Effects of stratified microbial extracellular polymeric substances on microalgae dominant biofilm formation and nutrients turnover under batch and semi-continuous operation.

Extracellular polymeric substances (EPS) are well-acknowledged to accelerate microalgal biofilm formation, yet specific role of stratified EPS is unknown. Bacterial biofilm stratified EPS could enrich phosphorus, whether microalgal biofilm stratified EPS could also realize phosphorus or nitrogen enrichment remains unclarified. This study investigated microalgae dominant biofilm growth characteristics and nutrients removal via inoculating microalgae and stratified bacterial EPS at various microalgae:bacteria ratios.

G-CSF modulates innate and adaptive immunity via the ligand-receptor pathway of binding GCSFR in Flounder (Paralichthys olivaceus).

Granulocyte colony stimulating factor (G-CSF) has been shown in mammalia to activate a series of signal transduction systems and exert various biological effects, such as controlling the differentiation, proliferation, and survival of granulocytes, promoting the movement of hematopoietic stem cells from the bone marrow to the bloodstream, and triggering the development of T cells, dendritic cells, and immune tolerance in transplants. In this study, the mRNA of flounder G-CSF (PoG-CSF) and its receptor (PoGCSFR) were detected and widely expressed in all examined tissues with the highest expression in peritoneal cells. G-CSF and GCSFR cells were observed to be abundantly distributed in the leukocytes from the peritoneal cavity, followed by head kidney.

GRHL3 drives radiotherapy resistance and blocks the anti-tumor response of NK and CD4 T cells in lung squamous cell carcinoma via RNF2.

Grainyhead-like protein 3 homolog (GRHL3) has been identified as a top transcription factor associated with keratinization in lung squamous cell carcinoma (LUSC). We designed this study to elucidate the function of GRHL3 in radioresistance in LUSC and the mechanism involved. Transcriptome differences between radioresistant and parental cells were analyzed to identify the hub transcription factor.

Midterm Outcomes of Common Femoral Patch Angioplasty in Iliofemoral Occlusive Diseases: Bovine Pericardial Patch versus Great Saphenous Vein Patch.

Objective: To assess the mid-term outcomes of utilizing bovine pericardium patch (BPP) compared to great saphenous vein patch (GSVP) in femoral angioplasty for iliofemoral occlusive diseases.

Methods: A retrospective study was carried out at the First Medical Center of the Chinese PLA General Hospital from January 2013 to July 2023 to assess the efficacy of femoral angioplasty in patients with iliofemoral occlusive disease. Technical success, early outcomes, 24-month primary patency, and freedom from restenosis at the patch site were evaluated.

Fabricating an antioxidant and bacteriostatic soy protein isolate film double-crosslinked via dialdehyde cellulose nanofibers and Tara tannins for beef tallow and cooked pork preservation.

Although Tara tannins (TT) have given soy protein isolate (SPI) film antioxidant properties, the mechanical and barrier properties were not significantly improved. In this work, dialdehyde cellulose nanofibers (DACNF) were obtained through oxidation using sodium periodate and incorporated into SPI film with TT to obtain antioxidant and bacteriostatic properties. With increased DACNF content, the anti-swelling, mechanical and barrier properties of SPI film were enhanced due to a double-crosslinked structure based on the covalent and hydrogen bonds formed between DACNF, TT and SPI.

Emerging roles of hyaluronic acid hydrogels in cancer treatment and wound healing: A review.

Hyaluronic acid (HA)-derived hydrogels signify a noticeable development in biomedical uses, especially in cancer treatment and wound repair. Cancer continues to be one of the foremost causes of death globally, with current therapies frequently impeded by lack of specificity, serious side effects, and the emergence of resistance. HA hydrogels, characterized by their distinctive three-dimensional structure, hydrophilic nature, and biocompatibility, create an advanced platform for precise drug delivery, improving therapeutic results while minimizing systemic toxicity.

Molecular mechanism of long chain non coding RNA LINC00511 influencing breast cancer stem cells: Mechanism of VEGFR1 protein.

A comprehensive investigation into the mechanism of VEGFR1 protein in this process was undertaken. Lentivirus-mediated RNA interference was employed to inhibit the expression of LINC00511 in breast cancer cell lines, and changes in breast cancer stem cell markers, including CD44+/CD24-, were monitored using flow cytometry. Additionally, the interaction between VEGFR1 protein and LINC00511 and the activation of its downstream signaling pathway were investigated through co-immunoprecipitation (Co-IP) and Western blot techniques.

The mussel-inspired GelMA/dopamine/hyaluronic acid composite hydrogel dressing for wet surface adhesion.

Tissue adhesives have attracted wide attention as alternatives to sutures. Further developments in adhesives with excellent adhesion and biocompatibility for wet tissue surfaces are still required. This study provides a new solution for the development of bioadhesives for use on tissue surfaces under wet conditions.

