40,800 results match your criteria: "Xi-an Jiaotong University[Affiliation]"

Exposure to green space, nighttime light, air pollution, and noise and cardiovascular disease risk: A prospective cohort study.

Environ Pollut

December 2024

Department of Epidemiology and Health Statistics, School of Public Health, Ningxia Medical University, Yinchuan, Ningxia Hui Autonomous Region, 750004, China; Key Laboratory of Environmental Factors and Chronic Disease Control, Ningxia Medical University, Yinchuan, Ningxia Hui Autonomous Region, 750004, China.

Current literature lacks information regarding impacts of green spaces on susceptibility to cardiovascular disease (CVD) related to harmful environmental exposures. The UK Biobank cohort study was utilized to investigate whether green spaces can mitigate risks associated with air pollutants, nighttime light, noise, and traffic intensity. Latent Profile Analysis was performed on green spaces and adverse environmental exposures in order to assess individual level exposure.

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Under the influence of climate warming, overgrazing may exacerbate ecosystem degradation. To determine the safe grazing boundaries and potential degradation areas in different regions. The study used the Generalize Linear Model (GLM) to assess the combined effects of drought and grazing on the ecosystem services of the Tibetan Plateau (TP), and identified safe grazing boundaries and overgrazing areas.

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The Sirtuins family (SIRT) has been implicated in numerous diseases, including psoriasis.However, the precise role of SIRT6 in psoriasis remains unclear. The analysis of publicly available RNA-seq data from GEO profiles showed that SIRT6 expression levels was significantly elevated in the lesional skins from patients with psoriasis, as compared to the non-lesional skins or the skins from normal healthy donors.

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In China, due to the risks of hypothyroidism after radioiodine treatment, radioiodine is not commonly used as a first-line treatment. In this study, factors influencing the development of hypothyroidism after I therapy for Graves' hyperthyroidism were evaluated. This was a retrospective study with a 12-month follow-up.

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Cancer-associated fibroblasts (CAFs) exert multiple tumor-promoting functions and are key contributors to drug resistance. The mechanisms by which specific subsets of CAFs facilitate oxaliplatin resistance in colorectal cancer (CRC) have not been fully explored. This study found that THBS2 is positively associated with CAF activation, epithelial-mesenchymal transition (EMT), and chemoresistance at the pan-cancer level.

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Corrigendum to "Cellular dynamics of tumor microenvironment driving immunotherapy resistance in non-small-cell lung carcinoma" [Cancer Lett. 604 (2024) 217272].

Cancer Lett

December 2024

Department of Anatomical and Cellular Pathology, State Key Laboratory of Translational Oncology, Prince of Wales Hospital, The Chinese University of Hong Kong, Shatin, Hong Kong; Peter Hung Pain Research Institute, The Chinese University of Hong Kong, Hong Kong. Electronic address:

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A large-scale multi-omics polygenic risk score analysis identified candidate risk locus associated with rheumatoid arthritis.

Joint Bone Spine

December 2024

Key Laboratory of Trace Elements and Endemic Diseases of National Health and Family Planning Commission, School of Public Health, Health Science Center, Xi'an Jiaotong University, No. 76 Yan Ta West Road, 710061 Xi'an, China. Electronic address:

Objective: This study aimed to investigate the associations of multi-omics polygenic risk score (PRS) and rheumatoid arthritis (RA) to identify potential genes/proteins and biological pathways.

Methods: Based on multi-omics data from 48,813 participants in the INTERVAL cohort, we calculated multi-omics PRS for 13,646 mRNAs (RNASeq), 308 proteins (Olink), 2,380 proteins (SomaScan), 726 metabolites (Metabolon), and 141 metabolites (Nightingale). Using the generalized linear model, we first evaluated the associations between multi-omics PRS and RA in 58,813 UK Biobank participants.

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Persistent oxidative stress following bone defects significantly impedes the repair of bone tissue. Designing an antioxidative hydrogel with a suitable mechanical strength can help alter the local microenvironment and promote bone defect healing. In this work, α-lipoic acid (LA), a natural antioxidant small molecule, was chemically cross-linked with lipoic acid-functionalized poly(ethylene glycol) (PEG, = 6k or 10k) in sodium bicarbonate solution, to prepare LA-PEG hydrogels (LP, = 6k or 10k).

