859 results match your criteria: "Medical School of Ningbo University.[Affiliation]"

Objective: To explore clinical effect of Zero-profile intervertebral fusion with cage-titanium plate in treating multilevel cervical spondylotic myelopathy.

Methods: From January 2016 to January 2020, 107 patients with multisegmental cervical spondylotic myelopathy treated by surgery were retrospectively analyzed and divided into Hybrid group and control group according to different surgical methods. There were 54 patients in Hybrid group, including 42 males and 12 females, aged from 33 to 77 years old with an average of (57.

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  • Recent studies highlight the advantages of using intravascular imaging (IVI) for percutaneous coronary intervention (PCI) compared to traditional angiography, but the relevance of angiography-based physiological assessments during this procedure is not fully understood.
  • The FLAVOUR trial analyzed the impact of angiography-based physiological evaluations, specifically the quantitative flow ratio (μQFR), on treatment decisions for patients undergoing IVI-guided PCI.
  • Results indicated significant reclassification of treatment approaches based on μQFR, with the REFERENCE group experiencing a higher risk of major adverse cardiovascular events, while DEFER and PERFORM groups showed similar outcomes and quality of life after 2 years.*
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  • This study investigated how the load-velocity relationship variables change after different levels of fatigue induced by hexagonal barbell deadlift exercises in male resistance-trained individuals.
  • In three sessions, participants underwent either control (no training), moderate fatigue (5 sets at 70% 1RM), or high fatigue (5 sets to failure at 70% 1RM) protocols, with pre- and post-session load-velocity tests to measure changes.
  • Results showed that both 1 repetition maximum (1RM) and velocity variables were significantly reduced more in the high-fatigue condition, indicating that load-velocity relationship variables can effectively monitor fatigue levels during resistance training.
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To study the effects and mechanisms of activation of human lung fibroblasts (MRC-5) by exosomal RNA hsa _ circ _ 0006357 (circEZH2) derived from non-small cell lung cancer. Western blot was used to detect exosome molecular markers, reverse transcription-quantitative real-time polymerase chain reaction (RT-qPCR) and cell invasion assays to detect the effect of non-small cell lung cancer-derived exosomes on MRC-5 activation. A circRNA microarray analysis was performed in serum exosomes from patients with non-small cell lung cancer (collected at Ningbo University People's Hospital, September 2023), and levels of circEZH2 were measured in serum exosomes from non-small cell lung cancer by RT-qPCR analysis.

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Transfer RNA-derived fragments (tRFs) are a new class of small non-coding RNAs. Recent studies suggest that tRFs participate in some pathological processes. However, the biological activities and processes of tRFs in lung cancer cells remain mainly unclear.

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Cold argon plasma-induced aggregated and non-aggregated structural changes in casein and peptidomic insights into allergenicity.

Food Chem

December 2024

State Key Laboratory for Managing Biotic and Chemical Threats to the Quality and Safety of Agro-products, Ningbo 315211, China; Zhejiang-Malaysia Joint Research Laboratory for Agricultural Product Processing and Nutrition, Ningbo 315800, China. Electronic address:

Casein (CN) is a common allergen that is challenging to avoid in modern foods. The effect of cold argon plasma (CAP) on reducing CN antigenicity was investigated, focusing on alterations in epitope structure and sequence. CAP mainly contains hydroxyl radicals (∙OH).

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Background And Objectives: The Fractional Flow Reserve and Intravascular Ultrasound-Guided Intervention Strategy for Clinical Outcomes in Patients with Intermediate Stenosis (FLAVOUR) trial demonstrated non-inferiority of fractional flow reserve (FFR)-guided percutaneous coronary intervention (PCI) compared with intravascular ultrasound (IVUS)-guided PCI. We sought to investigate the cost-effectiveness of FFR-guided PCI compared to IVUS-guided PCI in Korea.

Methods: A 2-part cost-effectiveness model, composed of a short-term decision tree model and a long-term Markov model, was developed for patients who underwent PCI to treat intermediate stenosis (40% to 70% stenosis by visual estimation on coronary angiography).

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Background: Immune thrombocytopenia (ITP) is an uncommon but serious adverse reaction after vaccination. However, its association with vaccines other than the measles-mumps-rubella vaccine remains debatable. This study aimed to analyze ITP cases following influenza vaccination and assess any potential association.

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Natural killer (NK) cells are the promoters in graft-versus-host disease (GVHD) after allogeneic hematopoietic stem cell transplantation (allo-HSCT), while demethylation can regulate NK cell function. We explored the mechanism of demethylation regulating NK cell function to affect GVHD after allo-HSCT. BALB/c mice were transfused with C57BL/6 mouse-derived NK and bone marrow cells to establish GVHD models, followed by isolation and expansion of NK cells.

