30,624 results match your criteria: "W.W.; and Dana-Farber Cancer Institute[Affiliation]"

Evaluation of Peer Review of Percutaneous Coronary Intervention Operator Performance.

Circ Cardiovasc Qual Outcomes

January 2025

Division of Cardiology, Department of Medicine, University of Washington, Seattle (J.A.D., E.J.S., D.H.A.).

Background: Case-based peer review of percutaneous coronary intervention (PCI) is used by many hospitals for quality improvement and to make decisions regarding physician competency. However, there are no studies testing the reliability or validity of peer review for PCI performance evaluation.

Methods: We recruited interventional cardiologists from 12 Veterans Affairs Health System facilities throughout the United States to provide PCI cases for review.

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The repurposing of statins as neuroprotective agents and/or anti-brain tumor drugs is limited by challenges in brain bioavailability and systemic off-target effects. Therefore, improved and targeted delivery of statins to the brain is necessary. This study aimed to develop a high-strength liquid formulation of the poorly soluble prodrug simvastatin for intranasal administration, as a strategy to achieve high brain concentrations of the prodrug and/or its active form, tenivastatin.

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Biochar has emerged as a promising soil amendment material, offering the potential to enhance mechanical and water retention properties. Geo-environmental structures constructed with biochar-amended soils (BAS) might experience a change in strength and water retention capacity due to extreme climactic changes, resulting in structural failures. The existing literature lacks a comprehensive study on the strength of BAS under prolonged curing, freeze-thaw cycles, and water retention behaviour for varying compaction conditions.

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ATLAS-seq: a microfluidic single-cell TCR screen for antigen-reactive TCRs.

Nat Commun

January 2025

Raymond G. Perelman Center for Cellular and Molecular Therapeutics, Children's Hospital of Philadelphia, Philadelphia, PA, USA.

Discovering antigen-reactive T cell receptors (TCRs) is central to developing effective engineered T cell immunotherapies. However, the conventional technologies for isolating antigen-reactive TCRs (i.e.

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Purpose: Inflammatory processes have been involved in diabetic retinopathy (DR). Interleukin (IL)-17A, a pro-inflammatory cytokine, is associated with DR occurrence and development. However, mechanisms underlying the IL-17A impact on DR need further investigations.

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Dietary Methionine Restriction Alleviates Cognitive Impairment in Alzheimer's Disease Mice via Sex-Dependent Modulation on Gut Microbiota and Tryptophan Metabolism: A Multiomics Analysis.

J Agric Food Chem

January 2025

Laboratory of Functional Chemistry and Nutrition of Food, College of Food Science and Engineering, Northwest A&F University, Yangling, Shaanxi 712100, China.

Plant-based foods with low methionine contents have gained increasing interest for their potential health benefits, including neuroprotective effects. Methionine restriction (MR) linked to a plant-based diet has been shown to mitigate neurodegenerative diseases such as Alzheimer's disease (AD) through mechanisms that involve the gut microbiota. In this study, a 16-week MR diet (0.

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RAFT Dispersion Polymerization of 2-Hydroxyethyl Methacrylate in Non-polar Media.

Macromolecules

December 2024

Dainton Building, Department of Chemistry, University of Sheffield, Brook Hill, Sheffield, South Yorkshire S3 7HF, U.K.

We report the reversible addition-fragmentation chain transfer (RAFT) dispersion polymerization of 2-hydroxyethyl methacrylate (HEMA) in -dodecane using a poly(lauryl methacrylate) (PLMA) precursor at 90 °C. This formulation is an example of polymerization-induced self-assembly (PISA), which leads to the formation of a colloidal dispersion of spherical PLMA-PHEMA nanoparticles at 10-20% w/w solids. PISA syntheses involving polar monomers in non-polar media have been previously reported but this particular system offers some unexpected and interesting challenges in terms of both synthesis and characterization.

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Aminoglycoside/Hexadecanoic Acid Complex Lamellar Core Nanoparticles.

ACS Omega

December 2024

Department of Clinical Medicine, Macquarie University, Sydney, NSW 2109, Australia.

An aminoglycoside, tobramycin sulfate (TbS), was complexed with hexadecanoic acid (HdA), resulting in a TbS/HdA complex with a repeat unit of 5.3 nm of a lamellar nanostructure. The nanometer-sized TbS/HdA particles were produced using poloxamer 188 as a dispersing agent.

