Publications by authors named "Zhongyi Sun"

Cranial defects are common sequelae of decompressive craniectomy (DC) for traumatic brain injury (TBI) in pediatric patients, and their long-term growth dynamics remain poorly understood. This study aims to evaluate cranial defect size and its pattern of change with age following DC for TBI in the pediatric population. This single-center retrospective study included pediatric patients who underwent DC for TBI and later returned for cranioplasty (CP).

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An increasing number of men with healthy and normal penises want to enlarge their penis. Therefore, this review evaluated the mental health status of men who complained of a small penis and examined the state of nonsurgical and surgical treatments for male patients seeking penile enlargement, along with a risk assessment for each. Various medical, tractional, injectable, and surgical modalities have been investigated for penile augmentation.

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Developing high-performance materials for energy storage and water splitting remains a significant challenge in energy research. Metal selenides, such as CdSe, exhibit excellent electrical conductivity and electrochemical activity, but they tend to form aggregates. Two-dimensional (2D) TiCT MXene has good stability and conductivity but is limited by its low capacitance and electrocatalytic performance.

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In China, the rapid development of the economy and the implementation of multiple mitigation strategies in recent decades have led to dramatic changes in air quality. In this study, ground- and satellite-based observations were integrated to comprehensively investigate the spatiotemporal variations of nationwide surface-level and tropospheric ozone (O). Additionally, a meteorology correction model was developed, combining decomposition analysis and stepwise multiple linear regression, to explore the influence of meteorological conditions, anthropogenic emissions, and control actions on surface and tropospheric O in China.

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Background: Brain abscess caused by atypical pathogens presents significant diagnostic and therapeutic challenges. The unusual clinical presentations, coupled with incomplete or inaccurate patient histories, often result in misdiagnosis and inappropriate treatment.

Case Presentation: We report a case of a retained intracranial bamboo foreign body resulting in a brain abscess.

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Background: Glycolysis plays a crucial role in fibrosis, but the specific genes involved in glycolysis in idiopathic pulmonary fibrosis (IPF) are not well understood.

Methods: Three IPF gene expression datasets were obtained from the Gene Expression Omnibus (GEO), while glycolysis-related genes were retrieved from the Molecular Signatures Database (MsigDB). Differentially expressed glycolysis-related genes (DEGRGs) were identified using the "limma" R package.

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Diabetic oral ulcers pose a significant challenge in healing due to persistent inflammation. Despite local therapeutic interventions remaining the primary mode of treatment, the dynamic nature of the oral cavity, characterized by continuous muscular activity and salivary secretion, poses barriers to sustained drug retention and thereby limits therapeutic efficacy. To address this issue, an approach has been devised that aims to facilitate transdermal delivery of bioactive components to promote the healing of diabetic oral ulcers.

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The male reproductive system has been the subject of considerable attention in recent years due to the adverse effects of Di (2-ethylhexyl) phthalate (DEHP). Although previous research has suggested that DEHP exposure hinders the early meiotic progression of male germ cells, the underlying mechanisms are still not well understood. The transcriptomic changes in testicular cells of postnatal male rodents following DEHP exposure were meticulously analyzed using 10X Genomics single-cell RNA sequencing in this study.

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Background: Anrikefon (HSK21542), a potent and selective peripheral kappa opioid receptor (KOR) agonist developed by Haisco, effectively blocks pain and itch signals.

Aim: To develop a population pharmacokinetic (PK) model for anrikefon and conduct exposure-response (E-R) analysis for safety and efficacy in postoperative pain patients.

Method: The Population PK analysis uses NONMEM software with data from six trials.

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In agricultural production, droughts occurring during the crucial growth periods of crops hinder crop development, while the daily-scale standardized precipitation evapotranspiration index () can be applied to accurately identify the drought characteristics. In this study, we used the statistical downscaling method to obtain the daily precipitation (), maximum air temperature () and minimum air temperature () during the rice growing season in Heilongjiang Province from 2015 to 2100 under the SSP1-2.6, SSP2-4.

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Background: Previous studies have shown that inflammation is crucial in gallstone formation. The Advanced Lung Cancer Inflammation Index (ALI) is a comprehensive measure that reflects inflammation and nutritional condition. However, there are no studies examining the relationship between ALI and gallstones.

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Article Synopsis
  • - Circumcision is vital for male health, but traditional methods have issues like long surgery times, bleeding, and slow healing. This study examines a new approach using biological welding technology for circumcision.
  • - The study involved 24 male adult dogs, comparing a biological welding method to traditional cut-and-suture circumcision, focusing on factors like surgery time, blood loss, and recovery.
  • - Results showed that the biological welding method was significantly faster, resulted in no bleeding, and led to quicker recovery times with fewer complications, indicating it could be a safe and effective option for circumcision.
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Osteosarcoma, a predominant malignant tumor among adolescents, exhibits high mortality and suboptimal immunotherapy efficacy due to a collagen-dense extracellular matrix (ECM) that hinders cytotoxic T lymphocyte (CTL) infiltration. Herein, we developed mesoporous polydopamine (MPDA) nanoparticles encapsulating bromelain and the immune adjuvant R848 (M@B/R), aimed at enhancing photothermal immunotherapy. These nanoparticles efficiently accumulate at the tumor site following injection.

