Publications by authors named "Junmei Xu"

Aims: The aim of this study was to explore whether continuous infusion causing lubrication can effectively alleviate pain during male urethral catheterization.

Methods: This prospective, multicenter, double-blinded study included 190 male patients scheduled for urethral catheterization. Patients were randomly allocated into four groups: Group A: the catheter was lubricated with paraffin; Group B: the catheter was lubricated with compound lidocaine gel; Group C: the pump continuously infusing with sterilized water; Group D: the pump continuously infusing with 2% lidocaine.

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Studies have suggested volatile anaesthetics may alleviate depression and anxiety symptoms in patients. However, there is a paucity of research in this area. We wanted to determine the association between volatile anaesthetics and depression/anxiety symptoms in elderly patients within 7 days after surgery.

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Background: Midazolam is a short-acting benzodiazepine frequently used in the perioperative setting. This study aimed to investigate the potential impact of intraoperative midazolam on postoperative delirium (POD) in older patients undergoing non-cardiac surgery.

Methods: This study included patients aged ≥ 65 years who received general anaesthesia between April 2020 and April 2022 in multiple hospitals across China.

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Background: Pediatric pneumonia is a prevalent and significant health concern worldwide, with elevated morbidity and mortality rates among affected children. This study was designed to elucidate the therapeutic impact of Oridonin (Ori) on pediatric pneumonia and unravel the underlying mechanisms involved.

Methods: A pediatric infantile pneumonia model was established in mice through intratracheal administration of LPS.

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Article Synopsis
  • - Sepsis leads to serious heart issues through inflammation and oxidative stress, and this study focuses on FTO, a regulator in mA methylation, and its effects on septic cardiomyopathy.
  • - Animal and cell models showed that ferroptosis, an iron-dependent form of cell death, occurs in heart cells during sepsis, but overexpressing FTO can reduce this process and improve heart health and survival.
  • - The study suggests that FTO works in tandem with BACH1, a molecule that counteracts FTO's effects, indicating that targeting this interaction and using ferroptosis inhibitors could be effective treatments for heart problems caused by sepsis.
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Objective: Sepsis is linked to high morbidity and mortality rates. Consequently, early diagnosis is crucial for proper treatment, reducing hospitalization, and mortality rates. Additionally, over one-fifth of sepsis patients still face a risk of death.

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Article Synopsis
  • Myocardial damage significantly contributes to mortality in sepsis, and this study investigates the role of the microRNA miR-29b-1-5p in this context.
  • The researchers used sepsis models in mice and HL-1 cardiomyocytes, showing that inhibiting miR-29b-1-5p improves cardiac function and survival following sepsis-induced injury.
  • The study reveals that miR-29b-1-5p inhibition reduces myocardial tissue damage and fibrosis, lowers inflammatory cytokine levels, and reverses the activation of autophagy and apoptosis pathways in heart tissues.
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Myocardial damage is a major consequence and a significant contributor to death in cases of sepsis, a severe infection characterized by a distinct inflammatory response and a potential threat to the patient's life. Recently, the effects of intestinal microbiota and serum metabolites on sepsis have garnered increasing attention. Herein, the effects of golden bifid treatment upon cecal ligation and puncture (CLP)-induced sepsis in mice as a model for myocardial dysfunction were explored.

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Sepsis is a serious inflammatory disease caused by bacterial infection. Cardiovascular dysfunction and remodeling are serious complications of sepsis, which can significantly affect sepsis patients' mortality. Delta-like homologue 1 (DLK1) has been reported could inhibit cardiac myofibroblast differentiation.

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Background: The COVID-19 pandemic has a heavy impact on the mental health of elderly surgical patients worldwide. In particular, the elderly patients faced considerable psychological stress due to various environmental and medical factors during the outbreak. This study aims to examine changes in mental health trends among non-cardiac surgical patients aged 65 and above in China during the COVID-19 pandemic.

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Background: Parasternal intercostal nerve block has been increasingly used for postoperative analgesia and has shown that this technique can provide effective postoperative analgesia. This study aimed to investigate the effect of preemptive parasternal intercostal nerve block on the opioid and vasoactive drug dose required for intraoperative hemodynamic stability and postoperative analgesia in patients undergoing off-pump coronary artery bypass grafting.

