Publications by authors named "Qiwen Deng"

Intestinal ischemia/reperfusion (I/R) injury is a severe medical condition associated with high mortality rates due to its disruption of intestinal homeostasis and impairment of mucosal defenses. The intestinal epithelium, particularly goblet and Paneth cells, plays a critical role in maintaining gut barrier integrity. Protein disulfide isomerase A3 (PDIA3) is involved in protein folding within intestinal epithelial cells (IECs) and has been linked to the stress response during I/R injury.

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Purpose: Perioperative respiratory adverse event (PRAE) is one of the most common complications in pediatric anesthesia. We aimed to evaluate the efficacy of perioperative pharmacological interventions to prevent the development of PRAE in children undergoing noncardiac surgery.

Methods: PubMed, Embase, Cochrane Library and ClinicalTrials.

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Cardiovascular disease (CVD) and ischemic stroke (IS) are the primary causes of mortality worldwide. Hypercholesterolemia has been recognized as an independent risk factor for CVD and IS. Numerous clinical trials have unequivocally demonstrated that reducing levels of low-density lipoprotein cholesterol (LDL-C) significantly mitigates the risk of both cardiac and cerebral vascular events, thereby enhancing patient prognosis.

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Infections and antimicrobial resistance are becoming serious global public health crises. Multidrug-resistant Staphylococcus aureus (S. aureus) infections necessitate novel antimicrobial development.

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Background: Cognitive impairment induced by a high-fat diet (HFD) is common, but its mechanism is largely unknown. Huang-Lian-Jie-Du (HLJD) decoction is a classical and powerful prescription in China. It consists of four medicinal plants and is widely used in traditional Chinese medicines (TCM).

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Background: The treatment of acute ischemic stroke (AIS) aims to achieve early vascular recanalization and reperfusion of the penumbra. However, the effect of early penumbral imaging within 6 h on clinical outcomes remains unclear. The objective of this study was to determine the effect of magnetic resonance-guided (MR-guided) perfusion imaging within 6 h after symptom onset on endovascular thrombectomy outcomes in AIS patients.

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Article Synopsis
  • PCSK9 inhibitors like Evolocumab can significantly lower LDL cholesterol levels in patients already on statins, but their effect on symptomatic intracranial atherosclerosis has not been studied.
  • The study aims to compare the effects of combining Evolocumab with statins versus using statins alone on reducing intracranial plaque burden in patients with recent strokes or transient ischemic attacks.
  • With 1,000 participants and advanced imaging techniques, the trial will assess important outcomes over a 24-week period to determine whether the combination therapy is more effective and to gather safety data.
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Background: Idiopathic pulmonary fibrosis (IPF) represents a severe and progressive manifestation of idiopathic interstitial pneumonia marked by an uncertain etiology along with an unfavorable prognosis. Osteoglycin (OGN), belonging to the small leucine-rich proteoglycans family, assumes pivotal functions in both tissue formation and damage response. However, the roles and potential mechanisms of OGN in the context of lung fibrosis remain unexplored.

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  • Multi-drug-resistant Staphylococcus aureus infections highlight the urgent need for new antibiotics, with D-3263 showing promise as a TRPM8 agonist with potential antibacterial properties.
  • D-3263 demonstrated strong bactericidal effects on clinical strains of methicillin-resistant S. aureus (MRSA) and Enterococcus faecalis, with effective inhibition of bacterial biofilms at subinhibitory levels and complete clearance at higher doses.
  • Proteomic analysis indicated that D-3263 impacts amino acid biosynthesis and carbohydrate metabolism in bacteria, while also increasing the permeability of their membranes, suggesting it targets the bacterial cell membrane for its antibacterial action.
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Background: Edaravone dexborneol has been reported as an effective neuroprotective agent in the treatment of acute ischemic stroke (AIS). This study aimed at investigating the impact of edaravone dexborneol on functional outcomes and systematic inflammatory response in AIS patient.

Methods: All participants were recruited from the AISRNA study (registered 21/11/2019, NCT04175691 [ClinicalTrials.

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Background: Staphylococcus aureus is a versatile pathogen that can cause a wide range of infections in humans. Biofilms play a crucial role in the pathogenicity of S. aureus and contribute to its ability to cause persistent and chronic infections.

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Acute ischemic stroke is a clinical emergency and a condition with high morbidity, mortality, and disability. Accurate predictive, diagnostic, and prognostic biomarkers and effective therapeutic targets for acute ischemic stroke remain undetermined. With innovations in high-throughput gene sequencing analysis, many aberrantly expressed non-coding RNAs (ncRNAs) in the brain and peripheral blood after acute ischemic stroke have been found in clinical samples and experimental models.

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Article Synopsis
  • This text serves as a correction to a previously published article, identified by its DOI (Digital Object Identifier) 10.1371/journal.pone.0103022.
  • Corrections typically address errors or inaccuracies in the original article to ensure the information is reliable and up-to-date.
  • This action reflects the journal's commitment to maintaining high standards in academic publishing.
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The rapid proliferation of multidrug-resistant (MDR) bacterial pathogens poses a serious threat to healthcare worldwide. Carbapenem-resistant (CR) Enterobacteriaceae, which have near-universal resistance to available antimicrobials, represent a particularly concerning issue. Herein, we report the identification of AMXT-1501, a polyamine transport system inhibitor with antibacterial activity against Gram-positive and -negative MDR bacteria.