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Background: Many studies have revealed a link between non-alcoholic fatty liver disease (NAFLD) and coronavirus disease 2019 (COVID-19), making understanding the relationship between these two conditions an absolute requirement.

Aim: To provide a qualitative synthesis on the currently present data evaluating COVID-19 and NAFLD.

Methods: This systematic review was conducted in accordance with the guidelines provided by preferred reporting items for systematic reviews and meta-analyses and the questionnaire utilized the population, intervention, comparison, and outcome framework.

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TRIM28 in cancer and cancer therapy.

Front Genet

July 2024

Department of Biochemistry and Molecular Biology, Zhejiang Key Laboratory of Pathphysiology, Medical School of Ningbo University, Ningbo, China.

TRIM28 (tripartite motif protein 28) was initially believed to be a transcription inhibitor that plays an important role in DNA damage repair (DDR) and in maintaining cancer cellular stemness. As research has continued to deepen, several studies have found that TRIM28 not only has ubiquitin E3 ligase activity to promote degradation of substrates, but also can promote SUMOylation of substrates. Although TRIM28 is highly expressed in various cancer tissues and has oncogenic effects, there are still a few studies indicating that TRIM28 has certain anticancer effects.

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Clear aligners undergo rapid stress relaxation in warm, moist oral environments, compromising therapeutic effectiveness and longevity of treatment. To develop an innovative multilayer composite material with improved stability and reduced stress release, we have engineered an innovative coating characterized by the surface aggregation of polydimethylsiloxane (PDMS), which imparts a pronounced hydrophobic effect. In addition, the chemically and physically cross-linked structure of the coating reduces the free volume created by molecular chain rearrangement owing to the presence of water molecules, thereby minimizing water penetration into the coating.

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Ribonuclease 4 functions as an intestinal antimicrobial protein to maintain gut microbiota and metabolite homeostasis.

Nat Commun

July 2024

Institute of Environmental Medicine and Department of General Surgery, Sir Run Run Shaw Hospital, Zhejiang University School of Medicine, Hangzhou, 310058, China.

Article Synopsis
  • Antimicrobial proteins are important for gut health and their role in inflammatory bowel disease (IBD) is not fully understood.
  • Ribonuclease 4 (Rnase4) is identified as an antimicrobial protein found in intestinal cells and linked to the regulation of gut microbiota by killing certain bacteria and affecting metabolite production.
  • Lower levels of RNASE4 in IBD patients correlate with higher levels of the bacteria Parasutterella, suggesting that Rnase4 could serve as a diagnostic marker and a potential treatment target for IBD.
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Urinary exosomes: Potential diagnostic markers and application in bladder cancer.

Heliyon

June 2024

Department of Urology, Shanghai Tenth People's Hospital, School of Medicine, Tongji University, Shanghai, 200072, China.

Article Synopsis
  • Exosomes are tiny vesicles crucial for intercellular communication, containing important biological materials and produced by most human cells, found in body fluids like urine and blood.* -
  • The study reviews urinary exosomes' characteristics, methods for isolating and analyzing them, and their potential as diagnostic tools for bladder cancer, a common and aggressive tumor.* -
  • Findings suggest that urinary exosomes could serve as valuable molecular biomarkers for early bladder cancer detection, although there are current limitations to their use.*
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Background And Objectives: Angiographic assessment of coronary stenosis severity using quantitative coronary angiography (QCA) is often inconsistent with that based on fractional flow reserve (FFR) or intravascular ultrasound (IVUS). We investigated the incidence of discrepancies between QCA and FFR or IVUS, and the outcomes of FFR- and IVUS-guided strategies in discordant coronary lesions.

Methods: This study was a post-hoc analysis of the FLAVOUR study.

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Glaucoma is a leading cause of irreversible blindness worldwide and is characterized by progressive retinal ganglion cell (RGC) degeneration and vision loss. Since irreversible neurodegeneration occurs before diagnosable, early diagnosis and effective neuroprotection are critical for glaucoma management. Small extracellular vesicles (sEVs) are demonstrated to be potential novel biomarkers and therapeutics for a variety of diseases.

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Objective: COVID-19 led to a horrific global pandemic, with strict lockdowns and prolonged indoor stays increasing the risk of mental health problems, affecting people of different ages, genders, regions, and types of work to varying degrees. This study provides a bibliometric summary of the knowledge map related to mental health during and post COVID-19 pandemic.

Methods: Publications related to mental health during and post COVID-19 pandemic were searched in the Web of Science Core Collection (WoSCC) database through March 19, 2024.

