Docetaxel-Loaded Electrospun Nanofibrous Mats for Local Chemotherapy Targeting Positive Surgical Margins in Prostate Cancer.

Positive surgical margins following radical prostatectomy significantly contribute to tumor recurrence. While systemic chemotherapy demonstrates limited efficacy in this context, local chemotherapy drug delivery systems based on nanomaterials offer promising strategies to address this issue by modifying drug release kinetics and distribution, thereby enhancing antitumor effects while minimizing the toxicities associated with systemic chemotherapy. In this study, we utilized electrospun nanofibrous mats loaded with docetaxel for sustained drug delivery.

Splenic red pulp macrophages eliminate the liver-resistant from the blood circulation of mice.

Invasive infections by encapsulated bacteria are the major cause of human morbidity and mortality. The liver resident macrophages, Kupffer cells, form the hepatic firewall to clear many encapsulated bacteria in the blood circulation but fail to control certain high-virulence capsule types. Here we report that the spleen is the backup immune organ to clear the liver-resistant serotypes of (pneumococcus), a leading human pathogen.

Quad-Nanopore Array Enables High-Resolution Identification of Four Single-Stranded DNA Homopolymers.

The solid-state nanopore technique holds the potential to develop mechanically stable and miniaturized DNA sequencing devices. However, the limited temporal resolution due to the high electric field inside the nanopore and the lack of an effective speed control strategy have hindered the realization of sequencing. Here, we reported a quad-array (four nanopores milled with ∼30 nm interpore spacing as a detection unit) that induced a redistribution of the electric field inside and outside the nanopore array and offered high-resolution discrimination of four ssDNA homopolymer types.

Quantifying Environmental Waste From Diabetes Devices in the U.S.

Objective: Diabetes devices, including continuous glucose monitors (CGMs) and insulin pumps, may significantly affect environmental sustainability and long-term resilience.

Research Design And Methods: This observational study enrolled 49 adults with diabetes using CGMs, insulin pumps, or multiple daily injections (MDIs; three or more per day). Participants completed daily surveys detailing the types and amounts of diabetes-related waste discarded.

Visible-light-mediated photocatalytic aerobic oxidative synthesis of pyrazolo[4,3-]pyrimidin-7(6)-ones and sildenafil.

A novel, efficient and sustainable methodology involving visible-light-mediated construction of pyrazolo[4,3-]pyrimidin-7(6)-ones from easily available 4-amino-1-methyl-3-propyl-1-pyrazole-5-carboxamide and aldehydes in the presence of 4CzIPN under an oxygen atmosphere has been developed. This photocatalytic system worked under mild conditions and avoided the use of any excess amount of toxic oxidants and transition metals. A variety of functionalized products were obtained in good to excellent yields.

Prevalence and Factors with Potentially Inappropriate Prescribing among Older Surgical Outpatients in China: A Nationwide Cross-sectional Study in 100 Hospitals.

Background: Older outpatients face a heightened risk of potentially inappropriate prescribing (PIP). However, there is a paucity of evidence evaluating PIP in older outpatients attending surgical outpatient departments in China using Chinese-specific criteria. This study aimed to assess the prevalence of PIP and identify associated factors within this population.

Mulberry leaf extract combined with tryptophan improves sleep and post wake mood in adults with sleep complaints - A randomized cross-over study.

Purpose: In the current study we evaluated a blend of ingredients containing mulberry leaf extract (to lower postprandial glucose of the evening meal), tryptophan (facilitator of the sleep initiation) to benefit sleep initiation and quality in adults with self-reported difficulties with sleep initiation.

Methods: Forty-three adults aged between 25 and 50 years enrolled in a randomized, crossover, double-blind, controlled trial. Participants received standardized meals with a glycemic load of 55 ± 10% and were assigned to receive treatment comprising a combination of mulberry leaf extract (750 mg), whey protein containing 120 mg tryptophan, zinc (1.

Effects of Pichia sp. J1 and Plant Growth-Promoting Bacterium on Enhancing Tobacco Growth and Suppressing Bacterial Wilt.

Tobacco bacterial wilt (TBW), caused by Ralstonia solanacearum, significantly impacts tobacco yield and quality, leading to substantial economic losses. This study investigated the effects of the microbial agents JX (Pichia sp. J1 and Klebsiella oxytoca ZS4) on the soil properties, rhizospheric microbial community, tobacco agronomic traits, and TBW incidence through field experiments.