Phase-separated condensates in autophagosome formation and autophagy regulation.

Biomacromolecules partition into numerous types of biological condensates or membrane-less organelles via liquid-liquid phase separation (LLPS). Newly formed liquid-like condensates may further undergo phase transition to convert into other material states, such as gel or solid states. Different biological condensates possess distinct material properties to fulfil their physiological functions in diverse cellular pathways and processes.

Iontophoresis-driven transdermal drug delivery system based on porous microneedles for hyperuricemia treatment.

An iontophoresis-driven porous microneedles (IPMNs) system has been developed for hyperuricemia management, which can be effectively prolong the anti-hyperuricemia effect. Porous microneedles (PMNs) with good biocompatibility, high porous volume, and excellent substance exchange capacity were firstly prepared for drug transdermal delivery and active iontophoresis.In vitro experiments showed that the transdermal delivery efficiency of anti-hyperuricemia drug (Allopurinol, AP) could be controlled using the iontophoresis current of IPMNs system.

HS inhibition of xanthine dehydrogenase to xanthine oxidase conversion reduces uric acid levels and improves myoblast functions.

Hydrogen sulfide (HS) is an important gasotransmitter that regulates a wide range of pathophysiological processes. Higher uric acid levels are associated with an increased risk of metabolic diseases. The causal mechanism linking HS signalling and uric acid metabolism in skeletal muscles has not yet been elucidated.

MARCH5 ameliorates aortic valve calcification via RACGAP1-DRP1 pathway associated mitochondrial quality control.

Background: Mitochondrial E3 ubiquitin ligase (MARCH5) as an important regulator in maintaining mitochondrial function. Our aims were to investigate the role and mechanism of MARCH5 in aortic valve calcification.

Methods: Human aortic valves, both calcified and non-calcified, were analyzed for MARCH5 expression using western blot.

Unraveling the interaction of dissolved organic matter and microorganisms with internal phosphorus cycling in the floodplain lake ecosystem.

Internal nutrient cycling, especially phosphorus (P), is of great influence in lake eutrophication. Dissolved organic matter (DOM) and microorganisms are ubiquitous in the sediments and closely associated with P-cycling. However, the underlying interactions of DOM, microorganisms and P in floodplain lake area with different hydrological characteristics remain scarce.

Estimating wastewater emissions and environmental levels of typical organic contaminants based on regionalized modelling.

Organic contaminants (OCs) are released into the environment through effluent discharges from wastewater treatment plants (WWTP), posing risks to environment health. However, emissions from various source, particularly large-scale investigations across different industries, remain poorly understood. Based on both sampling and statistical data, this study estimates the emissions of 10 OCs, including perfluorooctane acid (PFOA), perfluorooctane sulfonate (PFOS), 4-nonylphenol (4-NP), 4-tert-octylphenol (4-t-OP), dibutyl phthalate (DBP), di-iso-butyl phthalate (DIBP), dimethyl phthalate (DMP), butyl benzyl phthalate (BBP), di(2-ethylhexyl) phthalate (DEHP), and bisphenol A (BPA), from the effluents of 160 factories across 8 industries, 541 municipal wastewater treatment plants (MWWTPs), and 8 waste treatment plants (WTPs) in the upper Yangtze River Basin.

mTOR/p70S6K signaling pathway promotes fibrillin-1 expression in AKI-to-CKD transition post CA/CPR.

The possible involvement of mTOR/p70S6K signaling in mediating Fibrillin-1 expression during the transition from acute kidney injury (AKI) to chronic kidney disease (CKD) after cardiac arrest and cardiopulmonary resuscitation (CA/CPR). A CA/CPR AKI model was established using male C57BL/6 mice aged 8-12 weeks. The expression of Fibrillin-1 and activation of the mTOR/p70S6K signaling pathway in kidney tissues were assessed at different time points.

HMGB1-mediated macrophage regulation of NF-κB activation and MMP3 upregulation in nucleus pulposus cells: A critical mechanism in the vicious cycle of intervertebral disc degeneration.

Intervertebral disc degeneration (IVDD) is a leading cause of low back pain, primarily driven by inflammatory processes within the disc, particularly involving the infiltration and activity of macrophages. High Mobility Group Box 1 (HMGB1) has been identified as a crucial mediator in this inflammatory cascade, yet its precise role in macrophage-induced disc degeneration remains unclear. In this study, we employed a combination of in vivo and in vitro models, including genetically engineered mice with macrophage-specific overexpression of HMGB1, a rat model of IVDD, and cultured macrophages and nucleus pulposus cells (NPCs), to elucidate the role of HMGB1 in IVDD.

Serum KNG and FVIII may serve as potential biomarkers for depression.

