Publications by authors named "Yuexing Lai"

Byakangelicin mostly obtained from the root of Angelica dahurica and has protective effect on liver injury and fibrosis. In addition, Byakangelicin, as a traditional medicine, is also used to treat colds, headache and toothache. Recent studies have shown that Byakangelicin exhibits anti-tumor function; however, the role of Byakangelicin in breast tumor progression and related mechanism has not yet been elucidated.

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Background: The m6A modified demethylase FTO affects the progression of gastric cancer (GC), and the role mechanism of FTO in GC is still unclear. We, here, explored the role of FTO and unrevealed the mechanisms of its function in GC.

Methods: The expression and clinical prognosis of FTO in GC were examined via UALCAN and GEPIA online databases.

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Article Synopsis
  • Immunoglobulin G4-related disease (IgG4-RD) is an inflammatory condition affecting various body regions, leading to different clinical presentations and challenges for diagnosis and treatment.
  • A case study of a 53-year-old male highlights the complexity of diagnosing IgG4-related oesophageal disease, particularly when combined with a cytomegalovirus infection.
  • The findings aim to enhance understanding of IgG4-RD and its relationship with oesophageal ulcers, ultimately improving clinical knowledge for better patient outcomes.
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Background: A large percentage of patients with ectopic pancreas are asymptomatic. When present, the symptoms are typically non-specific. These lesions are predominantly located in the stomach and benign in nature.

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Objective: This study aimed to evaluate the resistance of to common antibiotics in Shanghai.

Methods: A total of 1171 eligible subjects participated in the study. Antibiotic susceptibility to six common antibiotics was examined with the disk diffusion method.

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Introduction: Although the 9-minute mean withdrawal time (m-WT) is often reported to be associated with the optimal adenoma detection rate (ADR), no randomized trials of screening colonoscopy have confirmed the impact of a 9-minute m-WT on adenoma miss rate (AMR) and ADR.

Methods: A multicenter tandem trial was conducted in 11 centers. Seven hundred thirty-three asymptomatic participants were randomized to receive segmental tandem screening colonoscopy with a 9-minute withdrawal, followed by a 6-minute withdrawal (9-minute-first group, 9MF, n = 366) or vice versa (6-minute-first group, 6MF, n = 367).

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Article Synopsis
  • Antibiotic resistance poses a significant challenge in China, affecting the treatment of infections, necessitating the need for personalized therapies using local data on resistance patterns.* -
  • A large multi-center study analyzed 4,242 bacterial strains from gastric biopsy samples across five regions, revealing high resistance rates, especially for clarithromycin, levofloxacin, and metronidazole.* -
  • Results showed good agreement between resistant phenotypes and genotypes for clarithromycin and levofloxacin, suggesting that genotype testing could be a viable alternative to traditional methods, while highlighting the importance of ongoing monitoring and personalized treatments.*
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Previous studies revealed that caspase recruitment domain protein 9 (CARD9) was involved in severe acute pancreatitis (SAP) inflammation and that interfering with its expression in vivo could inhibit inflammation. However, the specific mechanism is unknown. This study aimed to discover the related signal pathways of CARD9 in macrophages.

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Emerging evidence has revealed that dysregulation of lncRNA is associated with the initiation and progression of cancer. However, the function of these lncRNAs in cancer remains largely unexplored. Here, we reported that AFDN-DT, an lncRNA that is repressed in gastric cancers (GC), functions as a tumour suppressor by inhibiting cell growth and metastasis through transcriptional repression of genes involved in metastasis.

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Phosphatidylinositol 3‑kinase (PI3K)/protein kinase B (Akt) has been indicated to serve an important role in the pathogenesis of inflammatory diseases. It was previously demonstrated that the PI3K/Akt inhibitor wortmannin alleviated the severity of inflammation and improved the survival rate in rats with induced severe acute pancreatitis (SAP), which indicates that PI3K/Akt may serve a role in the pathogenesis of acute pancreatitis. To date, the mechanism by which PI3K/Akt regulates inflammation has not been elucidated.

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In recent years, the identification of long non-coding RNAs (lncRNAs) led to the analysis of their characteristics in cancer biology. However, the expression of lncRNAs in cancer and their clinical significance remain unclear. In the present study, an investigation of lncRNAs that may be involved in the regulation of metastasis using microarray and polymerase chain reaction analyses resulted in the identification of MLLT4 antisense RNA 1 (MLLT4-AS1) as a significantly downregulated lncRNA in gastric cancer tissue compared with normal adjacent tissue (P=0.

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Alpha B-crystallin (HspB5) is abnormally expressed in tumor tissues and portends a poor prognosis in cancer patients. However, the role of HspB5 in colorectal cancer (CRC) is still unclear. Seventy CRC patients and 40 healthy volunteers were sampled from August 2012 to March 2015 in order to determine the clinical significance of HspB5.

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Gastric cancer is the second most common cause of cancer-related death partially because of its aggressive metastasis and the fact that it is often diagnosed at an advanced stage. Recent studies have shown that long noncoding RNAs (lncRNAs) play critical roles in multiple biological processes including oncogenesis. In the present study, we found for the first time that the lncRNA ZMAT1 transcript variant 2 is downregulated in gastric cancer tissues compared with adjacent normal tissues (P<0.

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Aim: To investigate the expression of 15-hydroxyprostaglandin dehydrogenase (15-PGDH) in human gastric cancer and it's mechanism in apoptosis and cell cycle arrest.

Methods: Expression of 15-PGDH mRNA and protein was examined by immunohistochemistry, immunocytochemistry, reverse transcriptase polymerase chain reaction (RT-PCR) and Western blotting in tissue from human gastric cancer, gastric precancerous state (gastric polyps and atrophic gastritis), normal stomach, and gastric cancer cell lines. The relationship between gastric cancer, gastric precancerous state and 15-PGDH expression was determined.

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