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In December 2022, the Omicron variant of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) became dominant in China due to its high infectivity and lower mortality rate. The risk of critical illness and mortality among patients with hematologic malignancies who contracted SARS-CoV-2 was particularly high. The aim of this study was to draft a consensus to facilitate effective treatments for these patients based on the type and severity of the disease.

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is the major cause of invasive neonatal infections and is a recognized pathogen associated with various diseases in nonpregnant adults. The emergence and spread of antibiotic-resistant necessitate the development of a novel antibacterial agent. Here, the potential antibacterial activities and mechanisms of ginkgolic acid C15:1 (GA (15:1)) from against clinical are characterized.

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Introduction: Whether time window affects the intravenous thrombolysis (IVT) effect before endovascular thrombectomy (EVT) is uncertain. We aimed to investigate the effect of different time windows (0-3 h and >3-4.5 h from stroke onset to randomization) on clinical outcomes of EVT with or without IVT in a subgroup analysis of DIRECT-MT.

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Background: Symptomatic intracranial atherosclerotic stenosis (sICAS) is one of the common causes of ischemic stroke. However, the treatment of sICAS remains a challenge in the past with unfavorable findings. The purpose of this study was to explore the effect of stenting versus aggressive medical management on preventing recurrent stroke in patients with sICAS.

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Background: Idiopathic pulmonary fibrosis (IPF) is a disease with unclear etiology and a poor prognosis. Although the involvement of neutrophils in IPF pathogenesis has been suggested, the exact nature of this relationship remains unclear.

Methods: We analyzed data from the Gene Expression Omnibus (GEO) using immune infiltration analysis, weighted gene co-expression network analysis (WGCNA), and consensus cluster analysis.

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Alpha-mangostin (α-mangostin) was discovered as a potent natural product against Gram-positive bacteria, whereas the underlying molecular mechanisms are still unclear. This study indicated that α-mangostin (at 4 × MIC) rapidly killed planktonic cells more effectively (at least 2-log CFU/ml) than daptomycin, vancomycin and linezolid at 1 and 3 h in the time-killing test. Interestingly, this study also found that a high concentration of α-mangostin (≥4×MIC) significantly reduced established biofilms of .

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High-resolution magnetic resonance imaging (HRMRI) is the most important and popular vessel wall imaging technique for the direct assessment of vessel wall and cerebral arterial disease. It can identify the cause of stroke in high-risk plaques and differentiate the diagnosis of head and carotid artery dissection, including inflammation, Moya Moya disease, cerebral aneurysm, vasospasm after subarachnoid hemorrhage, reversible cerebral vasoconstriction syndrome, blunt cerebrovascular injury, cerebral arteriovenous malformations, and other stenosis or occlusion conditions. Through noninvasive visualization of the vessel wall in vitro, quantified assessment of luminal stenosis and pathological features of the vessel wall can provide clinicians with further disease information.

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Article Synopsis
  • The study focused on predicting early neurologic deterioration (END) in patients with acute ischemic stroke (AIS) who underwent mechanical thrombectomy (MT), using various machine learning models.
  • Among the models tested, XGBoost outperformed others with an area under the curve (AUC) of 0.826, indicating its strong predictive power.
  • The findings suggest that an interpretable machine learning model can aid clinicians in assessing the risk of END, potentially improving decision-making for AIS patients during the perioperative period.
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  • This study investigates the effects of bithionol and its biotinylated probes on Staphylococcus aureus, identifying their antibacterial properties and potential molecular targets.
  • The synthesized probes Bio-A2-1 and Bio-A2-3 demonstrated significant antibacterial activity, with MICs of 12.5 μM, and effectively inhibited biofilm formation in clinical isolates of S. aureus.
  • Three proteins were identified as potential targets of bithionol, with SecA1 showing the most interaction, suggesting it plays a key role in the antibacterial and anti-biofilm activity of bithionol biotinylated probe Bio-A2-1.
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Although the potent antibacterial ability of radezolid against has been widely reported worldwide, its antibacterial and anti-biofilm activity against the clinical isolates from China remains elusive. In this study, the minimum inhibitory concentration (MIC) of radezolid was determined in clinical isolates from China using the agar dilution method, and the relationship between radezolid susceptibility and ST distribution was also investigated. The anti-biofilm activity of radezolid against was determined by a crystal violet assay and compared with that of linezolid and contezolid.

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  • A study was conducted on 81 nasopharyngeal cancer patients to identify malignant retropharyngeal lymph nodes (RLN) after radiotherapy using ultrasound and MRI characteristics.
  • The researchers found high-risk features associated with malignant RLN, such as heterogeneous echo and vascular signal on ultrasound, and heterogeneous enhancement with a diameter greater than 10 mm on MRI.
  • The developed predictive models demonstrated good diagnostic performance for identifying malignant RLN, suggesting that combining ultrasound and MRI could be effective for managing these patients post-treatment.
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