Emergence of a novel group B streptococcus CC61 clade associated with human infections in southern China.

Objectives: Emerging human pathogens of animal origin have become an increasing public health concern in recent years. The aim of this study was to investigate the transmission of group B streptococcus (GBS) clonal complex (CC) 61 strains in the southern Chinese population and analyze their genetic characteristics.

Methods: Whole-genome sequencing was performed on 693 clinical isolates of GBS collected from southern China between 2016 and 2021, and the prevalence of human CC61 isolates was investigated by genomic epidemiology.

Development of a predictive nomogram for postoperative acute respiratory distress syndrome in Stanford type A aortic dissection patients: a retrospective study.

Introduction And Objectives: This retrospective study aimed to develop a nomogram to predict the risk of postoperative acute respiratory distress syndrome (ARDS) in patients with Stanford type A acute aortic dissection.

Methods: The study included patients who underwent surgical repair for Stanford type A acute aortic dissection between January 2020 and December 2023. Demographic data, surgical details, intraoperative information, and postoperative outcomes were collected.

Comparability of the LDH measurement and analysis based on external quality assessment.

Background: Lactate dehydrogenase (LDH) is a critical enzyme widely used in clinical diagnostics. However, variations in measurement systems can lead to inconsistent results, potentially impacting clinical decision-making. This study aimed to evaluate the comparability of lactate dehydrogenase measurements by comparing routine methods with the IFCC reference method, and to analyze the standardization status of LDH testing through external quality assessment (EQA).

Diagnostic value of three urine miRNAs composite score in BK virus nephropathy.

Noninvasive detection of BK virus, for early detection of BK polyomavirus-associated nephropathy post-renal transplantation, is currently an active subject of investigation. In this study, we developed and validated a novel risk score diagnostic assay (PymiR Score) based on measurements of three urine miRNAs, including BKV-related miRNA (bkv-miR-B1-5p), polyomavirus-related miRNA (bkv-miR-B1-3p) and renal tubular injury-related miRNA (miR-21-5p), by quantitative polymerase chain reaction. The limit of detection of the three miRNAs was 2 × 10 copies/mL, while the intra- and inter-assay coefficients of variation were in the ranges of 2.

Iron-based driven chitosan quaternary ammonium salt self-gelling powder: Sealing uncontrollable bleeding and promoting wound healing.

Uncontrollable bleeding poses a significant risk of death and cost in wars, vehicle accidents, and first aid. Hence, in order to seal uncontrollable bleeding and promote wound healing, the Fe-driven chitosan quaternary ammonium salt self-gelling powder (QPF) was prepared using 5%QCS/AA/Fe with the 52.72 % ± 0.

An intelligent bilayer film based on blue honeysuckle berries and Artemisia Sphaerocephala Krasch. Gum for Cyprinus carpio preservation and indication.

The demand for extended shelf life and food safety in the food industry continues to rise. At the same time, the environmental burden of traditional plastic packaging materials is becoming increasingly serious. Therefore, in this study, an intelligent bilayer film with a pH-sensitive inner indicator film based on Artemisia Sphaerocephala Krasch.

Isolation and identification of pigeon adenovirus 1 and analysis of its pathogenicity in pigeons and chickens.

Pigeon adenovirus type 1 predominantly infects pigeons under 12 months of age (mainly 3-5 months old), causing major clinical symptoms such as vomiting, dehydration, and discharge of thin yellow feces. In February 2023, an outbreak of a pathogen with symptoms similar to pigeon adenovirus infections occurred on a pigeon farm in Shandong Province, which was eventually identified as pigeon adenovirus type 1. In this study, a strain of PiAdV-1 was isolated from naturally infected pigeons and named pigeon-adenovirus-1-isolate-CH-SD-2023, and the hexon gene sequence as amplified and analyzed using polymerase chain reaction (PCR).

GRP78: A New Promising Candidate in Colorectal Cancer Pathogenesis and Therapy.

Colorectal cancer (CRC) is a significant global health challenge, marked by varying incidence and mortality rates across different regions. The pathogenesis of CRC involves multiple stages, including initiation, promotion, progression, and metastasis, influenced by genetic and epigenetic factors. The chaperone protein glucose-regulated protein 78 (GRP78), crucial in regulating the unfolded protein response (UPR) during endoplasmic reticulum (ER) stress, plays a pivotal role in CRC pathogenesis.

