Rapidly self-crosslinking sodium alginate hydrogel for infected wounds.

The risks associated with wound infections are significant, making a snug-fitting hydrogel dressing an optimal choice for wound management. For it, we employed the self-cross-linking method of oxidized sodium alginate (SCSA), incorporating clarithromycin (Cla) and basic fibroblast growth factor (bFGF) to formulate a rapidly forming, bacteriostatic, and wound-healing hydrogel (SCSA@C/b). Bacteriostatic and cytocompatibility assays demonstrated that SCSA@C/b exhibits exceptional antibacterial activity alongside strong biocompatibility.

Structure, Nuclear Magnetic Resonance Data, Biological Activity, and Synthesis of the Okaramine Family Compounds.

The okaramine family of compounds, a class of alkaloids with broad-spectrum insecticidal activity, has been discovered from species of and . These okaramines, characterized by their complex structures and diverse biological activities, have attracted widespread attention from biologists and chemists. To date, only a few okaramines have been synthesized, notably the highly active okaramines A and B, which feature a polycyclic skeleton, including an azocine ring and an unprecedented 2-dimethyl-3-methyl-azetidine ring.

High prevalence and plasmidome diversity of -positive enterococci in a Shenzhen community, China.

Background: The emergence of , which can confer resistance to phenicols and oxazolidinones in spp., poses a growing public health threat.

Methods: 102 -positive enterococci (OPEs) including various species were isolated from feces of 719 healthy volunteers in a Shenzhen community, China.

Corrigendum: Characterization of expression in mouse cochlear hair cells.

[This corrects the article DOI: 10.3389/fgene.2021.

Anti-allodynic effect of intrathecal antibodies against macrophage-inducible C-type lectin in spinal nerve ligation model in rat.

Introduction: Macrophage-inducible C-type lectin (Mincle) has emerged as a potential contributor to neuropathic pain induction and neuroinflammatory responses within the spinal cord. Moreover, evidence suggests a close association between toll-like receptor (TLR) and Mincle expression in myeloid cells. This study evaluated the effectiveness of Mincle antibodies in neuropathic pain and identified the epitope of these antibodies.

Context familiarity is a third kind of episodic memory distinct from item familiarity and recollection.

Episodic memory is accounted for with two processes: "familiarity" when generally recognizing an item and "recollection" when retrieving the full contextual details bound with the item. We tested a combination of item recognition confidence and source memory, focusing upon three conditions: "item-only hits with source unknown" ('item familiarity'), "low-confidence hits with correct source memory" ('context familiarity'), and "high-confidence hits with correct source memory" ('recollection'). Behaviorally, context familiarity was slower than the others during item recognition, but faster during source memory.

. Validation of Guidance for Writing Higher-Order Multiple-Choice Questions in Medical Science Education.

Unlabelled: Problem-solving and higher-order learning are goals of higher education. It has been repeatedly suggested that multiple-choice questions (MCQs) can be used to test higher-order learning, although objective empirical evidence is lacking and MCQs are often criticised for assessing only lower-order, factual, or 'rote' learning. These challenges are compounded by a lack of agreement on what constitutes higher order learning: it is normally defined subjectively using heavily criticised frameworks such as such as Bloom's taxonomy.

Effect of the Interaction Between Depression and Sleep Disorders on Stroke Occurrence: A 17-Year Prospective Cohort Study in Korea.

Objective: Previous studies have provided inconclusive results on the association between depression and stroke risk, and the potential modifying effect of comorbid insomnia on this association remains unclear. Our study aimed to clarify the independent roles of depression and insomnia as risk factors for stroke and to investigate the possibility of an interaction effect between these two conditions on stroke incidence.

Methods: We used data from the Korean Genome and Epidemiology Study.

A Slimming/Excavating Strategy for Enhanced Intratumoral Penetration of Acid-Disassemblable NO-Releasing Nanomedicines.

Poor tumor penetration is the major predicament of nanomedicines that limits their anticancer efficacy. The dense extracellular matrix (ECM) in the tumor is one of the major barriers against the deep penetration of nanomedicines. In this work, a slimming/excavating strategy is proposed for enhanced intratumoral penetration based on an acid-disassemblable nanomicelles-assembled nanomedicine and the NO-mediated degradation of ECM.

Boanmycin overcomes bortezomib resistance by inducing DNA damage and endoplasmic reticulum functional impairment in multiple myeloma.

Background: Multiple myeloma (MM) is a hematological malignancy characterized by uncontrolled proliferation of plasma cells and is currently incurable. Despite advancements in therapeutic strategies, resistance to proteasome inhibitors, particularly bortezomib (BTZ), poses a substantial challenge to disease management. This study aimed to explore the efficacy of boanmycin, a novel antitumor antibiotic, in overcoming resistance to BTZ in MM.

