High valence MnO as an aqueous zinc ion battery cathode prepared using a secondary hydrothermal method.

Aqueous zinc-ion batteries (AZIBs) have emerged as promising energy storage systems due to their inherent safety and high capacity, with manganese oxides attracting attention for their cost-effectiveness and environmental compatibility. However, the poor cycling stability of manganese-based oxides, primarily due to Jahn-Teller distortions caused by Mn, limits their practical applications. Herein, a high valence MnO (H-MnO) material was prepared a simple secondary hydrothermal method, yielding an increased average manganese valence from 3.

The efficacy of acupuncture-assisted blind insertion of bullet nasointestinal tube method in patients with ischemic stroke: A retrospective study.

Objective: To explore the efficacy of Traditional Chinese Medicine (TCM) acupuncture-assisted blind insertion of bullet nasointestinal tube method in patients with ischemic stroke.

Methods: This is a retrospective study using clinical records of 180 patients with ischemic stroke, hospitalized in the Department of Neurology of the Zhejiang Province Tertiary Class A Hospital, Huzhou, China from July 2022 to June 2023. The patients were divided into two groups on the basis of the nasogastric tube insertion method.

Predictive value of early postoperative blood lipid metabolism for anastomotic leakage after esophageal cancer surgery.

Objective: To explore the clinical value of assessing early postoperative blood lipid metabolism levels in predicting anastomotic leakage (AL) after esophageal cancer (EC) surgery.

Methods: The clinical data of EC patients who underwent surgery at the Northern Jiangsu People's Hospital from May 2021 to May 2023 were retrospectively studied. Totally, 28 patients who developed AL were included in the AL group, while 110 patients who did not develop AL were included in the non-AL group.

Association of systemic inflammatory markers with postoperative arrhythmias in esophageal cancer: a propensity score matching.

Background: The severity and prognosis of an array of inflammatory diseases have been predicted using systemic inflammatory indices, such as the neutrophil-to-lymphocyte ratio (NLR), platelet-to-lymphocyte ratio, lymphocyte-to-monocyte ratio (LMR), derived neutrophil-to-lymphocyte ratio (dNLR), and systemic immune inflammation index (SII). The purpose of this study was to examine the association between systemic inflammatory markers and postoperative arrhythmias (PA) in esophageal cancer patients.

Methods: In the study, laboratory-related parameters were gathered and examined in 278 patients (non-PA = 221, PA = 57).

A silver and manganese dioxide composite with oxygen vacancies as a high-performance cathode material for aqueous zinc-ion batteries.

Aqueous zinc ion batteries (AZIBs) are regarded as a promising alternative for energy storage due to their safety, cost-effectiveness and environmental friendliness. Manganese dioxide is considered a promising cathode material for energy storage because of its abundant reserves and high energy density. However, its inherent low electronic conductivity and limited cycling performance due to structural instability hinder its further development.

Right upper lobectomy after immunotherapy for primary malignant melanoma of the lung: a case report and literature review.

Background: Malignant melanoma is a malignant tumor of melanocytes. All body organs can be invaded by it; however, the skin is the most common site of invasion. Melanomas involving the lungs are almost always metastatic and it is extremely rare to find a true primary malignant melanoma of the lung (PMML).

Nickel Phosphonate MOF Derived N-Doped Carbon-Coated Phosphorus-Vacancies-Rich Ni P Particles as Efficient Bifunctional Oxygen Electrocatalyst.

The design of non-noble metal bifunctional electrocatalysts with outstanding performance and remarkable stability for oxygen reduction reaction (ORR) and oxygen evolution reaction (OER) is one of the most essential issues to the realization of rechargeable zinc-air battery, and transition metal phosphides (TMPs) have emerged as robust candidates for oxygen electrocatalysts. Herein, N-doped carbon-coated phosphorus-vacancies-rich Ni P particles (V -Ni P@NC) is proposed via simple carbonization and following Ar plasma treatment from a single nickel phosphonate metal-organic framework (MOF) without extra phosphine and nitrogen sources. The facile and rapid plasma treatment can achieve phosphorus vacancies which could modulate the electronic structure to enhance the inherent active and electrical conductivity.

Rapid Quantitative Detection of Voriconazole in Human Plasma Using Surface-Enhanced Raman Scattering.

There is an increasing demand for rapid detection techniques for monitoring the therapeutic concentration of voriconazole (VRC) in human biological fluids. Herein, a rapid and selective surface-enhanced Raman scatting method for point-of-care determination of VRC in human plasma was developed a portable Raman spectrometer. This approach has enabled the quantification of the VRC spiked into human plasma at clinical relevant concentrations.

