Determination of parathion by time-resolved fluorescence immunochromatographic assay based on nanobody: Aiming at improving strip sensitivity.

The label probe plays a crucial role in enhancing the sensitivity of immunochromatographic assay. Time-resolved fluorescent microspheres (TRFMs) have provided accurate and reliable results for fast and immediate detection. In this study, parathion was used as a model molecule in the time-resolved fluorescence immunochromatographic assay (TRFICA) strip establishment using recognition element of anti-parathion nanobody (VHH9).

Accurate depth of anesthesia monitoring based on EEG signal complexity and frequency features.

Accurate monitoring of the depth of anesthesia (DoA) is essential for ensuring patient safety and effective anesthesia management. Existing methods, such as the Bispectral Index (BIS), are limited in real-time accuracy and robustness. Current methods have problems in generalizability across diverse patient datasets and are sensitive to artifacts, making it difficult to provide reliable DoA assessments in real time.

A Bifunctional Sulfide Donor Approach for Ischemic Stroke: Leveraging Butylphthalide as a Carrier for Sulfide Prodrug.

The physiological and pharmacological benefits of hydrogen sulfide (HS) are well established, and various HS and persulfide donors have been developed. However, few studies have examined the pharmacokinetics of sulfur donors, as most activity and metabolism tests are conducted , limiting insights into their clinical applications. This study utilized butylphthalide (NBP), an approved drug for ischemic stroke, by integrating HS and persulfide moieties directly into NBP's carbonyl groups.

Additively Manufactured Biodegradable Zn-Based Porous Scaffolds to Suppress Osteosarcoma and Promote Osteogenesis.

Postoperative therapies for osteosarcoma present substantial challenges due to tumor recurrence and extensive bone defects. To tackle these challenges, laser powder bed fusion is utilized to fabricate biodegradable Zn-Li porous scaffolds that supress tumors and promote osteogenesis. After the structure design and composition selection, the Zn-0.

Allograft to bone-tunnel integration in a canine anterior cruciate ligament reconstruction model: a comparison study of allograft preparation methods.

The procedure of anterior cruciate ligament (ACL) allograft preparation can be divided into fresh-frozen method (FF-allograft) or freeze-dried method (FD-allograft). This study aims to biomechanically and histologically compare the graft to bone tunnel integration between the two allografts. In-vitro results indicated that FF-allograft and FD-allograft showed excellent biocompatibility and biomechanics, while FD-allograft showed a denser collagen fiber arrangement than FF-allograft and autograft.

Fabrication of a high-sensitivity electrochemical immunosensor by the oriented immobilization of engineered nanobody on nanofibrous membrane.

A new type of label-free electrochemical immunosensor for the high-sensitivity determination of parathion was developed based on the oriented immobilization of nanobody (VHH9) on a gold nanoparticle-loaded polyvinyl alcohol/citric acid nanofiber membrane-modified electrode. The morphology characterization and assembly process of the modified materials were investigated using scanning electron microscopy (SEM) and electrochemical impedance spectroscopy (EIS). Under the optimum conditions, the label-free electrochemical immunosensor for parathion exhibited a linear range of 0.

Biobased amphoteric aerogel with core-shell structure for the hierarchically efficient adsorption of anionic and cationic dyes.

Efficient and simultaneous removal of anionic and cationic dyes from wastewater using low-cost and environmentally-friendly adsorbent is highly required. Herein, the carboxylated cellulose (carboxyl content: 2.97 mmol/g) derived from pomelo peel was extracted by a one-step HO/HSO-mediated oxidation method.

Preparation, Mechanical Properties, and Degradation Behavior of Zn-1Fe-Sr Alloys for Biomedical Applications.

As biodegradable materials, zinc (Zn) and zinc-based alloys have attracted wide attention owing to their great potential in biomedical applications. However, the poor strength of pure Zn and binary Zn alloys limits their wide application. In this work, a stir casting method was used to prepare the Zn-1Fe-Sr ( = 0.

Multi-Target Mechanisms of Si-Ni-San on Anxious Insomnia: An Example of Network-pharmacology and Molecular Docking Analysis.

Background And Objective: Based on comprehensive network-pharmacology and molecular docking analysis, this study was intended to unveil the multiple mechanisms of Si-Ni-San (SNS) in treating anxious insomnia.

Methods: The compounds of SNS were meticulously analyzed, selected and standardized with references to their pharmacological attributes. The components included chaihu (Bupleurum chinense DC.

The protective effects of annexin A1 against oxidized-LDL-induced monocytes adhesion to endothelial cells: implication in atherosclerosis.

Oxidized low-density lipoprotein (ox-LDL)-associated endothelial dysfunction is a critical factor in the initiation and progression of Atherosclerosis (AS). Annexin A1 is an important member of the annexin family. Despite its wide range of biological functions across various tissues and cells, the role of Annexin A1 in AS remains largely unexplored.

Exploring influencing factors and predictive analysis of sarcopenia in the Chinese population using the body composition analyzer.

Objective: Employing body composition analysis, this study aims to examine the influencing factors and conduct predictive analysis regarding sarcopenia incidence in the middle-aged and elderly population in China.

Methods: This study recruited inpatients from the General Medicine Department of Tongji Medical College Affiliated Union Hospital, Huazhong University of Science and Technology, as the subjects for a single-center retrospective study. Diagnosis was conducted according to the 2019 criteria from the Asian Working Group for Sarcopenia.

Subway Fine Particles (PM )-Induced Pro-Inflammatory Response Triggers Airway Epithelial Barrier Damage Through the TLRs/NF-κB-Dependent Pathway In Vitro.

Subways are widely used in major cities around the world, and subway fine particulate matter (PM) is the main source of daily PM exposure for urban residents. Exposure to subway PM leads to acute inflammatory damage in humans, which has been confirmed in mouse in vivo studies. However, the concrete mechanism by which subway PM causes airway damage remains obscure.

Metabolite profiles of distinct obesity phenotypes integrating impacts of altitude and their association with diet and metabolic disorders in Tibetans.

Objective: Improved understanding of metabolic obesity phenotypes holds great promise for personalized strategies to combat obesity and its co-morbidities. Such investigation is however lacking in Tibetans with unique living environments and lifestyle in the highlands. Effects of altitude on heterogeneous metabolic obesity phenotypes remain unexplored.