Study Protocol of the Korean EGFR Registry: A Multicenter Prospective and Retrospective Cohort Study in Nonsmall Cell Lung Cancer Patients With EGFR Mutation.

Introduction: The provision of treatment for epidermal growth factor receptor (EGFR)-mutated nonsmall cell lung cancer (NSCLC) patients has increased in Korea. However, multicenter studies on the clinicopathologic dataset and treatment outcomes, using a large-scale dataset, have not been conducted. The current study is a prospective and retrospective multicenter observational cohort study that registers all stages of EGFR-mutated NSCLC patients.

Study Design and Protocol for a Randomized Controlled Trial of Enavogliflozin to Evaluate Cardiorenal Outcomes in Type 2 Diabetes (ENVELOP).

Background: The novel sodium-glucose cotransporter-2 (SGLT2) inhibitor enavogliflozin effectively lowers glycosylated hemoglobin levels and body weights without the increased risk of serious adverse events; however, the long-term clinical benefits of enavogliflozin in terms of cardiovascular and renal outcomes have not been investigated.

Methods: This study is an investigator-initiated, multicenter, randomized, pragmatic, open-label, active-controlled, non-inferiority trial. Eligible participants are adults (aged ≥19 years) with type 2 diabetes mellitus (T2DM) who have a history of, or are at risk of, cardiovascular disease.

Clinical and radiological outcomes of arthroscopic bony Bankart repair using the 'door-locking' technique: excellent bone healing with a low complication rate.

Background: Arthroscopic repair is recommended for patients with bony Bankart lesions to restore anterior shoulder stability and avoid recurrent glenohumeral instability. The aim of this study was to investigate the clinical and radiological outcomes of patients following arthroscopic bony Bankart repair using a single suture anchor fixation technique named the "door-locking" technique.

Methods: From January 2017 to February 2024, a consecutive series of 22 patients with acute bony Bankart lesions underwent shoulder arthroscopy.

Skull base meningiomas: A bibliometric analysis and comprehensive overview of clinical reports.

Background: Skull-base surgery, including skull-base meningiomas (SBMs), is among the most challenging medical fields which has witnessed leaps in advancement, owing to ever evolving technological and scientific progress. We performed a comprehensive bibliometric analysis and analysis of clinical reports on SBMs to describe the evolution and identify trends and relationships between basic and applied research in the field.

Methods: The study was a qualitative and quantitative bibliometric analysis of SBM research and review of SBM clinical series via a systematic search of the Web of Science for SBM topics and SBM case series.

Mitochondria-rich extracellular vesicles derived from the culture supernatant of human synovial Fluid-derived mesenchymal stem cells Inhibited senescence of Stressed/inflammatory Licensed chondrocytes and Delayed Osteoarthritis progression.

Background: Mitochondrial dysfunction induces chondrocyte senescence, thereby precipitating articular cartilage (AC) degeneration in the pathogenesis of osteoarthritis (OA). Although the transfer of mitochondria from mesenchymal stem cells (MSCs) to host cells and their potential protective role have been demonstrated, whether MSCs can alleviate chondrocyte mitochondrial dysfunction or reverse OA progression remains unclear.

Methods: A mitochondrial tracer was used to investigate the transfer of mitochondria-rich extracellular vesicles (MEV) derived from the culture supernatant of human synovial fluid-derived mesenchymal stem cells (hSF-MSCs).

Anticancer therapeutic effect of magnetic guided cobalt ferrite/doxorubicin-loaded ROS-responsive bilirubin nanoparticles in a colon cancer model.

Purpose: The aim of this study is to synthesize the cobalt iron oxide (CoFe) and doxorubicin (Dox)-loaded chitosan bilirubin (ChiBil) nanoparticles and to investigate the anticancer therapeutic effect of the synthesized nanoparticles under magnetic guidance in a colon cancer.

Materials And Methods: ChiBil-CoFe-Dox nanoparticles were synthesized by conjugating CoFe and Dox and then loaded onto ChiBil nanoparticles. Synthesis were characterized using thermogravimetric (TGA) analysis, inductive coupled plasma (ICP) analysis, dynamic light scattering (DLS), zeta potential and field emission-transmission electron microscopy (FE-TEM).

Oxidized hyaluronic acid/ε-polylysine/quaternized chitosan hydrogel with shear thinning injectability and self-healing properties for full-time and multipurpose wound healing.