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Background: Gout is a prevalent manifestation of metabolic osteoarthritis induced by elevated blood uric acid levels. The purpose of this study was to investigate the mechanisms of gene expression regulation in gout disease and elucidate its pathogenesis.

Methods: The study integrated gout genome-wide association study (GWAS) data, single-cell transcriptomics (scRNA-seq), expression quantitative trait loci (eQTL), and methylation quantitative trait loci (mQTL) data for analysis, and utilized two-sample Mendelian randomization study to comprehend the causal relationship between proteins and gout.

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Cuproptosis-related key genes play a significant role in the pathological processes of acute myocardial infarction (AMI). However, a complete understanding of the molecular mechanisms behind this participation remains elusive. This study was designed to identify genes and immune cells critical to AMI pathogenesis.

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Research progress on the structure, function, and use of angiogenin in malignant tumours.

Heliyon

May 2024

Department of Otorhinolaryngology-Head and Neck Surgery, Lihuili Hospital of Ningbo University, 315040, Ningbo, Zhejiang, China.

Angiogenin (ANG) is a specialised secreted ribonuclease, also known as RNase5, that is widely expressed in vertebrates. ANG dysregulation is closely associated with the development of breast, nasopharyngeal, and lung cancers. In recent years, studies have found that ANG not only induces neovascularisation by activating endothelial cells, but also plays a regulatory role in the plasticity of cancer cells.

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Multi-step validation of a deep learning-based system with visual explanations for optical diagnosis of polyps with advanced features.

iScience

April 2024

Division of Gastroenterology and Hepatology, Key Laboratory of Gastroenterology and Hepatology, Ministry of Health, Renji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai Institute of Digestive Disease, Shanghai, China.

Artificial intelligence (AI) has been found to assist in optical differentiation of hyperplastic and adenomatous colorectal polyps. We investigated whether AI can improve the accuracy of endoscopists' optical diagnosis of polyps with advanced features. We introduced our AI system distinguishing polyps with advanced features with more than 0.

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Hypoxia-Challenged Pancreatic Adenocarcinoma Cell-Derived Exosomal circR3HCC1L Drives Tumor Growth Via Upregulating PKM2 Through Sequestering miR-873-5p.

Mol Biotechnol

March 2024

Department of Abdominal Minimally Invasive Surgery, Ningbo Medical Center Lihuili Hospital, Ningbo University, No.1111, Jiangnan Road, Yinzhou District, Ningbo, 315040, Zhejiang, China.

Pancreatic adenocarcinoma (PAAD) is a fatal disease with poor survival. Increasing evidence show that hypoxia-induced exosomes are associated with cancer progression. Here, we aimed to investigate the function of hsa_circ_0007678 (circR3HCC1L) and hypoxic PAAD cell-derived exosomal circR3HCC1L in PAAD progression.

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Correction: A Y receptor ligand synergized with a P-glycoprotein inhibitor improves the therapeutic efficacy of multidrug resistant breast cancer.

Biomater Sci

April 2024

Cixi Institute of Biomedical Engineering, CAS Key Laboratory of Magnetic Materials and Devices, & Key Laboratory of Additive Manufacturing Materials of Zhejiang Province, Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences, Ningbo 315201, P.R. China.

Article Synopsis
  • The study investigates how a specific Y1 receptor ligand works together with a P-glycoprotein inhibitor to enhance the treatment effectiveness for multidrug-resistant breast cancer.
  • The combination targets mechanisms that cancer cells use to survive against multiple drugs, potentially improving patient outcomes.
  • The research findings suggest that this synergistic approach could be a promising strategy for overcoming drug resistance in cancer treatment.
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Introduction: Previous studies have manifested that those sedatives acting on γ-aminobutyric acid A (GABAa) receptor could produce effective brain protection against regional and global ischemic stimulation. The present study was designed to investigate the effect of a novel GABAa receptor agonist, remimazolam postconditioning (RP) on cerebral outcome after global ischemic stimulation induced by cardiac arrest and resuscitation in swine. Methods: A total of 24 swine were used in this study, in which the animals were randomly divided into the following three groups: sham group (n = 6), cardiopulmonary resuscitation (CPR) group (n = 9), and CPR + RP group (n = 9).

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Hepatic ischemia/reperfusion injury (HIRI) is a common and inevitable factor leading to poor prognosis in various liver diseases, making the outcomes of current treatments in clinic unsatisfactory. Metformin has been demonstrated to be beneficial to alleviate HIRI in recent studies, however, the underpinning mechanism remains unclear. In this study, we found metformin mitigates HIRI-induced ferroptosis through reshaped gut microbiota in mice, which was confirmed by the results of fecal microbiota transplantation treatment but showed the elimination of the beneficial effects when gut bacteria were depleted using antibiotics.

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