Methods: In this prospective, randomized controlled study, 64 participants aged 45-75 years scheduled for off-pump coronary artery bypass grafting at The Second Xiangya Hospital of Central South University.

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Objective: Postoperative pulmonary complications are a series of disorders that can contribute to respiratory distress and prolonged mechanical ventilation postoperatively. We hypothesise that a liberal oxygenation strategy during cardiac surgery leads to a higher incidence of postoperative pulmonary complications than a restrictive oxygenation strategy.

Methods: This study is a prospective, observer-blinded, centrally randomised and controlled, international multicentre clinical trial.

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Objectives: Shelter hospital was an alternative way to provide large-scale medical isolation and treatment for people with mild coronavirus disease 2019 (COVID-19). Due to various reasons, patients admitted to the large shelter hospital was reported high level of psychological distress, so did the healthcare workers. This study aims to introduce a comprehensive and multifaceted psychosocial crisis intervention model.

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Muscle diseases are closely related to autophagy disorders. Studies of autophagy inhibition indicated the importance of autophagy in muscle regeneration, while activation of autophagy can restore muscle function in some myopathies. Previous studies have revealed that mutations in the gene may lead to several kinds of hereditary myopathies.

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Sepsis remains a worldwide public health problem. This study aims to explore the role and mechanism of transcriptional factors (TFs) in sepsis-induced myocardial injury. Firstly, TF KLF13 was selected to explore its role in sepsis-induced myocardial injury.

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Smith-Magenis syndrome (SMS, OMIM# 182290) is a rare congenital disorder which characterized by multiple abnormalities involving in craniofacial, skeletal, otorhinolaryngolocial, neurological, behavioral and others. 17p11.2 microdeletion and RAI1 mutations have been proven to be genetic lesions of this disease.

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Background: The aim of this study was to explore whether ice slush (IS) causing local hypothermia can effectively inhibit the oculocardiac reflex (OCR) during strabismus surgery.

Methods: This prospective, randomized, double-blind study included 58 patients with concomitant strabismus scheduled for lateral rectus (LR) recession under general anesthesia. Patients were randomly allocated to receive IS (IS group) or standard treatment (control group) with sterile saline at room temperature before surgery.

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The aim of this study is to compare the effect of bronchial blockers (BB) and double-lumen tubes (DLT) on patients' postoperative recovery after lung resection. 4,636 patients undergoing lung resection and receiving either BB or DLT intubation were reviewed and matched using the propensity score matching method. The primary outcome was the surgical duration.

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Purpose: The elderly are vulnerable to perioperative acute kidney injury. The aim of this study was to determine the risk factors that associated with acute kidney injury among elderly patients.

Methods: Clinical data of elderly patients (> 65 years) who underwent noncardiac, nonrenal surgery between Dec 1 2009 and July 1 2016 were collected for this single-centered historical cohort study.

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Background: Neuropathic pain (NP) is known to be highly correlated with microglial polarization, of which the regulatory mechanism remains to be elucidated. Here, the aim of this study is to further investigate the relationship between bone morphogenetic protein 4 (BMP4) and microglial polarization in the process of NP.

Methods: Firstly, normal adult rats received intrathecal BMP4 administration to assess BMP4's effect on microglial polarization.

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Background: Continuous thoracic paravertebral block (TPVB) connected with patient-controlled analgesia (PCA) pump is an effective modality to reduce postoperative pain following thoracic surgery. For the PCA settings, the programmed intermittent bolus infusion (PIBI) and continuous infusion (CI) are commonly practiced. However, the comparative effectiveness between the 2 approaches has been inconsistent.

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Background: The aim of this research is to analyze the efficacy of neostigmine in the treatment of postoperative urinary retention (POUR).

Methods: In this research, we screened multiple databases including PubMed, EMBASE, Web of Science, and Chinese National Knowledge Infrastructure (CNKI). After a systematic search process, data extraction was conducted.

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