Multi-omics uncover acute stress vulnerability through gut-hypothalamic communication in ducks.

1. The avian gut hosts a complex and dynamic microbial ecosystem, which is essential for regulating host organ function. However, the relationship between the gut microbiota and the hypothalamic axis in acute stress vulnerability in ducks remains unclear.

New Insight into the Mechanism of Neurochemical Imbalance in Multiple Sclerosis: Abnormal Transportation of Brain Extracellular Space.

Neurochemical imbalance is a contributing factor to neurological symptoms in multiple sclerosis (MS). The matured myelin sheath is crucial for substance transportation within the extracellular space (ECS) and for maintaining local homeostasis. Therefore, we hypothesize that disturbed ECS transportation following demyelinating lesions might lead to neurochemical imbalance in MS.

Compression-Durable Soft Electronic Circuits Enabled by Embedding Self-Healing Biphasic Liquid-Solid Metal Into Microstructured Elastomeric Channels.

Compression strongly degrades the electrical conductivity of the liquid-metal-based circuits because the liquid state is prone to be squashed. Here, a new compressible and stretchable biphasic liquid-solid self-healing circuit is proposed by filling GalnSn-BilnSn biphasic metal into micropillar-embedded channels. The underlying BilnSn solid alloy layer serves as a compression resistance layer, while the upper GalnSn liquid metal layer enables the real-time filling of the cracks in the solid layer under large deformations, resulting in autonomous self-healing and maintenance of conductivity under both stretching and compression.

On-Chip Non-Volatile Reconfigurable Phase Change Topological Photonics.

Programmable on-chip terahertz (THz) topological photonic devices are poised to address the rising need for high-capacity data systems, offering broad bandwidth, minimal loss, and reconfigurability. However, current THz topological chips rely on volatile tuning mechanisms that require continuous power to function. Here, a nonvolatile, programmable THz topological silicon chip is demonstrated that integrates a waveguide-cavity coupled system with phase-change material, GeSbTe (GST), enabling persistent and efficient functionality without constant power input.

Preserving the Biologically Coherent Generic Concept of , 'Plant Destroyer'.

is a long-established, well known and globally important genus of plant pathogens. Phylogenetic evidence has shown that the biologically distinct, obligate biotrophic downy mildews evolved from at least twice. Since, cladistically, this renders 'paraphyletic', it has been proposed that evolutionary clades be split into multiple genera (Runge et al.

Inverse Design of Multi-Port Power Splitter with Arbitrary Ratio Based on Shape Optimization.

Arbitrary ratio power splitters (APSs) play a crucial role in enhancing the flexibility of photonic integrated circuits (PICs) on the silicon-on-insulator (SOI) platform. However, most existing APSs are designed with two output channels, limiting their functionality. In this study, we present a shape optimization method to develop a multiport arbitrary ratio power splitter (MAPS) that enables arbitrary power distribution across three output channels within a compact footprint of 6 µm × 2.

In Situ Thermal Decomposition of Potassium Borohydride for Borophene Synthesis and Its Application in a High-Performance Non-Volatile Memory Device.

Borophene, a revolutionary two-dimensional (2D) material with exceptional electrical, physical, and chemical properties, holds great promise for high-performance, highly integrated information storage systems. However, its metallic nature and structural instability have significantly limited its practical applications. To address these challenges, hydrogenated borophene has emerged as an ideal alternative, offering enhanced stability and semiconducting properties.

A Biomimetic Sweeping Microrobot for Active Therapy of Ulcerative Colitis.

Overproduction of pathogenic cell-free DNA (cfDNA) and reactive oxygen species (ROS) plays crucial roles in the onset and perpetuation of ulcerative colitis (UC). Inspired by sweeping robots, a magnesium@polylactic acid-glycolic acid copolymer@polyethylenimine (Mg@PLGA@PEI) microswimmer capable of cleaning off deleterious disease triggers along its path of progress is designed. Mg@PLGA@PEI is successfully synthesized by adopting a core-shell structure with a small opening which allows for Mg-water reaction.

Synergistic Bifunctional Covalent Organic Framework for Efficient Photocatalytic CO Reduction and Water Oxidation.

The scientific community has been actively researching artificial photosynthesis to promote ecologically sustainable living and address environmental issues. However, designing photocatalysts with active sites that are effective for both CO reduction and water oxidation remains a significant challenge. Thus, we present the development of a donor-acceptor covalent organic framework (D-A COF), that integrates two distinct metal coordination environments through structure-activity relationships.

