Publications by authors named "Zhi Hong Wang"

Background: Near-infrared fluorescence imaging using intravenous indocyanine green (ICG) has a wide range of applications in multiple surgical scenarios. In laparoscopic cholecystectomy (LC), it facilitates intraoperative identification of the biliary system and reduces the risk of bile duct injury. However, the usual single color fluorescence imaging (SCFI) has limitations in manifesting the fluorescence signal of the target structure when its intensity is relatively low.

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Depression is highly prevalent in haemodialysis patients, and diet might play an important role. Therefore, we conducted this cross-sectional study to determine the association between dietary fatty acids (FA) consumption and the prevalence of depression in maintenance haemodialysis (MHD) patients. Dietary intake was assessed using a validated FFQ between December 2021 and January 2022.

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Introduction: Patients undergoing hemodialysis (HD) are highly vulnerable during the COVID-19 pandemic. We aimed to investigate the risk factors associated with the severity of COVID-19 and death after the complete liberalization of epidemic control in China.

Methods: We followed the outcomes of the HD patients of Central Hospital of Dalian University of Technology, from December 6, 2022, to January 8, 2023.

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Article Synopsis
  • Thyroid surgery has improved with new techniques like robotic and endoscopic surgery that help patients recover faster but also come with some challenges.
  • In a study of 472 surgeries, robotic surgery took longer to learn and had longer operation times, but it did better at removing lymph nodes without harming important nerves.
  • Both types of surgery are safe, but robotic surgery might need special training to use effectively; better training programs could help doctors perform these surgeries even better in the future.
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Background: The regulation of cancer stem cells (CSCs) is influenced by RNA-binding proteins (RBPs). The present study sought to investigate the role of NOVA2 in the processes of self-renewal, carcinogenesis, and lenvatinib resistance in liver CSCs.

Methods: Neuro-oncological ventral antigen 2 (NOVA2) expression in liver CSCs was examined by real-time polymerase chain reaction (PCR).

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Significance: Near-infrared autofluorescence (NIRAF) utilizes the natural autofluorescence of parathyroid glands (PGs) to improve their identification during thyroid surgeries, reducing the risk of inadvertent removal and subsequent complications such as hypoparathyroidism. This study evaluates NIRAF's effectiveness in real-world surgical settings, highlighting its potential to enhance surgical outcomes and patient safety.

Aim: We evaluate the effectiveness of NIRAF in detecting PGs during thyroidectomy and central neck dissection and investigate autofluorescence characteristics in both fresh and paraffin-embedded tissues.

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Background: The relationship between handgrip strength (HGS) and depression in patients undergoing hemodialysis (HD) was unknown. Therefore, we aimed to clarify this association in a cohort of patients.

Methods: HGS was used as a representative indicator of muscle strength and was measured with a handheld dynamometer.

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Objective: To enhance the accuracy in predicting lymph node metastasis (LNM) preoperatively in patients with papillary thyroid microcarcinoma (PTMC), refining the "low-risk" classification for tailored treatment strategies.

Methods: This study involves the development and validation of a predictive model using a cohort of 1004 patients with PTMC undergoing thyroidectomy along with central neck dissection. The data was divided into a training cohort (n = 702) and a validation cohort (n = 302).

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Background/aim: In the literature, the studies about the role of matrix metalloproteinase-2 (MMP-2) in pterygium diagnosis are mainly based on its protein expression. The role of MMP-2 variants has never been examined. The aim of this study was to examine the association of MMP-2 genotypes with pterygium risk.

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Background: The aim of the study was to clarify the correlation between serum MMP-2/-16 and inflammation in patients with deep venous thrombosis (DVT).

Methods: Sixty DVT patients and 60 healthy people who underwent health examinations were collected. Serum MMP-2/-16, IL-6/-8, and TNF-α were determined by ELISA.

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Background: Endoplasmic reticulum stress plays a crucial role in the pathogenesis of neuroinflammation and chronic pain. This study hypothesized that PRKR-like endoplasmic reticulum kinase (PERK) and inositol-requiring enzyme type 1 (IRE1) regulate lipocalin-2 (LCN2) and Nod-like receptor family pyrin domain containing 3 (NLRP3) expression in astrocytes, thereby contributing to morphine tolerance and hyperalgesia.

Methods: The study was performed in Sprague-Dawley rats and C57/Bl6 mice of both sexes.

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Background: The association between serum β-microglobulin (βM) levels and the risk of all-cause and cardiovascular disease (CVD) mortality and the incidence of cardiovascular events (CVEs) in patients undergoing maintenance hemodialysis (MHD) is inconclusive. Furthermore, no study has been performed in China on the significance of serum βM levels in MHD patients. Therefore, this study investigated the aforementioned association in MHD patients.

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Objective: Post-dialysis fatigue (PDF) is an important problem in patients undergoing maintenance hemodialysis (MHD); however, evidence of the association between serum calcium after dialysis and the risk of PDF is limited and controversial. We explored this association among patients receiving MHD.

