443,553 results match your criteria: "PR China; Hunan Engineering and Technology Research Center for Irrigation Water Purification[Affiliation]"

Rapid thrombolysis is very important to reduce complications caused by vascular blockage. A promising approach for improving thrombolysis efficiency is utilizing the permanent magnetically actuated locomotion of nanorobots. However, the thrombolytic drug transportation efficiency is challenged by in-plane rotating locomotion and the insufficient drug penetration limits further improvement of thrombolysis.

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Super-enhancer Activates Master Transcription Factor NR3C1 Expression and Promotes 5-FU Resistance in Gastric Cancer.

Adv Sci (Weinh)

December 2024

Department of General Surgery, Shanghai Key Laboratory of Gastric Neoplasms, Shanghai Institute of Digestive Surgery, Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, 200025, China.

Poor response to 5-fluorouracil (5-FU) remains an obstacle in the treatment of gastric cancer (GC). Super enhancers (SEs) are crucial for determining tumor cell survival under drug pressure. SE landscapes related to 5-FU-resistance are mapped to GC using chromatin immunoprecipitation-sequencing (ChIP-Seq).

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A Modular Engineered DNA Nanodevice for Precise Profiling of Telomerase RNA Location and Activity.

Adv Sci (Weinh)

December 2024

State Key Laboratory of Analytical Chemistry for Life Science, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing, 210023, P. R. China.

Increased telomerase activity has been considered as a conspicuous sign of human cancers. The catalytic cores of telomerase involve a reverse transcriptase and the human telomerase RNA (hTR). However, current detection of telomerase is largely limited to its activity at the tissue and single-cell levels.

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Background: Neuroendocrine tumors primarily consist of endocrine cells commonly located in neural tissue and the endocrine system. Primary neuroendocrine neoplasms of the breast are highly heterogeneous tumors characterized by a diverse cell population. Their rarity in the breast poses considerable challenges in studying their pathogenesis and developing effective treatments.

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Background: Children with intellectual disabilities (ID) typically exhibit low levels of physical activity (PA) and delayed motor skills. Understanding the motor skill factors that influence PA participation in this population is essential for designing effective interventions. The purpose of this study was to examine the association between fundamental motor skills (FMS) and objectively measured PA among orphan children with severe ID residing in welfare institutions.

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Background: The gut microbiota plays a pivotal role in ulcerative colitis (UC) development. This study explores the impact of latent tuberculosis infection (LTBI) on the gut microbiota in UC and assesses changes during vedolizumab treatment, investigating prophylactic anti-tuberculosis therapy.

Results: This cohort study included adult patients with UC receiving vedolizumab treatment at Jinhua Hospital, Zhejiang University from April 2021 to December 2022.

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Background: This study aimed to investigate the potential utility of Epithelial-mesenchymal transition (EMT) signaling cell detection in the early diagnosis of cervical lesions.

Methods: Enrichment of cervical epithelial cells was carried out using a calibrated membrane with 8-μm diameter pores. RNA-in situ hybridization (RNA-ISH) was employed to detect and characterize EMT cells utilizing specific EMT markers.

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Background: Cardiometabolic index (CMI) is a comprehensive clinical parameter which integrates overweight and abnormal lipid metabolism. However, its relationship with all-cause, cardiovascular disease (CVD), and cancer mortality is still obscure. Thus, a large-scale cohort study was conducted to illustrate the causal relation between CMI and CVD, cancer, and all-cause mortality among the common American population.

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Background: High red meat consumption is a main modifiable risk factor for colorectal cancer mortality (CRC), but its attributable disease burden remains unclear in China. We aimed to analyze the temporal trends in CRC deaths and disability-adjusted life years (DALYs) attributable to high red meat consumption in China from 1990 to 2021 and to predict the disease burden in the next 15 years.

Methods: Data was obtained from the Global Burden of Disease (GBD) 2021 study.

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Advancements in MRSA treatment: the role of berberine in enhancing antibiotic therapy.

BMC Microbiol

December 2024

Department of Clinical Laboratory, Shanghai Eighth People's Hospital, No.8 Caobao Road, Xuhui District, Shanghai, 200235, P.R. China.

Background: Methicillin-resistant Staphylococcus aureus (MRSA) is a significant public health problem. This study investigated the antimicrobial properties and mechanisms of berberine (BBR), a plant alkaloid, against MRSA, evaluating its potential to enhance antibiotic therapy.

Results: Berberine only demonstrated variable but significant inhibitory effects on 50 clinical MRSA strains.

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Potent prophylactic cancer vaccines harnessing surface antigens shared by tumour cells and induced pluripotent stem cells.