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Objective: To present the most recent data on urinary calculi characteristics in the southern region of China and explore the effects of sociodemographic, clinical and laboratory characteristics on stone composition to fill the research gap.

Setting: A retrospective observational study was performed in Shenzhen between December 2019 and August 2022.

Participants: A total of 858 calculi samples from patients with urolithiasis were analysed via infrared spectroscopy.

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Enhancing irrigation and nitrogen fertilizer application has become a vital strategy for ensuring food security in the face of population growth and resource scarcity. A 2-year experiment was conducted to determine to investigate the effects of different irrigation lower limits and nitrogen fertilizer application amounts on millet growth, yield, water use efficiency (WUE), N utilization, and inorganic nitrogen accumulation in the soil in 2021 and 2022. The experiment was designed with four irrigation lower limits, corresponding to 50%, 60%, 70%, and 80% of the field capacity (FC), referred to as I, I, I, and I.

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Article Synopsis
  • * The review analyzed research from 2014 to 2023, connecting sperm quality and mitochondrial health while examining factors like DNA damage, oxidative stress, and the effects of lifestyle and environmental influences on male fertility.
  • * Understanding mitochondrial processes is crucial for improving sperm viability and health, and emerging therapies targeting mitochondrial dysfunction may offer new solutions for enhancing male fertility outcomes.
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Article Synopsis
  • The treatment of infected bone defects (IBDs) requires both eliminating infection and promoting bone regeneration, but iron competition between pathogens and host cells creates a disadvantageous microenvironment.
  • A new method involves using iron-active multifunctional scaffolds made from iron gallate-modified hydroxyapatite and poly(lactic-co-glycolic acid) to create a composite that enhances healing.
  • Tests show that these scaffolds not only fight bacteria through photothermal effects but also restore iron balance, leading to reduced inflammation and improved bone repair, indicating their potential for future clinical use.
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Background: To date, limited research has been conducted on the functionality of the glymphatic system during the recovery phase of severe traumatic brain injury (sTBI). This study aimed to use a diffusion tensor image analysis along the perivascular space (DTI-ALPS) to evaluate glymphatic system function in patients recovering from sTBI who underwent unilateral decompressive craniectomy, and to examine the correlation between the ALPS index and the size of the cranial defect. We hypothesized that assessments would reveal ongoing impairments in glymphatic system function among sTBI patients during the recovery phase.

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Introduction: Leritrelvir (RAY1216) acts as a main protease inhibitor that hinders the cleavage of viral precursor proteins, thereby inhibiting virus replication of SARS-CoV-2). This antiviral mechanism has shown significant efficacy against the novel coronavirus. Preclinical studies have demonstrated the potent antiviral activity and favorable safety profile of this compound.

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The relative importance of each sediment physicochemical property to sediment heavy-metal (HM) contents has not yet been quantitatively evaluated. Differences in the HM contents of mangrove surface sediments among the high, middle, and low intertidal zones, and their quantitative relationships to sediment physicochemical properties, were investigated in Dongzhaigang and Qinglan Harbor reserves, Hainan, China. In both reserves, the Cu and Ni concentrations increased significantly from the low to high intertidal zones; the patterns of change in the Mn and Pb contents were opposite in the two reserves.

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Introduction: Sepsis leads to multi-organ dysfunction due to disorders of the host response to infections, which makes diagnosis and prognosis challenging. Apoptosis, a classic programmed cell death, contributes to the pathogenesis of various diseases. However, there is much uncertainty about its mechanism in sepsis.

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Article Synopsis
  • Asthenozoospermia (AZS) is a common cause of male infertility due to low sperm motility, where recent research has looked at how the microecology of the male reproductive system may affect reproductive health, but connections between seminal microecology and infertility are still uncertain.
  • The study utilized advanced sequencing and analysis to examine the microbial communities and metabolites in the semen of AZS patients, identifying significant differences in microbial composition across varying severity levels of AZS.
  • Results showed specific bacterial genera associated with AZS that correlated with a key metabolite, hexadecanamide, which was found to enhance sperm motility through gene expression changes and upregulation of proteins beneficial for sperm function.
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Article Synopsis
  • Accurate mapping of mangrove canopy height is essential for assessing wetland ecosystems' health and productivity, leading to the creation of a global map with 30 m resolution.
  • The study utilized ICESat-2 LiDAR data, multi-source imagery, and the random forest algorithm to generate a robust canopy height model and map, processed using Google Earth Engine.
  • Results show strong consistency with reference data, revealing an average global mangrove height of 12.65 m, with the tallest recorded at 44.94 m, highlighting the method's reliability for conservation efforts.
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