Introduction: United States Multi-Society Task Force colonoscopy surveillance intervals are based solely on adenoma characteristics, without accounting for other risk factors. We investigated whether a risk model including demographic, environmental, and genetic risk factors could individualize surveillance intervals under an "equal management of equal risks" framework.
Methods: Using 14,069 individuals from the Prostate, Lung, Colorectal, and Ovarian Cancer Screening Trial who had a diagnostic colonoscopy following an abnormal flexible sigmoidoscopy, we modeled the risk of colorectal cancer, considering the diagnostic colonoscopy finding, baseline risk factors (e.
The liver plays a crucial role in the immune response during endotoxemia and is one of the critical targets for sepsis-related injuries. As a secretory factor involved in inflammation, pentraxin-3 (PTX3) has been demonstrated to regulate hepatic homeostasis; however, the relationship between PTX3 and cell crosstalk between immune cells and hepatocytes in the liver remains incompletely understood. In this study, we revealed that, compared with WT mice, Ptx3 mice with lipopolysaccharide (LPS)-induced endotoxemia exhibited alleviated liver damage, with reduced serum alanine transaminase and aspartate transaminase levels and an improved survival rate.
View Article and Find Full Text PDFAlcohol-induced health damage has become an increasing global public health concern. Anthocyanins exhibit essential biological activities, including antioxidation, anti-inflammation, and lipid reduction. This study investigates the rapid intervention effects and mechanisms of anthocyanin-rich blueberry extract in mitigating acute alcohol exposure in mice, aiming to uncover its novel nutritional roles.
View Article and Find Full Text PDFA distinctive subset of uterine mesenchymal tumors display recurrent genetic fusions involving receptor tyrosine kinases, including NTRK, PDGFB, FGFR1, and RET, presumably leading to aberrant pathway activation. A pair of recent studies have highlighted the existence of a genetic fusion-negative uterine sarcoma that is characterized by activating mutations in ERBB2/ERBB3, CDKN2A deletion, inactivating ATRX mutation, and a S100 + /SOX10 + immunohistochemical profile. This report describes another case of this emerging entity that was diagnosed in a 57-year-old woman.
View Article and Find Full Text PDFArch Orthop Trauma Surg
December 2024
Introduction: Although various classification systems have been introduced for the description of distal clavicle fractures, there is no consensus on the best classification system that is helpful in determining treatment and prognosis. The objective of this study was to establish a new classification system for distal clavicle fractures and to verify the reliability of the new classification system by evaluating the inter- and intraobserver agreement.
Materials And Methods: A total of 1075 consecutive patients with distal clavicle fractures were selected from five university-affiliated hospitals between 2012 and 2022.
Spinal muscular atrophy (SMA) is a neurodegenerative disease caused by deletions or mutations of survival of motor neuron 1 (SMN1) gene. To date, the mechanism of selective cell death of motor neurons as a hallmark of SMA is still unclear. The severity of SMA is dependent on the amount of survival motor neuron (SMN) protein, which is an essential and ubiquitously expressed protein involved in various cellular processes including regulation of cytoskeletal dynamics.
View Article and Find Full Text PDFAlthough previous studies have demonstrated that transcranial focused ultrasound stimulation protects the ischemic brain, clear criteria for the stimulation time window and intensity are lacking. Electrical impedance tomography enables real-time monitoring of changes in cerebral blood perfusion within the ischemic brain, but investigating the feasibility of using this method to assess post-stroke rehabilitation in vivo remains critical. In this study, ischemic stroke was induced in rats through middle cerebral artery occlusion surgery.
View Article and Find Full Text PDFSpinal cord ischemia-reperfusion injury, a severe form of spinal cord damage, can lead to sensory and motor dysfunction. This injury often occurs after traumatic events, spinal cord surgeries, or thoracoabdominal aortic surgeries. The unpredictable nature of this condition, combined with limited treatment options, poses a significant burden on patients, their families, and society.
View Article and Find Full Text PDFTwo-dimensional 1T-TaS is renowned for its exotic physical properties including superconductivity, Mott physics, flat-band electronics, and charge density wave (CDW) orders. In particular, the CDW phase transitions (PTs) in 1T-TaS attracted extensive research interest, showing prominent potential in electronic devices. However, mechanisms underlying electrically driven PTs remain elusive.
View Article and Find Full Text PDFTo achieve high accuracy and effectiveness in sensing and modulating neural activity, efficient charge-transfer biointerfaces and a high spatiotemporal resolution are required. Ultrathin bioelectrode arrays exhibiting mechanical compliance with biological tissues offer such biointerfaces. However, their thinness often leads to a lack of mechano-electrical stability or sufficiently high electrochemical capacitance, thus deteriorating their overall performance.
