organophosphomolybdates were successfully synthesized, [Cu(CHN)(HO)][(CHPO)MoO]·4HO () and [Cu(phen)(HO)][Cu(phen)(HO)][(CHPO)MoO]·2HO () ([(CHP)MoO]Cu) (CHN = 2-(1H-pyrazol-3-yl)pyridine, phen = 1,10-phenanthroline). Two Strandberg-type organophosphomolybdates can be used for visible-light-driven hydrogen production.

Application of interface treatment at different position-nc-Si:H hole collector of silicon heterojunction cells.

The hole collector in silicon heterojunction cells serves not only as an integral component of the/junction, determining the strength of the built-in electric field, but also as a layer responsible for hole transport, thereby affecting carrier transport capacity. To enhance carrier extraction and transport properties of the hole collector, various interface treatments have been employed on-type nanocrystalline (-nc-Si:H) hole collectors. Through an examination of characteristics such as dark conductivity, crystallinity, and contact resistance, the impact of interface treatment on-nc-Si:H hole collectors is clarified.

A flexible optoacoustic blood 'stethoscope' for noninvasive multiparametric cardiovascular monitoring.

Quantitative and multiparametric blood analysis is of great clinical importance in cardiovascular disease diagnosis. Although there are various methods to extract blood information, they often require invasive procedures, lack continuity, involve bulky instruments, or have complicated testing procedures. Flexible sensors can realize on-skin assessment of several vital signals, but generally exhibit limited function to monitor blood characteristics.

MoO-templated LnNi heterometallic clusters with large low-field magnetic entropy.

The anionic template method is an effective strategy for synthesizing high-nuclearity transition-lanthanide (3d-4f) heterometallic clusters. Herein, two lanthanide clusters with formulas [GdNi(μ-OH)(CO)(IDA)(CHNO)(CO)(MoO)(μ-OH)(HO)]Cl·79HO (1) and [TbNi(μ-OH)(CO)(IDA)(CHNO)(CO)(MoO)(μ-OH)(HO)]Cl·32HO (2) were synthesized by introducing MoO anions as templates. Structural analysis indicates that compounds 1 and 2 are isomorphic, featuring a fascinating triangular-shaped metal framework.

Two bimetal-doped (Fe/Co, Mn) polyoxometalate-based hybrid compounds for visible-light-driven CO reduction.

Two polyoxometalate (POM)-based hybrid compounds have been successfully designed and constructed by the hydrothermal method with molecular formulas [K(HO)FeII0.33Co(HO)(DAPSC)]{[FeII0.33Co(HO)(DAPSC)][FeII0.

Layered Co-O Cluster Applied to Photocatalytic CO Reduction.

In the field of recycling CO, the photocatalytic CO reduction reaction (CORR) is a typical example, and researchers have designed a variety of photocatalysts to improve the conversion rate of CO over the years. In this paper, two metal-oxygen clusters are designed and formulated as [CoZn(OH)(SO)]·4HO () and [NiZn(OH)(SO)]·4HO (). As for compound , the main structure is composed of {CoO} octahedra connected by edge-sharing to form a two-dimensional layer, on which {ZnO} and {SO} tetrahedra are supported.

Two Windmill-Shaped Ln Nanoclusters Exhibiting High Magnetocaloric Effect and Luminescence.

The self-assembly of the high-nuclearity Ln-exclusive nanoclusters is challenging but of significance due to its aesthetically pleasing architectures and far-reaching latent applications in magnetic cooling technologies. Herein, two novel high-nuclearity lanthanide nanoclusters were successfully synthesized under solvothermal conditions, formulated as {[Gd(IN)(HCOO)(μ-O)(μ-OH)(HO)]·4HO} and {[Eu(IN)(HCOO)(CHCOO)(μ-O)(μ-OH)(HO)]·5HO} (abbreviated as and , HIN = isonicotinic acid). Both of them possess novel and exquisite windmill-shaped cationic cores in the family of high-nuclearity Ln-exclusive nanoclusters.

Effect of virtual cement space and restorative materials on the adaptation of CAD-CAM endocrowns.

Background: This study aimed to evaluate the effect of virtual cement space and restorative materials on the fit of computer-aided design and computer-aided manufacturing (CAD-CAM) endocrowns.