SENP1-SIRT3 axis mediates glycolytic reprogramming to suppress inflammation during infection.

Unlabelled: a foodborne pathogen, has the ability to invade intestinal mucosal cells, undergo intracellular proliferation, activate host immune responses, and induce diseases such as colitis. We have demonstrated that sentrin-specific protease 1 (SENP1) functions as a protective gene in the host, suppressing the inflammatory response triggered by . The host's SENP1-SIRT3 axis plays a critical role in regulating inflammation during infection.

Distribution and Pharmacokinetic Characteristics of Cordycepin in Rat: Investigated by UHPLC-HRMS/MS and Blood-Brain Synchronous Microdialysis.

Cordycepin, a natural adenosine derivative, exhibits multiple pharmacological effects on organisms. However, its distribution and metabolic characteristics have not been fully elucidated in vivo. In this study, ultra-high liquid chromatography tandem high-resolution mass spectrometry (UHPLC-HRMS/MS) was used to investigate the pharmacokinetic characteristics and effects of cordycepin on endogenous adenosine and inosine.

The GP2a 91/97/98 amino acid substitutions play critical roles in determining PRRSV tropism and infectivity but do not affect immune responses.

Unlabelled: Porcine reproductive and respiratory syndrome virus (PRRSV) isolates share a restricted cellular tropism. Marc-145 cells derived from African green monkey are one of the few cell lines supporting PRRSV propagation and are commonly used for PRRS vaccine development. However, currently prevalent PRRSV isolates display different Marc-145 cell tropism while the exact determinant is not clarified yet.

Exceptional Near-Infrared II Organic Small Molecule Nanoagent for Photoacoustic/Photothermal Imaging-Guided Highly Efficient Therapy in Cancer.

Near-infrared II (NIR-II) photoacoustic (PA)/photothermal imaging-guided tumor therapy holds great promise in precision medicine for cancer treatment. This work reports on the synthesis and application of an organic small molecule nanoagent that has exceptional PA and photothermal properties in the near-infrared region. BCy-TPE was constructed by linking an NIR-II absorbing cyanine dye BCy-Cl with a twisted tetraphenylethene unit.

A PEGylated conjugated-BODIPY oligomer for NIR-II imaging-guided photothermal therapy.

The integration of second near-infrared (NIR-II) fluorescence imaging and photothermal therapy (PTT) achieved precise and efficient tumor treatment. BODIPY, a promising fluorescent dye, is widely used in biological fluorescence imaging due to its excellent optical properties and chemical stability. However, the excitation wavelengths of BODIPY typically range from 530 nm to 650 nm within the visible spectrum, which significantly limits tissue penetration.

Mast cell leukemia: a rare case report and literature review.

Mast cell leukemia (MCL) is an extremely rare and aggressive hematologic malignancy, characterized by a poor prognosis and short survival. Currently, no standardized treatment guidelines have been established. This study presents the clinical data of a patient with primary MCL accompanied by C-findings, and analyzes the clinical features, diagnostic challenges, and therapeutic approaches for this disease through a comprehensive review of the relevant literature.

Prediction of Flares in Systemic Lupus Erythematosus During Post-Remission Follow-up.

Purpose: Patients at high risk of SLE flares benefit from being identified before flares; this can be done by predictors of flares. This study aimed to explore the predictive factors and model of SLE flares after remission, providing basis for clinical decision-making.

Patients And Methods: SLE patients recruited at the Peking Union Medical College Hospital (PUMCH), were all registered in the Chinese SLE treatment and research (CSTAR) registry cohort and had experienced at least one remission before December 31, 2020.

Postprandial triglyceride-rich lipoproteins as predictors of carotid atherosclerosis in individuals with normal fasting lipid profiles: a prospective follow-up study.

Background: Carotid atherosclerosis (CAS), a key precipitator of cardiovascular incidents, is linked to postprandial triglyceride-rich lipoproteins (TRL), as reflected by elevated triglycerides (TG) and remnant cholesterol (RC). This study explores the oral fat tolerance test (OFTT) for its predictive value in CAS, using postprandial TRL levels as a diagnostic biomarker.

Methods: A total of 107 volunteers with normal fasting lipid profiles and no CAS at baseline were included.