Complex wound closure scenarios necessitate the development of advanced wound dressings that can effectively address the challenges of filling irregularly shaped wounds and managing fatigue failures encountered in daily patient activities. To tackle these issues, we develop a multifunctional hydrogel from natural polysaccharides and polypeptides with injectability and self-healing properties for promoting full-time and multipurpose wound healing. Synthesized through dynamic Schiff base linkages between oxidized hyaluronic acid (OHA), ε-polylysine (ε-PL), and quaternized chitosan (QCS), the OHA/ε-PL/QCS hydrogel can gel rapidly within 50 s.

Sudden death in a case of triple-vessel, non-atherosclerotic, diffuse ectasia and aneurysmal dilatations of the coronary arteries: An autopsy report.

Aneurysmal Coronary Artery Disease (ACAD) can occur as localized dilations of a segment of one or more coronary arteries or diffuse ectasia-type dilatations of one or more coronaries. Atherosclerosis remains the most common cause of these aneurysms, with Kawasaki Disease being implicated in the Asian population. We present a case of a 62-year-old Asian woman who dies suddenly with no prior symptoms.

Impact of perforation following self-expandable metal stent as a bridge to surgery for malignant colorectal obstruction: a multicenter study of the Research Group for Stent in the Korean Society of Gastrointestinal Endoscopy.

Background And Aims: Self-expandable metal stents (SEMS) are effective in alleviating malignant colorectal obstruction. However, bowel perforation following SEMS placement remains a significant concern, as it can adversely affect oncological outcomes. This study aimed to evaluate the recurrence and overall survival rates associated with SEMS-related bowel perforations.

Refining breast cancer genetic risk and biology through multi-ancestry fine-mapping analyses of 192 risk regions.

Genome-wide association studies have identified approximately 200 genetic risk loci for breast cancer, but the causal variants and target genes are mostly unknown. We sought to fine-map all known breast cancer risk loci using genome-wide association study data from 172,737 female breast cancer cases and 242,009 controls of African, Asian and European ancestry. We identified 332 independent association signals for breast cancer risk, including 131 signals not reported previously, and for 50 of them, we narrowed the credible causal variants down to a single variant.

Impact of lymph node metastasis on immune microenvironment and prognosis in colorectal cancer liver metastasis: insights from multiomics profiling.

Background: This study aimed to investigate the prognostic impact of lymph node metastasis (LNM) on patients with colorectal cancer liver metastasis (CRLM) and elucidate the underlying immune mechanisms using multiomics profiling.

Methods: We enrolled patients with CRLM from the US Surveillance, Epidemiology, and End Results (SEER) cohort and a multicenter Chinese cohort, integrating bulk RNA sequencing, single-cell RNA sequencing and proteomics data. The cancer-specific survival (CSS) and immune profiles of the tumor-draining lymph nodes (TDLNs), primary tumors and liver metastasis were compared between patients with and without LNM.

Assessing the risk of TB progression: Advances in blood-based biomarker research.

This review addresses the significant advancements in the identification of blood-based prognostic biomarkers for tuberculosis (TB), highlighting the importance of early detection to prevent disease progression. The manuscript discusses various biomarker categories, including transcriptomic, proteomic, metabolomic, immune cell-based, cytokine-based, and antibody response-based markers, emphasizing their potential in predicting TB incidence. Despite promising results, practical application is hindered by high costs, technical complexities, and the need for extensive validation across diverse populations.

Vacuolar protein sorting 13 homolog C was associated with motor progression in Parkinson's disease.

Introduction: The SNP rs2414739 of Vacuolar protein sorting 13 homolog C(VPS13C) gene was identified to be linked with Parkinson's Disease (PD).

Objectives: Explore the clinical progression feature of PD patients with rs2414739 variant.

Methods: Longitudinal data were obtained from the Parkinson's Progression Marker Initiative (PPMI) cohorts.

Phase 2 study of serplulimab with the bevacizumab biosimilar HLX04 in the first-line treatment of advanced hepatocellular carcinoma.

Introduction: This study aimed to evaluate the safety and preliminary efficacy of serplulimab, a novel programmed death-1 inhibitor, with or without bevacizumab biosimilar HLX04 as first-line treatment in patients with advanced hepatocellular carcinoma.

Methods: This open-label, multicenter phase 2 study (clinicaltrials.gov identifier NCT03973112) was conducted in China and consisted of four treatment groups: group A (serplulimab 3 mg/kg plus HLX04 5 mg/kg, subsequent-line), group B (serplulimab 3 mg/kg plus HLX04 10 mg/kg, subsequent-line), group C (serplulimab 3 mg/kg, subsequent-line) and group D (serplulimab 3 mg/kg plus HLX04 10 mg/kg, first-line).