Methods: We carried out a case-control study of patients in the dialysis unit of Dalian Municipal Central Hospital between December 2019 and January 2020, including 340 patients with PDF and 270 patients without PDF.

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Article Synopsis
  • Poor sleep quality affects many hemodialysis (HD) patients, and this study investigated how dietary fiber intake relates to sleep quality among Chinese HD patients.
  • Researchers assessed the dietary habits and sleep quality of 741 patients using questionnaires and found that higher fiber intake is linked to better sleep quality.
  • The results suggest that increasing dietary fiber consumption, particularly insoluble and vegetable-sourced soluble fiber, could help improve sleep quality in HD patients.
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The pathogenesis of cerebral atrophy (CA) is not clear. Previous studies show a high incidence of preterm CA in hemodialysis patients. This study aims to investigate the factors influencing CA and to derive a CA prediction nomogram in maintenance-hemodialysis patients.

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Background/aim: Prostate cancer is one of the most commonly diagnosed malignancies among males, especially in Western populations. Matrix metalloproteinase-2 (MMP-2) plays a critical role in extracellular regulation and metastasis. However, its genotypes have seldom been examined among patients with prostate cancer (PCa).

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Article Synopsis
  • - Ganciclovir (GCV) is a prodrug antiviral used to treat cytomegalovirus (CMV) and has potential anti-inflammatory effects that were studied in ulcerative colitis (UC) induced by dextran sulfate sodium (DSS).
  • - The study found that GCV inhibits the cGAS-STING pathway in macrophage cells and showed that this pathway is overactive in UC patients and DSS-induced colitis mice.
  • - Administering low doses of GCV improved symptoms and reduced inflammation in DSS-induced colitis in mice, highlighting GCV's potential as a treatment for UC by targeting the STING signaling in colonic macrophages.
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Although neuronal Toll-like receptors (TLRs) (e.g., TLR2, TLR3, and TLR7) have been implicated in itch sensation, the roles of keratinocyte TLRs in chronic itch are elusive.

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Background/aim: Matrix metalloproteinase-2 (MMP2) has been reported to plays a critical role in the metastatic behaviors of cancer via regulation of the extracellular matrix. However, its genotypes have seldom been examined in colorectal cancer (CRC). We examined the role of MMP2 promoter -1306 (rs243865) and -735 (rs2285053) genotypes in colorectal cancer (CRC).

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Article Synopsis
  • The study investigates the role of MMP-7 gene variants in the risk of hepatocellular carcinoma (HCC) in Taiwan, where HCC rates are particularly high.
  • Researchers compared MMP-7 genotypes in 298 HCC patients and 889 healthy individuals, analyzing lifestyle factors like smoking and drinking.
  • Findings showed no significant link between MMP-7 variants and HCC risk, suggesting these genotypes are not reliable markers for the disease in the Taiwanese population.
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Background: The study aimed to assess the efficacy and safety of parasacral neuromodulation (PNS) versus tibial nerve stimulation (TNS) for patients with overactive bladder (OAB).

Methods: Databases including PubMed, Embase, clinicalTrial.gov, and Cochrane Library Central Register of Controlled Trials were systematically searched from January 1, 1999 to September 9, 2022.

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Objective: Sex-specific thyroid cancer risk exists in patients diagnosed with diabetes mellitus (DM). However, thyroid cancer risk in different types of DM is still unclear. This meta-analysis aims to identify the real correlation between different types of DM and thyroid cancer risk in both sexes.

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Background: Sleep quality has been always an important problem for patients after hepatectomy. The main purpose of the study is to investigate the effects of early ambulation on sleep quality in patients after liver resection a quantitative study.

Methods: Patients undergoing liver tumor resection were randomly divided into two groups, and the Pittsburgh Sleep Quality Index (PSQI) was used to assess the postoperative activities and sleep quality.

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Tetrodotoxin (TTX), found in various organisms including pufferfish, is an extremely potent marine toxin responsible for numerous food poisoning accidents. Due to its serious toxicity and public health threat, detecting TTX and its analogues in diverse food matrices with a simple, fast, efficient method has become a worldwide concern. This review summarizes the advances in sample preparation and analytical methods for the determination of TTX and its analogues, focusing on the latest development over the past five years.

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Background: Endometrial scratching (ES) has demonstrated initial success in women with recurrent implantation failure, but the effect in women with 1 previous assisted reproductive technology (ART) failure is unknown. This meta-analysis aimed to evaluate the impact of ES as a treatment in clinical outcomes for women with at least 1 failed in vitro fertilization (IVF)/intracytoplasmic sperm injection (ICSI)/Intrauterine Insemination (IUI).

Methods: PubMed, Medline, Embase, Cochrane Library, Web of Science, CNKI, and EMCC databases were searched for randomized controlled trial studies utilizing endometrial scratching for infertility women with at least 1 failed assisted reproductive technology (ART) to collect pregnancy outcomes, including clinical pregnancy rate (CPR), embryo implantation rate (IR), miscarriage rate (MR), live birth rate (LBR), and multiple pregnancy rate (MPR).

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