Background: The global burden of major depressive disorder (MDD) is rising, with current diagnostic methods hindered by significant subjectivity and low inter-rater reliability. Several studies have implied underlying link between coagulation-related proteins, such as kininogen (KNG) and coagulation factor VIII (FVIII), and depressive symptoms, offering new insights into the exploration of depression biomarkers. This study aims to elucidate the roles of KNG and FVIII in depression, potentially providing a foundational basis for biomarker research in this field.

Development of Chimeric Nanobody-Granzyme B Functionalized Ferritin Nanoparticles for Precise Tumor Therapy.

T-cell lymphomas (TCLs) are heterogeneous malignancies with limited treatment options and poor outcomes. The efficacy of traditional T-cell therapies, including chimeric antigen receptor (CAR) T cells, is often constrained by immunosuppressive factors and the tumor microenvironment. On the other hand, although direct Granzyme B (GrB) administration can effectively induce tumor cell apoptosis, it lacks universal tumor targeting and efficient cellular entry mechanisms.

Boeravinone C ameliorates lipid accumulation and inflammation in diabetic kidney disease by activating PPARα signaling.

Ethnopharmacological Relevance: The roots of Oxybaphus himalaicus Edgew. is a traditional Tibetan herbal medicine with kidney reinforcing and tonifying effects, which is commonly applied to treat nephritis. Boeravinone C has been identified as one of the primary constituents of O.

The Mechanism of Bovis Culus Sativus Protecting BBB Damage in Stroke: Insights from Network Pharmacology, Bioinformatics, and Experiments.

Ethnopharmacological Relevance: Bovis calculus (BC) has a medicinal history of over 2,000 years in treating stroke in China. Bovis Culus Sativus (BCS) has similar pharmacological effects to BC. Due to the scarcity of BC, BCS is often used as a substitute for BC in clinical practice for treating stroke in traditional Chinese medicine.

Smart self-transforming nano-systems for overcoming biological barrier and enhancing tumor treatment efficacy.

Nanomedicines need to overcome multiple biological barriers in the body to reach the target area. However, traditional nanomedicines with constant physicochemical properties are not sufficient to meet the diverse and sometimes conflicting requirements during in vivo transport, making it difficult to penetrate various biological barriers, resulting in suboptimal drug delivery efficiency. Smart self-transforming nano-systems (SSTNs), capable of altering their own physicochemical properties (including size, charge, hydrophobicity, stiffness, morphology, etc.

A functional cardiac patch promotes cardiac repair by modulating the CCR2 cardiac-resident macrophage niche and their cell crosstalk.

C-C chemokine receptor type 2 (CCR2) cardiac-resident macrophages (CCR2 cRMs) are known to promote cardiac repair after myocardial infarction (MI). However, the substantial depletion and slow recovery of CCR2 cRMs pose significant barriers in cardiac recovery. Here, we construct a functional conductive cardiac patch (CCP) that can provide exogenously elastic conductive microenvironment and induce endogenously reparative microenvironment mediated by CCR2 cRMs for MI repair.

Akkermansia muciniphila supplementation in patients with overweight/obese type 2 diabetes: Efficacy depends on its baseline levels in the gut.

Akkermansia muciniphila is a promising target for managing obesity and type 2 diabetes (T2D), but human studies are limited. We conducted a 12-week randomized, double-blind, placebo-controlled trial involving 58 participants with overweight or obese T2D, who received A. muciniphila (AKK-WST01) or placebo, along with routine lifestyle guidance.

Exploration of symptom cluster patterns and their trajectory in esophageal cancer surgery patients.

Purpose: To investigate symptom burden and symptom cluster trajectories in patients undergoing surgery for esophageal cancer.

Methods: A convenience sample of 210 patients who underwent thoracoscopic surgery for esophageal cancer was included from July to December 2023. The symptoms of the patients were evaluated at the following time points: preoperatively (T0), 1-3 days postoperatively (T1), 7 days postoperatively (T2), 1 month postoperatively (T3), and 3 months postoperatively (T4).

Structural dynamics of camel milk proteins during digestion: Insights from 2D homo correlation and 2D hetero-correlation spectroscopy.

This study investigates camel milk protein structural dynamics during digestion using Fourier Transform Infrared (FTIR) spectroscopy and Two-Dimensional Infrared (2D-IR) homo-correlation and hetero-correlation analysis. The synchronous 2DIR homo-correlation map reveals that NH bending and C-N stretching vibrations (amide II) are sensitive to digestion, indicating significant impacts on secondary structures. The asynchronous 2DIR homo-correlation indicates a stepwise process, where initial disruptions in NH interactions precede changes in CO stretching vibrations (amide I), highlighting the sequence of structural alterations during protein unfolding and degradation.