Publications by authors named "Yan Zhixin"

Background: Remote ischemic preconditioning (RIPC) has 2 time windows for organ protection: acute and delayed. Previous studies have mainly focused on the organoprotective effects of acute RIPC. We aimed to determine whether delayed RIPC can reduce the occurrence of acute kidney injury (AKI) and postoperative complications in patients undergoing cardiac surgery.

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Background: Temporal lobe epilepsy (TLE), a prevalent neurological disorder, is associated with hippocampal oxidative stress and inflammation. A recent study reveals that the long noncoding RNA ILF3 divergent transcript (ILF3-AS1) level is elevated in the hippocampus of TLE patients; however, the functional roles of ILF3-AS1 in TLE and underlying mechanisms deserve further investigation. Hence, this study aimed to elucidate whether ILF3-AS1 is involved in the pathogenesis of TLE by regulating oxidative stress and inflammation and to explore its underlying mechanism in vitro.

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We aimed to evaluate the efficacy of the Intranasal Atomized Dexmedetomidine (IAD)+Intranasal Atomized Butorphanol (IAB) combination therapy on adult burn patients undergoing dressing changes. Herein, 46 adult burn patients were enrolled and randomly divided into two groups: Dexmedetomidine-Butorphanol (DB) and Saline-Butorphanol (SB), treated with atomized dexmedetomidine+butorphanol and saline +butorphanol, respectively. The primary outcomes were the Ramsay Sedation Scale (RSS) and the Visual Analog Scale (VAS) scores.

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Article Synopsis
  • Disruptions in intracellular pH can harm renal epithelial cells, but a process called acidic preconditioning (AP) may help protect them from stress, enhancing their resilience against kidney injury.* -
  • An AP model was tested on human kidney cells (HK2), revealing that 12 hours of acidic treatment followed by recovery improved their ability to withstand damage from hypoxia and reoxygenation.* -
  • The protective effects of AP were linked to an increase in the Na/H exchanger 1 (NHE1), which plays a critical role in maintaining pH balance and reducing injury in renal cells.*
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Malignant melanoma (MM) is a highly aggressive tumour that can easily metastasize through the lymphatic system at the early stages. Lymph node (LN) involvement and lymphatic vessel (LV) density (LVD) represent a harbinger of an adverse prognosis, indicating a strong link between the state of the lymphatic system and the advancement of MM. Permeable capillary lymphatic vessels are the optimal conduits for melanoma cell (MMC) invasion, and lymphatic endothelial cells (LECs) can also release a variety of chemokines that actively attract MMCs expressing chemokine ligands through a gradient orientation.

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Objective: The aim of this study was to compare Biatain Ag and Biatain Alginate Ag (both Coloplast, Denmark) as skin graft donor site dressings.

Method: A single-centre, prospective, randomised clinical study was conducted. In patients who had undergone a skin graft operation, adjacent split-thickness skin graft donor sites were dressed with Biatain Ag and Biatain Alginate Ag, respectively.

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Background: Chronic kidney disease (CKD) is a global public health concern. Therefore, to provide timely intervention for non-hospitalized high-risk patients and rationally allocate limited clinical resources is important to mine the key factors when designing a CKD prediction model.

Methods: This study included data from 1,358 patients with CKD pathologically confirmed during the period from December 2017 to September 2020 at Zhongshan Hospital.

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Objective: The aim of this study was to investigate angiopoietin-2 (Ang-2/ANGPT2) expression and its relationship with lymphangiogenesis and clinicopathological characteristics in cutaneous malignant melanoma (CMM).

Methods: Gene expression differences between metastatic melanoma and melanoma in 472 patients from the TCGA database were analyzed. The target gene Ang-2 was screened.

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Article Synopsis
  • * The study found that deleting ASIC1a specifically in renal tubules reduced the severity of renal IRI and decreased inflammatory markers related to the NLRP3 inflammasome.
  • * Inhibition of ASIC1a also protected kidney cells from injury and confirmed that its activation leads to NLRP3 inflammasome activation through the NF-κB pathway, suggesting that targeting ASIC1a could be a potential treatment for AKI.
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Introduction: Processing speed is defined as the ability to quickly process information, which is generally considered as one of the affected cognitive functions of multiple sclerosis and schizophrenia. Paper-pencil type tests are traditionally used in the assessment of processing speed. However, these tests generally need to be conducted under the guidance of clinicians in a specific environment, which limits their application in cognitive assessment or training in daily life.

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Background: DTL has been found to be related with multiple cancers. However, comprehensive analyses, which identify the prediction value of DTL in diagnosis, prognosis, immune infiltration and treatment, have rarely been reported so far.