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Action Potential Firing Patterns Regulate Dopamine Release via Voltage-Sensitive Dopamine D2 Autoreceptors in Mouse Striatum In Vivo.

Adv Sci (Weinh)

December 2024

State Key Laboratory of Membrane Biology, National Biomedical Imaging Center and Institute of Molecular Medicine, College of Future Technology, Peking-Tsinghua Center for Life Sciences, PKU-IDG/McGovern Institute for Brain Research, Peking University, Beijing, 100871, China.

Dopamine (DA) in the striatum is vital for motor and cognitive behaviors. Midbrain dopaminergic neurons generate both tonic and phasic action potential (AP) firing patterns in behavior mice. Besides AP numbers, whether and how different AP firing patterns per se modulate DA release remain largely unknown.

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Background: Hypoxia can affect the occurrence and development of inflammation in humans, but its effects on the disease progression of osteoarthritis (OA) remain unclear. Synovial macrophages play an essential role in the progression of arthritis. Specifically, the activation of the NOD-like receptor family pyrin domain containing 3 (NLRP3) in macrophages induces the secretion of a series of inflammatory factors, accelerating the progression of OA.

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Background: Standardized and systematic quality assessments of chronic pain management, particularly among older adult populations, are lacking in resource-limited community settings. A specific set of indicators to evaluate the quality of chronic pain management in this population has yet to be developed. Therefore, the present study constructed a set of indicators to assess the quality of chronic pain management in Chinese community-dwelling older adults, providing a standardized reference and guidance for community health centers to manage chronic pain in this population.

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Background: We sought to define whether and how hepatic ischemia/reperfusion (I/R) as manifested by perioperative aspartate aminotransferase (AST) and alanine aminotransaminase (ALT) levels impact long-term outcomes after curative-intent resection of hepatocellular carcinoma (HCC).

Patients And Methods: Intrasplenic injection of HCC cells was used to establish a murine model of HCC recurrence with versus without I/R injury. Patients who underwent curative resection for HCC were identified from a multi-institutional derivative cohort (DC) and separate external validation (VC) cohort.

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The G20 countries are responsible for around 75% of the world's greenhouse gas (GHG) emissions, including the use of natural resources. In this regard, the role of globalization in achieving environmental sustainability is a relatively new topic of concern. As a result, the present study considers how globalization and natural resources affect GHG emissions, as well as the roles that renewable energy consumption and urbanization play in the G20 countries between 1990 and 2020.

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The dual role of calnexin on malignant progression and tumor microenvironment in glioma.

Sci Rep

December 2024

National Engineering Research Center for Miniaturized Detection Systems, College of Life Sciences, Northwest University, Xi'an, Shaanxi, China.

Glioma is the most common malignant brain tumor. Previous studies have reported that calnexin (CANX) is significantly up-regulated in a variety of malignant tumors, including glioma, but its biological function and mechanism in glioma is still unclear. In this study, differentially expressed proteins in 3 primary glioblastoma multiforme (GBM) tissues and 3 paracancer tissues were identified by liquid chromatography-tandem mass spectrometry-based proteomic and bioinformatic analysis.

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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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Porous carbon adsorption represents a critical component of CCUS technologies, with microporous structures playing an essential role in CO capture. The preparation of porous carbon introduces intrinsic defects, making it essential to consider both pore size and these defects for a comprehensive understanding of the CO adsorption mechanism. This study investigates the mechanisms of CO adsorption influenced by intrinsic defects and pore size using multiscale methods, incorporating experimental validation, Grand Canonical Monte Carlo simulations, and Density Functional Theory simulations.

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Individual FiO guided by SO prevents hyperoxia and reduces postoperative atelectasis in colorectal surgery: A randomized controlled trial.

J Clin Anesth

December 2024

Department of Anesthesiology, Second Affiliated Hospital of Harbin Medical University, China; The Key Laboratory of Anesthesiology and Intensive Care Research of Heilongjiang Province, China. Electronic address:

Study Objective: To determine whether individualized fraction of inspired oxygen (iFiO) improves pulmonary atelectasis after elective laparoscopic colorectal surgery relative to 60 % FiO.

Design: This was a single-center, prospective, randomized study.