Effect of Nursing Intervention on Promoting Healing of RW in Patients with Diabetic Foot: A Systematic Review and Meta-Analysis.

Objective: To systematically assess the effect of nursing intervention on promoting the healing of refractory wounds (RW) in patients with diabetic foot (DF).

Methods: A computer search of PubMed, EMBASE, ScienceDirect, CochraneLibrary, China knowledge Network Database (CNKI), China VIP Database, Wanfang Database, and China Biomedical Literature Database (CBM) online database was conducted in a randomized controlled trial (RCT) of traditional Chinese and western medicine nursing intervention on patients with RW of DF. Retrieval time was limited to the period from the date the database was established to present.

Effect of Virtual Reality Combined with Intelligent Exercise Rehabilitation Machine on the Nursing Recovery of Lower Limb Motor Function of Patients with Hypertensive Stroke.

The lower limbs of the human body are stable and flexible weight-bearing joints. They usually perform a variety of complex and subtle jobs whose functions directly affect people's daily lives. The most common type of stroke patients is limb movement dysfunction.

Efficient oxygen evolution reaction on RuOnanoparticles decorated onion-like carbon (OLC).

Oxygen evolution reaction (OER) is an important half-cell reaction of the electrical water splitting, for its high overpotential associated with sluggish OER kinetics. Therefore, it is critical to develop highly active and durable electrocatalysts to reduce the overpotential. Herein, ultra-small RuOnanoparticles (NPs) supported on onion-like carbon (OLC) and carbon nanotube (CNT) are successfully synthesized by means of wet impregnation combined with annealing treatment, respectively.

Bottom-Up Fabrication of a Sandwich-Like Carbon/Graphene Heterostructure with Built-In FeNC Dopants as Non-Noble Electrocatalyst for Oxygen Reduction Reaction.

High-performance non-noble electrocatalysts for oxygen reduction reaction (ORR) are the prerequisite for large-scale utilization of fuel cells. Herein, a type of sandwiched-like non-noble electrocatalyst with highly dispersed FeN active sites embedded in a hierarchically porous carbon/graphene heterostructure was fabricated using a bottom-up strategy. The in situ ion substitution of Fe in a nitrogen-containing MOF (ZIF-8) allows the Fe-heteroatoms to be uniformly distributed in the MOF precursor, and the assembly of Fe-doped ZIF-8 nano-crystals with graphene-oxide and in situ reduction of graphene-oxide afford a sandwiched-like Fe-doped ZIF-8/graphene heterostructure.

A terbium(III)-functionalized zinc(II)-organic framework for fluorometric determination of phosphate.

A terbium(III)-functionalized zinc(II)-organic framework (Tb-MOF-Zn) is shown to be a viable fluorescent probe for phosphate. The organic ligands 4,4',4″-[((2,4,6-trimethylbenzene-1,3,5-triyl)tris(methylene))tris(oxy)]tribenzoic acid (HL) contains multiple carboxyl groups that can react with zinc(II) to yield tubular MOF-Zn. The MOF-Zn was further functionalized with Tb(III) to produce a lanthanide composite of type Tb-MOF-Zn which displays strong fluorescence with excitation/emission maxima at 285/544 nm.

Synthesis of NiSiO(OH) Porous Microspheres as Support of Pd Catalyst for Hydrogenation Reaction.

Nickel phyllosilicates have attracted much attention owing to their potential applications in various fields. Herein, NiSiO(OH) porous microspheres (NiSi-PMs) with a diameter of 1.2 to 3.

Advanced glycation end products and adipocytokines and oxidative stress in placental tissues of pregnant women with gestational diabetes mellitus.

Correlation between expression levels of advanced glycation end products (AGEs) and adipocytokines and oxidative stress index malondialdehyde (MDA) in placental tissues of pregnant women with gestational diabetes mellitus (GDM) was investigated. Seventy-two cases of GDM pregnant women who received routine prenatal examination and gave birth in the Department of Obstetrics, Binzhou City Center Hospital from March 2016 to May 2017 were collected as the observation group. Another 80 cases of normal pregnant women who gave birth at the same time were selected as the control group.

Emissions of terbium metal-organic frameworks modulated by dispersive/agglomerated gold nanoparticles for the construction of prostate-specific antigen biosensor.

Herein, a universal and multifunctional fluorescence sensor platform is designed by the interaction of aggregation/dispersion gold nanoparticles (AuNPs) with Tb-metal-organic frameworks (Tb-MOFs). It is found that the dispersed AuNPs rather than the aggregated ones can quench effectively the fluorescence of Tb-MOFs, and the quenching process presumably involves the mechanism of inner filter effect (IFE), dynamic quenching effect (DQE), and fluorescence resonance energy transfer (FRET). The different affinities of aptamer and aptamer-target complex toward AuNPs are employed to modulate the fluorescence signal change of Tb-MOFs.