Methods: Combined with the data online databases, the gene expression, gene mutation, function enrichment and the correlations with the immunity status and clinical indexes of DTL were analyzed.

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Article Synopsis
  • Sebaceous carcinoma of the submandibular gland is a rare condition, with only five reported cases, often leading to delayed diagnosis and increased risk of metastasis and mortality.
  • The documented case involved a 36-year-old woman who had a non-tender, swollen mass in the left submandibular gland, which was confirmed as sebaceous carcinoma after surgical resection and pathological examination.
  • The study emphasizes the importance of considering sebaceous carcinoma in differential diagnoses for head and neck masses, and highlights that early diagnosis and surgical treatment can lead to a favorable outcome.
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The aim of this study was to compare dexmedetomidine-butorphanol (DB) and midazolam-butorphanol (MB) combinations for sedation, and analgesia in burn patients undergoing dressing changes. A total of 56 ASA I-II burn patients were included in this single-center randomized clinical trial. The ages of these patients were between 20 and 60 years.

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Objective: To study serum levels of vitamins A, D and E in children with recurrent respiratory tract infections of different ages and the correlation.

Methods: The clinical data of two groups of children of different ages were collected. The serum levels and deficiencies of vitamins A, D and E in children were statistically analyzed.

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Objective: To investigate the correlation of the serum vitamin A, D, and E (VA, VD, and VE) levels with the occurrence and development of recurrent respiratory tract infections (RRTIs).

Methods: A total of 129 children with respiratory tract infections (RTIs) treated in our hospital from January 2018 to February 2020 (the RTIs group) and 50 healthy children undergoing physical examinations (the control group) in our hospital were recruited as the study cohort. The serum VA, VD, and VE levels were measured upon admission (the active phase) and at two weeks after discharge (the stable phase).

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Objective: To investigate clinical effect of probiotics combined with zinc and selenium preparation in the treatment of child rotavirus enteritis.

Methods: In this retrospective study, the patients were divided into two groups based on treatment method. The control group (n=42) received probiotic therapy, while the experimental group (n=43) received probiotics combined with zinc and selenium preparation.

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Background: Circadian rhythm disorders are severe threats to human health. The negative impact of circadian rhythm disorders on tissues/organs has not been systematically analyzed. Therefore, there is an urgent need to evaluate the damage caused by circadian rhythm disorders and explore the possible mechanisms.

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Objective: To investigate the correlation between the vitamin A, D, and E levels and recurrent respiratory tract infections (RRTIs) in children of different ages.

Methods: A total of 150 RRTI patients were divided into three groups: the 0 to 2 year-old group, the 3-5 year-old group, and the 6-14 year-old group. Collectively, we refer to the three groups as the RRTI group.

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Objective: This study aimed to compare the sedation and analgesic effects of butorphanol alone and butorphanol in combination with dexmedetomidine on dressing changes in adult burn patients.

Method: From June 2016 to May 2019, 44 adult burn patients from our department were enrolled in this prospective, double-blinded study. Their total burn surface area (TBSA) varied from 10% to 30%; and the depth of burn injury ranged from second degree to third degree.

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The underlying mechanisms of human umbilical cord mesenchymal stem cells (hucMSCs) and their exosomes (hucMSC-Exs), which play significant roles in skin wound healing, remain poorly understood. By using a rat model of deep second-degree burn injury, the roles of hucMSC-Exs in angiogenesis and cutaneous wound healing in vivo were investigated. We found that hucMSC-Exs accelerated skin wound healing and angiogenesis, inducing a higher wound-closure rate and increased expression of CD31 in vivo.

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Mesenchymal stem cells (MSCs) have been increasingly applied into clinical therapy. Exosomes are small (30-100 nm in diameter) membrane vesicles released by different cell types and possess the similar functions with their derived cells. Human umbilical cord MSC-derived exosomes (hucMSC-Ex) play important roles in liver repair.

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The intestinal mucosal barrier (IMB) enables the intestine to provide adequate containment of luminal microorganisms and molecules while preserving the ability to absorb nutrients. In this study, we explored the effect of brain-derived neurotrophic factor (BDNF) on IMB function and gut microbiota in mice. BDNF gene knock-out mice (the BDNF group) and wild-type mice (the BDNF group) were selected.

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The aim of this study was to evaluate the short-term prognostic value of early measurement of serum lipoprotein (a) [Lp(a)] levels in Chinese patients with type 2 diabetes (T2D) and acute ischemic stroke (AIS). The study population comprised 232 consecutive patients with an AIS diagnosis complicated with T2D. Functional outcome was obtained on month 3 according to the modified Rankin Scale (mRS).

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