Nat Biomed Eng

December 2024

CAS Key Laboratory for Biomedical Effects of Nanomaterials and Nanosafety, CAS Center for Excellence in Nanoscience, National Center for Nanoscience and Technology, Beijing, P. R. China.

The development of prophylactic cancer vaccines typically involves the selection of combinations of tumour-associated antigens, tumour-specific antigens and neoantigens. Here we show that membranes from induced pluripotent stem cells can serve as a tumour-antigen pool, and that a nanoparticle vaccine consisting of self-assembled commercial adjuvants wrapped by such membranes robustly stimulated innate immunity, evaded antigen-specific tolerance and activated B-cell and T-cell responses, which were mediated by epitopes from the abundant number of antigens shared between the membranes of tumour cells and pluripotent stem cells. In mice, the vaccine elicited systemic antitumour memory T-cell and B-cell responses as well as tumour-specific immune responses after a tumour challenge, and inhibited the progression of melanoma, colon cancer, breast cancer and post-operative lung metastases.

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Ecotoxicity of Biodegradable Microplastics and Bio-based Microplastics: A Review of in vitro and in vivo Studies.

Environ Manage

December 2024

College of Natural Resources and Environment, Northwest A&F University, Yangling, Shaanxi Province, 712100, PR China.

As biodegradable and bio-based plastics increasingly replace conventional plastics, the need for a comprehensive understanding of their ecotoxicity becomes more pressing. This review systematically presents the ecotoxicity of the microplastics (MPs) from different biodegradable plastics and bioplastics on various animals and plants. High doses of polylactic acid (PLA) MPs (10%) have been found to reduce plant nitrogen content and biomass, and affect the accumulation of heavy metals in plants.

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To develop and validate a nomogram model for discriminating simple intestinal obstruction and strangulated intestinal obstruction, thus providing objective evidence for clinical decision-making. Following pre-established inclusion and exclusion criteria, a retrospective analysis was conducted on the clinical data of 560 patients diagnosed with intestinal obstruction who were admitted to the Emergency Surgery Department of the First Affiliated Hospital of Anhui Medical University between January 1, 2020, and December 31, 2022. The data was subsequently split into a training cohort (n = 393) and a validation cohort (n = 167) using a 7:3 ratio.

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The risks and benefits associated with simultaneous bilateral unicompartmental knee arthroplasty (UKA) continue to engender contentious debate. The aim of this study was to compare the clinical outcomes of simultaneous bilateral and unilateral UKA. A retrospective review was performed between 2019 and 2022 on 280 patients (130 simultaneous bilateral vs.

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Association between sensitivity to thyroid hormone indices and type 2 diabetic microvascular complications in euthyroid patients.

Sci Rep

December 2024

Department of Endocrine and Metabolism, The First Affiliated Hospital, Jiangxi Medical College, Nanchang University, Nanchang, China.

The correlation between thyroid hormone (TH) sensitivity and microvascular complications of type 2 diabetes mellitus (T2DM) remains uncertain. This study aimed to explore the association between TH sensitivity and the risk of diabetic kidney disease (DKD), diabetic retinopathy (DR), and diabetic neuropathy (DNP) in euthyroid T2DM patients. This study included a total of 946 hospitalized T2DM patients and calculated their sensitivity to the TH index, and each patient completed screenings for DKD, DR, and DNP.

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Crops3D: a diverse 3D crop dataset for realistic perception and segmentation toward agricultural applications.

Sci Data

December 2024

National Key Laboratory of Crop Genetic Improvement, National Center of Plant Gene Research, Huazhong Agricultural University, Wuhan, 430070, P. R. China.

Point cloud analysis is a crucial task in computer vision. Despite significant advances over the past decade, the developments in agricultural domain have faced challenges due to a scarcity of datasets. To facilitate 3D point cloud research in agriculture community, we introduce Crops3D, the diverse real-world dataset derived from authentic agricultural scenarios.

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Bulk and Single-Cell Transcriptome Analyses Unravel Gene Signatures of Mitochondria-Associated Programmed Cell Death in Diabetic Foot Ulcer.

J Cell Mol Med

December 2024

Department of Orthopedics, Shenshan Medical Center, Sun Yat-sen Memorial Hospital, Sun Yat-sen University, Shanwei, Guangdong, P. R. China.

Mitochondrial programmed cell death (PCD) plays a critical role in the pathogenesis of diabetic foot ulcers (DFU). In this study, we performed a comprehensive transcriptome analysis to identify potential hub genes and key cell types associated with PCD and mitochondria in DFU. Using intersection analysis of PCD- and mitochondria-related genes, we identified candidate hub genes through protein-protein interaction and random forest analysis.

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The effect of a new thinking guidance of OPACCUS for shock on the 30-day mortality: A multicenter, prospective, observational, cohort study.