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Co-occurrence of multiple mycotoxins is a growing global food safety concern due to their harmful effects on humans and animals. This study developed an eco-friendly sample preparation method and an innovative multiplex microarray-based lateral flow immunoassay, using a novel portable reader for on-site simultaneous determination of five regulated mycotoxins-aflatoxin B, T-2 toxin, zearalenone, deoxynivalenol, and fumonisin B in rice. The eco-friendly and ultrafast extraction procedure utilizes a bio-based solvent.

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In situ gelling, cell-laden hydrogels hold promise for regenerating tissue lesions with irregular shapes located in complex and hard-to-reach anatomical sites. A notable example is the regeneration of neural tissue lost due to cerebral cavitation. However, hypoxia-induced cell necrosis during the vascularization period imposes a significant challenge to the success of this approach.

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Thermal processes are emerging as promising solutions to recovering phosphorus and other nutrient elements from anaerobic digestates. The feasibility of nutrient element recovery depends largely on the fates of nutrient elements and heavy metals during thermal processing. This study assesses the partitioning of macronutrients (N, P, K, Na, Ca and Mg) and heavy metals (Zn, Cu, and Mn) between condensed and gaseous phases during thermal conversion of cattle slurry digestates in gas atmospheres of pyrolysis, combustion, and gasification processes.

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Limited whole genome sequencing (WGS) studies in Asian populations result in a lack of representative reference panels, thus hindering the discovery of ancestry-specific variants. Here, we present the South and East Asian reference Database (SEAD) panel ( https://imputationserver.westlake.

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Trivalent recombinant protein vaccine induces cross-neutralization against XBB lineage and JN.1 subvariants: preclinical and phase 1 clinical trials.

Nat Commun

December 2024

Laboratory of Aging Research and Cancer Drug Target, National Clinical Research Center for Geriatrics, West China Hospital, Sichuan University, Chengdu, China.

The immune escape capacities of XBB variants necessitate the authorization of vaccines with these antigens. In this study, we produce three recombinant trimeric proteins from the RBD sequences of Delta, BA.5, and XBB.

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USDA FSIS recommends meat dwell ≤6 h during cooking from 10 to 54.4 °C to limit the growth of Staphylococcus aureus and prevent its production of heat-stable enterotoxins. This study evaluated the growth of S.

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Effective monitoring of veterinary drug residues in food is essential for legislation compliance and food safety, yet remains challenging due to low concentrations and complex matrices. This study introduced a miniaturized 96-well electromembrane extraction (EME) technique for pre-concentration and isolation 80 prohibited/restricted veterinary drugs from honey samples. Three liquid membranes were developed and characterized: V1 ("V" for veterinary), a mixture of 2-undecanone and 0.

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In this study, polyethylene glycol (PEG) and dextran (Dex) were chemically modified to obtain amino-functionalized PEG (PEG-(NH)) and oxidized dextran (ODex). They were subsequently reacted via -NH and -CHO groups to synthesize a macromolecular Schiff base particle. The structures, morphologies, and thermal properties of the macromolecular Schiff base particle were characterized using Fourier-transform infrared spectroscopy (FT-IR), scanning electron microscopy (SEM), and thermogravimetry analysis (TGA).

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The application of cellulose nanofibers (CNF) as cryoprotectants in frozen foods has rarely been explored. In this study, the cryoprotective effect of CNF (2, 4 and 6 % w/w) on mechanically separated chicken meat (MSCM) surimi-like material was investigated, during frozen storage (5 and 60 days) under temperature fluctuation. Surimi-like without cryopreservation agents was more susceptible to protein oxidation due to ice recrystallization.

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The Campylobacter prevalence in free-ranging broiler flocks is usually higher than in conventional flocks, and effective interventions for this production type are needed. This study aimed to investigate the on-farm Campylobacter-reducing effect of feeding three feed additives or a water additive to broilers from hatching to slaughter. Newly hatched Ranger Gold broilers (n = 140) were randomly placed into five cages (n = 28/cage) within a flock of 6,000 broilers.