Q-graphene-scaffolded covalent organic frameworks as fluorescent probes and sorbents for the fluorimetry and removal of copper ions.

Metal-free fluorescent covalent organic frameworks (COFs) were synthesized initially with Q-Graphene (QG) scaffolds by the one-step covalent reactions of melamine-aldehyde and phenol-aldehyde poly-condensations using paraformaldehyde. It was discovered that onion-like hollow QG, which consists of multi-layer graphene and different carbon allotropes having a high proportion of folded edges and surface defects, could endow the scaffolded COFs with enhanced green fluorescence and environmental stability. Unexpectedly, they could exhibit the powerful absorption for Cu ions resulting in the specific quenching of fluorescence.

Highly selective and reproducible electroanalysis for histidine in blood with turn-on responses at a potential approaching zero using tetrahedral copper metal organic frameworks.

A highly selective and reproducible electroanalysis strategy was developed for probing histidine using tetrahedral copper metal organic frameworks. It can facilitate His detection through the stable "turn-on" signal output of solid-state CuCl electrochemistry at a potential approaching zero, with the level down to about 25 nM in blood.

Synergic TiO photocatalysis and guanine photoreduction for silver deposition amplification: an ultrasensitive and high-throughput visualized colorimetric analysis strategy for anthrax DNAs in blood using a wettable microwells array.

An ultrasensitive and high-throughput visualized colorimetric method has been initially developed with a wettable microwells array for probing guanine base-containing anthrax DNAs in blood based on silver deposition amplified by the synergic TiO photocatalysis and guanine photoreduction under visible light. Hydrophilic microwells were first created on the hydrophobic slides to yield the wettable microwells array, on which photocatalytic titanium dioxide (TiO) nanoparticles were deposited with dopamine (DA) to yield TiO@DA for anchoring single strand DNA (ssDNA) capture probes without guanine bases. After the hybridization of the targeted anthrax DNAs, exonuclease I (Exo I) was introduced into the microwells to selectively digest the unhybridized ssDNA probes.

Q-Graphene-loaded metal organic framework nanocomposites with water-triggered fluorescence turn-on: fluorimetric test strips for directly sensing trace water in organic solvents.

A solid-state fluorimetric strategy has been developed using test strips coated with Q-graphene-loaded metal-organic framework nanocomposites featuring water-triggered fluorescence turn-on. It can facilitate the real-time evaluation of trace water in organic solvents, with the level down to about 0.015% in alcohol.

Diradical Anion of Potassium Aggregate: Reduction of Dimer Boroxide Complex.

Crystalline aggregates containing metal cation clusters "wrapped" by reduced hydrocarbon anions have been presented. Initially, a dimeric complex (2) possessing a bimetallic KO core was synthesized from the reaction between an anthracene substituted boronic acid (2-(anthracen-9-yl)phenyl)(hydroxy)(mesityl)borane (1-H) and KN(SiMe) in THF solution. The B-O bond length (1.

An electroanalysis strategy for glutathione in cells based on the displacement reaction route using melamine-copper nanocomposites synthesized by the controlled supermolecular self-assembly.

An electroanalysis strategy has been developed for probing glutathione (GSH) separately in hela and yeast cells based on the displacement reaction route using melamine-copper (MA-Cu) nanocomposites. Herein, MA-Cu nanocomposites were initially synthesized by the controlled supermolecular self-assembly process showing various morphological structures depending on the MA-to-Cu ratios used. It was discovered that the electrodes modified with rod-like MA-Cu nanocomposites could achieve the stable electrochemical output of solid-state CuCl at a low potential, which might circumvent the possible interference from co-existing electroactive substances in complicated backgrounds like cells.

Superwettable Microwell Arrays Constructed by Photocatalysis of Silver-Doped-ZnO Nanorods for Ultrasensitive and High-Throughput Electroanalysis of Glutathione in Hela Cells.

Superwettable microwell arrays were constructed for the first time by the synergic photocatalysis of silver-doped-ZnO (Ag-ZnO) nanorods patterned on indium tin oxide (ITO) electrodes for electroanalysis of glutathione (GSH) in hela cells through the signal output of AgCl electrochemistry. The newly prepared Ag-ZnO nanorods with high photocatalysis were dispersed into an octadecyltrichlorosilane (OTS) matrix to be deposited onto ITO substrates, yielding superhydrophobic Ag-ZnO-OTS coatings. Superhydrophilic microwells were further created by the Ag-ZnO photocatalysis under UV irradiation to produce Ag-ZnO microwell arrays featuring the superwettability profile.