Eur J Intern Med

December 2024

Department of Critical Care Medicine, West China Hospital, Sichuan University, Chengdu, PR China. Electronic address:

Objectives: The purpose of this study was to determine whether our new thinking guidance named OPACCUS (oxygen metabolism, perfusion, arterial tension, cardiac output, systemic congestion, unregulated host response and search for inciting illness event) with 7 questions you need to ask before shock therapy and evidences provided by critical ultrasound considering hemodynamics, the unregulated host response and inciting illness event would improve mortality in shock patients.

Design: A multicenter, prospective, observational cohort study.

Setting: Intensive care units of 20 hospitals in Southwest China.

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With the growing demand for aesthetic enhancements, particularly filler injections for nasolabial folds (NLFs), there is a need for more objective and quantitative assessment methods beyond the traditional subjective scales like the Wrinkle Severity Rating Scale (WSRS). This study introduces a novel evaluation method combining 3-dimensional (3D) imaging and grayscale analysis to objectively assess NLF severity and treatment outcomes. A total of 100 healthy participants (86 females, 14 males; mean age 41.

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Objective: Thyroid-stimulating hormone (TSH) is related to increased atrial fibrillation (AF) inducibility and plays an important role in a variety of cardiovascular diseases. However, the association of baseline TSH with in-hospital outcomes in patients with AF and coronary artery disease (CAD) is unknown. This study aimed to investigate the distribution of baseline TSH and its association with in-hospital outcomes (major adverse cardiovascular events [MACE], all-cause death, or heart failure [HF]) in AF patients combined with CAD.

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The study aimed to examine the effects of Quetiapine, an atypical antipsychotic medication with purported neuroprotective qualities, on cognitive function and synaptic plasticity in epileptic rats. This investigation also sought to elucidate the mechanisms by which quetiapine influences the activity of the cyclic adenylate response element binding protein (CREB)/brain-derived neurotrophic factor (BDNF) signaling pathway and metallomatrix proteinase-9 (MMP9) expression in the context of epilepsy. The epileptic model was induced in rats through the administration of pilocarpine, with normal rats serving as the control group.

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Comparative proteomic analysis reveals the response mechanism of freshwater leech (Whitmania pigra) under heat-stress challenge.

Comp Biochem Physiol Part D Genomics Proteomics

December 2024

Key Laboratory of Freshwater Fisheries and Germplasm Resources Utilization, Ministry of Agriculture and Rural Affairs, Freshwater Fisheries Research Center, Chinese Academy of Fishery Sciences, Wuxi, PR China. Electronic address:

Temperature is an environmental parameter that remarkably affects the survival and organism health of poikilothermal animal-Whitmania pigra Whitman. Heat stress destroys the physiological homeostasis of intestine tissue. However, no studies on the intestinal mucosa response of leech exposure to heat stress have been reported so far.

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Determination of four forms of plasma thiol amino acids in individuals with chronic kidney disease by UPLC-MS/MS.

J Chromatogr B Analyt Technol Biomed Life Sci

December 2024

The Affiliated Lianyungang Hospital of Xuzhou Medical University/Department of Pharmacy, Lianyungang First People's Hospital, Jiangsu, Lianyungang 222006, PR China. Electronic address:

The study introduces a robust analytical method based on UPLC-MS/MS for quantifying thiol amino acids, including cysteine (Cys), cysteinylglycine (CG), homocysteine (Hcy), and glutathione (GSH), in their total and total free forms within human plasma. An optimized blank matrix was employed for accurate quantification of endogenous compounds. The method exhibited excellent linearity, precision, accuracy, recovery, and stability, making it highly suitable for plasma analysis.

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Background: In recent years, concerns have emerged regarding the potential link between Juvenile idiopathic arthritis (JIA) and an elevated risk of developing breast cancer. However, the potential relationship between JIA and breast cancer is currently unclear. The objective of this study is to investigate the mechanism of JIA on cancer risk.

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Analyses of widely targeted metabolic profiling reveal enhanced energy metabolism in well-developed testicular tissue of Hu sheep.

Domest Anim Endocrinol

December 2024

State Key Laboratory of Herbage Improvement and Grassland Agro-Ecosystems, Key Laboratory of Grassland Livestock Industry Innovation, Ministry of Agriculture and Rural Affairs, Engineering Research Center of Grassland Industry, Ministry of Education, College of Pastoral Agriculture Science and Technology, Lanzhou University, Lanzhou 730020, PR China.

Energy supply is crucial for testicular development. Nevertheless, the specific alterations in the energy metabolic pathways that affect testicular development have not been extensively investigated. This study aimed to investigate the variations in metabolites and alterations in energy metabolic pathways in the testes of Hu sheep with different developmental status at 6 months of age.

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