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Deep brain stimulation (DBS), a proven treatment for movement disorders, also holds promise for the treatment of psychiatric and cognitive conditions. However, for DBS to be clinically effective, it may require DBS technology that can alter or trigger stimulation in response to changes in biomarkers sensed from the patient's brain. A growing body of evidence suggests that such adaptive DBS is feasible, it might achieve clinical effects that are not possible with standard continuous DBS and that some of the best biomarkers are signals from the cerebral cortex.

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Aim: The goal of this study was to determine the role of histone deacetylase 9 (HDAC9) in the development of diet-induced metabolic dysfunction-associated steatohepatitis (MASH) and white adipose tissue (WAT) dysfunctions.

Methods: We fed male and female mice with global Hdac9 knockout (KO) and their wild-type (WT) littermates an obesogenic high-fat/high-sucrose/high-cholesterol (35%/34%/2%, w/w) diet for 20 weeks.

Results: Hdac9 deletion markedly inhibited body weight gain and liver steatosis with lower liver weight and triglyceride content than WT in male mice but not females.

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Safety assessment on CBD-rich hemp extract in sub-chronic cross-sex study with rats.

Toxicol Appl Pharmacol

December 2024

Department of Medical Chemistry and Biochemistry, Faculty of Medicine and Dentistry, Palacky University, Hnevotinska 3, 775 15 Olomouc, Czech Republic. Electronic address:

Cannabidiol (CBD) is a phytocannabinoid from Cannabis sativa L., in which there is currently growing interest for medicinal use. Here, we focused on the safety and pharmacokinetics of a CBD-rich (77 %, w/w) full-spectrum hemp extract in male and female rats.

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Hormone therapy enhances anti-PD1 efficacy in premenopausal estrogen receptor-positive and HER2-negative advanced breast cancer.

Cell Rep Med

December 2024

Department of Medical Oncology, National Taiwan University Cancer Center, Taipei City 106, Taiwan; Graduate Institute of Oncology, College of Medicine, National Taiwan University, Taipei City 100, Taiwan; Department of Oncology, National Taiwan University Hospital, Taipei City 100, Taiwan. Electronic address:

The efficacy of immunotherapy for estrogen receptor-positive/HER2-negative (ER+/HER2-) metastatic breast cancer (MBC) has not been proven. We conduct a phase 1b/2 trial to assess the efficacy of combining pembrolizumab (anti-PD1 antibody), exemestane (nonsteroidal aromatase inhibitor), and leuprolide (gonadotropin-releasing hormone agonist) for 15 patients with premenopausal ER+/HER2- MBC who had failed one to two lines of hormone therapy (HT) without chemotherapy. The primary endpoint of progression-free survival rate at 8 months (i.

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The Venom of : Proteomics, Neurotoxic Effect and Neutralization by Antivenom.

Vet Sci

November 2024

Department of Chemistry, Faculty of Veterinary Medicine, University of Belgrade, Bulevar Oslobođenja 18, 11000 Belgrade, Serbia.

Deep proteomic analyses identified, in total, 159 master proteins (with 1% FDR and 2 unique peptides) from 26 protein families in the venom of Data are available via ProteomeXchange with the identifier PXD056495. The relative abundance of PLA2s is 11.60% of the crude venom, of which 4.

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A new antioxidant lipid (AL) was synthesized from rainbow trout () belly oil and cold-pressed maqui (CPM) ( (Mol.) Stuntz) seed oil via enzymatic interesterification using in supercritical CO medium. A Box-Behnken design with 15 experiments was employed, with the independent variables being the following: belly oil/CPM oil ratio (10/90, 50/50, and 90/10, /), supercritical CO temperature (40.

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Supersaturated Gel Formulation (SGF) of Atorvastatin at a Maximum Dose of 80 mg with Enhanced Solubility, Dissolution, and Physical Stability.

Gels

December 2024

College of Pharmacy and Inje Institute of Pharmaceutical Sciences and Research, Inje University, 197 Inje-ro, Gimhae 50834, Republic of Korea.

The objective of this work was to develop a supersaturated gel formulation (SGF) loaded with the maximum atorvastatin calcium trihydrate (ATR) dose. The maximum dose strength of ATR needs to be reduced through improving solubility and dissolution rate to mitigate side effects due to the necessity of taking high doses. ATR has highly pH-dependent solubility at 37 °C, leading to poor solubility (<10 μg/mL) in stomach acid (pH 1.

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