Methods: A mandibular first molar tooth model received a butt joint margin endocrown preparation with a 2-mm occlusal thickness. Then, using a 3D-printing system, 120 copies of this prepared die were printed and assigned equally to three groups with different cement space settings (30, 60, and 120 μm) during the chairside CAD design.

Efficient Visible-Light-Driven Hydrogen Production over Cu-Modified Polyoxotungstate Hybrids.

Hydrogen energy is a renewable and clean source, which makes a great difference in future sustainable energy systems. Visible-light-driven photocatalysis reaction involves harnessing the abundance of sunlight for hydrogen production among many catalytic technologies. However, the fabrication of photocatalysts that have distinctive performance in visible light is still the primary challenge.

Low-Dose X-Ray Increases Paracellular Permeability of Human Renal Glomerular Endothelial Cells.

Objective: Glomerular endothelium functions as a filtration barrier of metabolites in the kidney. Although X-ray irradiation modulated the permeability of the vascular endothelium, the response of human renal glomerular endothelial cells (HRGECs) to low-dose X-ray irradiation has not been investigated. We evaluated the impacts of low-dose X-ray irradiation on HRGECs and revealed the underlying mechanism.

Two 1D Anderson-Type Polyoxometalate-Based Metal-Organic Complexes as Bifunctional Heterogeneous Catalysts for CO Photoreduction and Sulfur Oxidation.

Sulfur oxides from the combustion of petrol and excessive emissions of carbon dioxide (CO) are currently the main causes of environmental pollution. Considerable interest has been paid to solving the challenge, and catalytic reactions seem to be the desired choice. Due to the high density of Lewis acid active sites, polyoxometalates are considered to be the ideal choice for these catalytic reactions.

An isolated doughnut-like molybdenum(V) cobalto-phosphate cluster exhibiting excellent photocatalytic performance for carbon dioxide conversion.

An isolated doughnut-like molybdenum(V) cobalto-phosphate cluster with the formula (CNH){[Co(HO)]@[HCoMo(HO)(PO)O]}(HPO)·25HO has been successfully synthesized by a hydrothermal method. Single crystal X ray diffraction analysis shows that four {CoO} tetramers and eight {MoO} dimers are linked by oxygen atoms and phosphate groups to construct a doughnut-type structure for [Co@{CoMo}], in which one [Co(HO)] octahedron is enclosed. More importantly, [Co@{CoMo}] exhibits promising photocatalytic performance for CO reduction with the CO formation rate of 6764.

Sweat-Resistant Silk Fibroin-Based Double Network Hydrogel Adhesives.

The adhesion between flexible epidermal sensors and human skin is essential for maintaining the stable functionality of the sensors. However, it is still challenging for epidermal electronic devices to achieve durable adhesion to the surface of the skin, especially under sweaty or humid conditions. Here, we report a silk fibroin-polyacrylamide (SF-PAAm) double network (DN) hydrogel adhesive with excellent biocompatibility, strong and durable adhesion on wet surfaces, and tunable adhesive properties.

Platycodin D regulates high glucose-induced ferroptosis of HK-2 cells through glutathione peroxidase 4 (GPX4).

Diabetic nephropathy (DN) is associated with inflammation. Platycodin D (PD) demonstrates anti-inflammatory activity. However, whether PD affects DN remains to be explored.

Two POM-based compounds containing Zn-capped Keggin anions as decent heterogeneous catalysts for sulfur oxidation and CO cycloaddition reactions.

Carbon dioxide (CO) and the combustion of sulfide in gasoline are the main causes of air pollution. A great deal of attention has been paid to solving the problem and the catalytic reaction seems to be a decent choice. Due to the high-density of Lewis acidic active sites, polyoxometalates are undoubtedly an ideal choice for the sulfur oxidation reaction.

Super-Hydrophilic Zwitterionic Polymer Surface Modification Facilitates Liquid Transportation of Microfluidic Sweat Sensors.

The transportation of sweat in an epidermal sweat sensor is critical for the monitoring of biochemical compositions of human sweat. However, it is still a challenge to engineer microfluidic devices with super-wetting channels for such epidermal sweat sensors. Herein, a zwitterionic poly (2-methacryloyloxyethyl phosphorylcholine) (PMPC) modified microfluidic device with super-wetting and good liquid transport ability via an azo coupling reaction of PMPC onto the surface of polydimethylsiloxane microfluidic devices is reported.