Setting: This study was conducted in a single tertiary care hospital in China.

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Nitrate-Photolysis Shortens the Lifetimes of Brown Carbon Tracers from Biomass Burning.

Environ Sci Technol

December 2024

State Ecology and Environment Scientific Observation and Research Station for the Yangtze River Delta at Dianshan Lake, Shanghai Environmental Monitoring Center, Shanghai 200030, China.

Biomass burning is an important source of brown carbon (BrC) aerosols, which influence climate by affecting the Earth's radiative balance. However, the transformation pathways of BrC chromophores, especially in the presence of photochemically active species, such as nitrate, are not well understood. In this study, the nitrate-mediated aqueous-phase photooxidation of three typical BrC chromophores from biomass burning was investigated, including 4-nitrocatechol, 3-nitrosalicylic acid, and 3,4-dinitrophenol.

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Background: In patients with breast cancer staged ypN1 after neoadjuvant chemotherapy (NAC), there is limited evidence-based guidance regarding exemption from axillary lymph node dissection (ALND).

Methods: This study analyzed ypN1 breast cancer patients post-NAC from the Surveillance, Epidemiology, and End Results databases. Patients were categorized into the breast-conserving surgery (BCS) group and the total mastectomy (TM) group, and further divided by the number of positive lymph nodes (LNs).

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Background: Contrast-induced nephropathy (CIN) is an adverse renal event that occurs following the administration of contrast media for diagnostic procedures or therapeutic angiographic intervention. Nevertheless, there is currently no efficacious and safe agents for the treatment of CIN, except for hydration. We aimed to conduct a meta-analysis to verify the potential nephroprotective role of sodium-glucose cotransporter 2 inhibitors (SGLT2is) in the prevention of CIN.

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Background: Determining the benign or malignant status of indeterminate pulmonary nodules (IPN) with intermediate malignancy risk is a significant clinical challenge. Oral microbiota-lung cancer interactions have qualified oral microbiota as a promising non-invasive predictive biomarker in IPN.

Materials And Methods: Prospectively collected saliva, throat swabs, and tongue coating samples from 1040 IPN patients and 70 healthy controls across three hospitals.

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Background: We aimed to assess the efficacy and feasibility of applying patient-reported outcome (PRO) based symptom management in the early postoperative period after breast cancer surgery.

Materials And Method: Before surgery, patients diagnosed with breast cancer who met the inclusion criteria were randomly assigned in a 1:1 ratio to receive either postoperative PRO-based symptom management or usual care. All patients completed the MD Anderson Symptom Inventory-Chinese version (MDASI-C) via the electronic PRO system preoperatively, on a daily basis postoperatively, and twice weekly after discharge, for a duration up to 2 weeks.

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Dual-Valence Copper Nanostructures with Cu/Cu Interfaces for High-Sensitivity Glucose Electrochemical Sensing.

Nanomaterials (Basel)

December 2024

Ministry of Education Key Laboratory for Non-Equilibrium Synthesis and Modulation of Condensed Matter, Shaanxi Province Key Laboratory of Advanced Functional Materials and Mesoscopic Physics, School of Physics, Xi'an Jiaotong University, Xi'an 710049, China.

Copper-based materials, renowned for their redox versatility and conductivity, have extensive applications in electrochemical sensing. Herein, we construct stable Cu/Cu interfaces within dual-valence copper nanostructures to achieve enhanced sensitivity in glucose sensing. By employing a hydrolysis method to tune Cu/Cu ratios precisely, we achieved an optimal electrochemical interface with heightened stability and reactivity.

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The Impact of Laser Irradiation on Thin ZrN Films Deposited by Pulsed DC Magnetron Sputtering.

Nanomaterials (Basel)

December 2024

School of Nuclear Science and Technology, Xi'an Jiaotong University, Xi'an 710049, China.

Transition metal nitrides have extensive applications, including magnetic storage devices, hardware resistance coatings, and low-temperature fuel cells. This study investigated the structural, electrical, and mechanical properties of thin zirconium nitride (ZrN) films by examining the effects of laser irradiation times. Thin ZrN films were deposited on glass substrates using pulsed DC magnetron sputtering and irradiated with a diode laser for 6 and 10 min.

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