The characteristics of aminotransferases gene family in Ruditapes philippinarum and its response to salinity stresses.

Aminotransferase is involved in the regulation of amino acid metabolism, which can affect the balance and distribution of amino acids in the organism, help maintain the homeostasis of amino acids in the organism, and play an important role in the environmental adaptation of aquatic animals. In this study, a total of 28 aminotransferase genes were identified in the genome of R. philippinarum.

Automated Diagnosis and Classification of Temporomandibular Joint Degenerative Joint Disease via Artificial Intelligence Using CBCT Imaging.

Objectives: In this study, artificial intelligence techniques were used to achieve automated diagnosis and classification of temporomandibular joint (TMJ) degenerative joint disease (DJD) on cone beam computed tomography (CBCT) images.

Methods: An AI model utilizing the YOLOv10 algorithm was trained, validated and tested on 7357 annotated and corrected oblique sagittal TMJ images (3010 images of normal condyles and 4347 images of condyles with DJD) from 1018 patients who visited Peking University School and Hospital of Stomatology for temporomandibular disorders and underwent TMJ CBCT examinations. This model could identify DJD as well as the radiographic signs of DJD, namely, erosion, osteophytes, sclerosis and subchondral cysts.

Inhibition of Kv1.3 channel restrains macrophage M2 polarization and ameliorates renal fibrosis via regulating STAT6 phosphorylation.

Macrophages play crucial roles in regulating both homeostatic and inflammatory responses, with classical activated (M1) and alternatively activated (M2) subsets defined by the surrounding micro-environment. Renal fibrosis, developed from persistent inflammation, is worsened by M2 macrophages, yet the precise mechanisms underlying macrophage M2 polarization remain unclear. In this study, we investigated the role of Kv1.

Clinical significance analysis of microRNA-199a-3p in gingival crevicular fluid for patients with chronic periodontitis.

Objective: The aim was to investigate the clinical performance of microRNA-199a-3p (miR-199a-3p) in patients with chronic periodontitis.

Methods: 91 patients with chronic periodontitis and 78 healthy individuals were enrolled for the research subjects. MiR-199a-3p expression was detected using real-time quantitative PCR (RT-qPCR) assay.

Association of glycemic variability with short and long-term mortality among critically ill patients with heart failure: Analysis of the MIMIC-IV database.

Objective: High glycemic variability (GV) often indicates a poor prognosis. Our aim is to investigate the relationship between GV and short and long-term mortality in critically ill heart failure (HF) patients.

Methods: We extracted data from the Medical Information Mart for Intensive Care IV database.

LYVE1 and IL1RL1 are mitochondrial permeability transition-driven necrosis-related genes in heart failure.

Background: Heart failure is linked to increased hospitalization and mortality. Mitochondrial permeability transition-driven necrosis is associated with cardiovascular diseases, but its role in heart failure is unclear. This study aimed to identify and validate genes related to mitochondrial permeability transition-driven necrosis in heart failure, potentially leading to new drug targets and signaling pathways.

InterDIA: Interpretable Prediction of Drug-induced Autoimmunity through Ensemble Machine Learning Approaches.

Drug-induced autoimmunity (DIA) is a non-IgE immune-related adverse drug reaction that poses substantial challenges in predictive toxicology due to its idiosyncratic nature, complex pathogenesis, and diverse clinical manifestations. To address these challenges, we developed InterDIA, an interpretable machine learning framework for predicting DIA toxicity based on molecular physicochemical properties. Multi-strategy feature selection and advanced ensemble resampling approaches were integrated to enhance prediction accuracy and overcome data imbalance.

Cu-Mn Nanocomposite for Enhanced Tumor Cuproptosis achieved by Remodeling the Tumor Microenvironment and Activating the Antitumor Immunogenic Responses.

Cuproptosis is a newly discovered mode of cell death, which is caused by excess copper and results in cell death via the mitochondrial pathway. However, the complex tumor microenvironment (TME) is characterized by many factors, including high levels of glutathione and lack O, limit the application of traditional cuproptosis agents in antitumor therapy. Herein, we report a hyaluronic acid modified copper-manganese composite nanomedicine (CMCNs@HA) to remodel the TME and facilitate efficient cuproptosis in tumor.

Biomineralized and metallized small extracellular vesicles encapsulated in hydrogels for mitochondrial-targeted synergistic tumor therapy.