View Article and Find Full Text PDFObjectives: Current literature on imaging characteristics of hepatic inflammatory pseudotumor (HIPT) is limited. This study aimed to analyze the contrast-enhanced ultrasound (CEUS) features in HIPT and compare them with contrast-enhanced computed tomography (CECT) and contrast-enhanced magnetic resonance imaging (CEMRI).
Methods: A total of 83 patients with histologically proven HIPT from two medical institutions were included in this study.
Background: While acute myocardial infarction (AMI) is widely recognized as the primary cause of Cardiogenic Shock (CS), Non-AMI related CS has been excluded from the majority of CS studies. Information on its prognostic factors remains largely understudied, and it is necessary to focus on these patients to identify the specific risk factors. In this study, we aimed to build and validate a predictive nomogram and risk classification system.
View Article and Find Full Text PDFWe report the use of the -isomer of tartaric acid, -tartaric acid, to tune the chirality of the dynamic aggregates of a perylenebisimide dye bearing boronic acid groups in the presence of enantiomeric L-/D-tartaric acid. The CD-ee dependence changes from S- to anti-S-shaped. A change in the structures of the chiral aggregates led by the -tartaric acid is identified.
View Article and Find Full Text PDFThis study describes the synthesis and potential applications of pentaaryl-substituted pyrroles. We report a Pd-catalyzed approach for their preparation from 4,5-diyne-9-fluorenone (1,7-diyne) and aromatic amines. The target nitrogen-doped corannulenes () were investigated computationally to understand their electronic properties.
View Article and Find Full Text PDFObjectives: This study expolored the relationship between perivascular adipose tissue (PVAT) radiomic features derived from coronary computed tomography angiography (CCTA) and the presence of coronary artery plaques. It aimed to determine whether PVAT radiomic could non-invasively assess vascular inflammation associated with plaque presence.
Methods: In this retrospective cohort study, data from patients undergoing coronary artery examination between May 2021 and December 2022 were analyzed.
The construction, use, and maintenance of tritium-related equipment will inevitably produce tritium-containing radioactive waste gas, and the production of efficient catalysts for tritium removal remains a difficult problem. Herein, silicalite-1 zeolite with entrapped Pt nanoclusters is skillfully post-oxidized at an appropriate temperature, building highly active Pt─O sites on the nanoclusters to achieve efficient oxidation of hydrogen isotopes at low temperatures. The designed Pt─O sites can directly participate in the oxidation reaction of hydrogen isotopes.
View Article and Find Full Text PDFBackground: Glioblastoma is the most aggressive adult primary brain cancer, characterized by significant heterogeneity, posing challenges for patient management, treatment planning, and clinical trial stratification.
Methods: We developed a highly reproducible, personalized prognostication and clinical subgrouping system using machine learning (ML) on routine clinical data, MRI, and molecular measures from 2,838 demographically diverse patients across 22 institutions and 3 continents. Patients were stratified into favorable, intermediate, and poor prognostic subgroups (I, II, III) using Kaplan-Meier analysis (Cox proportional model and hazard ratios [HR]).
Exploring ionogels with superior conductivity, mechanical properties, and long-lasting room temperature phosphorescence (RTP) offers considerable potential for new-generation optoelectronics. However, reports on ionogels remain limited owing to the contradiction between the flexibility required for stretching and the rigidity necessary for RTP and load-bearing within the same ionogels. Here, a facile strategy is reported to enhance the toughness and extend the RTP of ionogels by salting-out-induced microphase separation, which results in the formation of an IL-rich phase (soft) for stretching and ionic conduction and a polymer-rich phase (stiff) for energy dissipation and clustering-triggered phosphorescence.
View Article and Find Full Text PDFAtherosclerotic plaque rupture mainly contributes to acute coronary syndrome (ACS). Insufficient repair of these plaques leads to thrombosis and subsequent ACS. Central to this process is the modulation of vascular smooth muscle cells (VSMCs) phenotypes, emphasizing their pivotal role in atherosclerotic plaque stability and healing post-disruption.
View Article and Find Full Text PDFIn addition to adaptive immune checkpoint of PD-1/PD-L1, the innate immune checkpoint SIRPα/CD47 plays an important role in regulation of tumor immune escape. However, the mechanism of CD47 ubiquitination on tumor immune escape remains unclear. Here it is found that TRAF2 bound to the C-terminal of CD47 cytoplasmic fragment and induced its ubiquitination, leading to inhibition of CD47 autophagic degradation by disrupting its binding to LC3, which in turn inhibited macrophage phagocytosis and promoted tumor immune escape.
View Article and Find Full Text PDFBackground: The mechanisms underlying osteoarthritis (OA) remain unclear, and effective treatments are lacking. This study aims to identify OA-related genes and explore their potential in drug repositioning for OA treatment.
Methods: Transcriptome-wide association studies (TWAS) were performed using genome-wide association studies summary data and expression quantitative trait loci data from the Genotype-Tissue Expression project.