Targeted organelle therapy is a promising therapeutic method for significantly regulating the tumor microenvironment, yet it often lacks effective strategies for leveraging synergistic enhancement effect. Engineered small extracellular vesicles (sEVs) are expected to address this challenge due to their notable advantages in drug delivery, extended circulation time, and intercellular information transmission. Herein, we prepare sEVs with pH and photothermal dual-responsiveness, which are encapsulated with hydrogels for a quadruple-efficient synergistic therapy.

Hypomethylation of the low-density lipoprotein receptor class A domain containing 4 gene in rheumatoid arthritis.

Background: Rheumatoid arthritis (RA) is a chronic inflammatory disease linked to epigenetic changes, particularly DNA methylation. While LDLRAD4 has been implicated in RA through GWAS, its role in RA via methylation remains unclear.

Objectives: To investigate LDLRAD4 methylation patterns in RA and evaluate its potential as a diagnostic and inflammatory biomarker.

Maize transcription factor ZmEREB167 negatively regulates starch accumulation and kernel size.

Transcription factors play critical roles in the regulation of gene expression during maize kernel development. The maize endosperm is a large storage organ, accounting for nearly 90% of the dry weight of mature kernel, and is also the main place for starch storage. In this study, we identify an endosperm-specific EREB gene, ZmEREB167, which encodes a nucleus-localized EREB protein.

The role of miRNAs in the associations between particulate matter and ischemic stroke: a nested case-control study.

Epidemiological studies have reported that atmospheric particulate matter (PM) contributes to ischemic stroke (IS). Biological studies also indicated that the pathway where PM induces IS involves several pathological processes. Moreover, exposure to PM can alter the expression of specific microRNAs (miRNAs) and ultimately accelerate the onset of IS by regulating related pathways.

Dynamic responses and adsorption mechanisms of Chlamydomonas reinhardtii extracellular polymeric substances under Cd, Cu, Pb, and Zn exposure.

Extracellular polymeric substances (EPS) can effectively attenuate heavy metal mobility in aquatic ecosystems and reduce metal toxicity to cells. However, a systematic study of microalgae EPS responses and their adsorption behaviors, characteristics, and mechanisms under different heavy metal exposures has not been performed. In this study, EPS extracted from Chlamydomonas reinhardtii CC-125 was analyzed for compositional changes (monosaccharides and proteins) under Cd, Cu, Pb, and Zn treatments.

RNA-seq reveals Lysyl oxidase as a potential biomarker of glomerular function in diabetic nephropathy in rats.

Purpose: We downloaded the gene expression profiles of patients with diabetic nephropathyfrom the GEO database and combined it with differential gene analysis of rat transcriptome,our study employed animal models to examine the role of key hub genes in diabetic nephropathy and to pinpoint significant gene regulation in this disease.

Methods: An examination of differential expression was performed using the online analysis tool GEO2R and the DN-related datasets GSE30528 and GSE1009 obtained from the GEO database. A comparison of gene expression between the normal and diabetic nephropathy groups was conducted using the RNA-seq technique.

Association between estimated glomerular filtration rate, urinary albuminuria-creatinine ratio, and stroke prevalence in patients with chronic kidney disease.

Background: With the global increase in chronic diseases, chronic kidney disease (CKD) and stroke have become major public health concerns. This study aims to investigate the relationship between estimated glomerular filtration rate (eGFR), urine albumin-to-creatinine ratio (UACR), and the incidence of stroke in a CKD population.

Methods: This cross-sectional study analyzed the relationship between eGFR, UACR, and prevalence of self-reported stroke in 6,037 participants using data from the National Health and Nutrition Examination Survey (NHANES) from 2007 to 2018.

Relationship Between Podocyte Injury and Renal Outcomes in Patients with Acute Kidney Injury: A Report From a Retrospective Study in China.

Introduction: Podocyte injury has been proven to be a major cause for poor renal outcomes after acute kidney injury (AKI). However, clinical trial data are still limited. This study aimed to explore the clinical correlations between podocyte injury and renal outcomes in hospitalized AKI patients.

The Extended Mind in Young Children: Cost-Dependent Trade-Off Between External and Internal Memory.

Most work on working memory development has children remember a set of items as well as they can. However, this approach sidesteps the , the integration of external information with memory. Indeed, adults prefer to use external resources (e.