Publications by authors named "Run-Xiang Chen"

Objective: COVID-19 has had a profound impact on public health globally. However, most studies have focused on patients with long COVID or those in the acute phase of infection, with limited research on the health of individuals who have recovered from mild COVID-19. This study investigates the long-term changes in bacterial and fungal communities in individuals recovering from mild COVID-19 and their clinical relevance.

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Gut microbiota exerts a pivotal influence on the development of Metabolic Associated Fatty Liver Disease (MAFLD), although the specific contributions of individual bacterial strains and their metabolites remain poorly defined. We conducted stool shotgun metagenomic sequencing and plasma untargeted metabolomics in a large prospective cohort comprising 120 MAFLD patients and 120 matched healthy controls. The mechanisms and microbial-derived metabolites involved in MAFLD were further investigated through multi-omics analyses and .

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is increasingly resistant to antibiotics, significantly lowering eradication rates and posing a major public health challenge. This study investigated the distribution of antibiotic-resistant phenotypes and genotypes of in Hainan Province. It determined the minimum inhibitory concentrations (MICs) of six antibiotics using the E-test method and detected resistance genes via Sanger sequencing.

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Article Synopsis
  • The study highlights the rising incidence of colorectal cancer (CRC) in China and the importance of early detection through fecal immunochemical testing (FIT) for improving survival rates, especially in Hainan Province.
  • A population-based survey was conducted with 2000 participants aged 40-75, achieving an 89.4% compliance rate for FIT screening, and revealing a 4.4% positivity rate for CRC.
  • The research found significant relationships between positive FIT results and factors such as age and dietary habits, underscoring the need for targeted prevention strategies.
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To investigate the prevalence, types, and risk factors of functional gastrointestinal diseases (FGIDs) in Hainan Province, China, in order to provide insights for future prevention and treatment strategies. A questionnaire survey was conducted from July 2022 to May 2023, using stratified sampling to sample local residents in five cities (20 townships) in Hainan Province. Out of 2057 local residents surveyed, 659 individuals (32.

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Objective: The aim of this study was to understand the prevalence and potential risk factors of Helicobacter pylori (H. pylori) infection in Hainan Province, China.

Methods: We conducted this study in 21 health service stations in 5 cities of Hainan Province from August 2022 to April 2023.

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Objectives: This study aimed to evaluate the efficacy, adverse events, patient compliance, and cost of dual therapy with Ilaprazole-amoxicillin (IA) at high dose versus Ilaprazole-amoxicillin-furazolidone-bismuth (IAFB) quadruple therapy for the Helicobacter pylori (H.pylori) infection among Chinese patients.

Methods: 200 patients who had tested positive for H.

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Article Synopsis
  • Inducible nitric oxide synthase (iNOS) plays a key role in inflammation-related diseases; its regulation is crucial for maintaining cell balance.
  • The study found that farnesyl thiosalicylic acid (FTS) effectively reduced iNOS expression in macrophages and organs of endotoxemic mice exposed to lipopolysaccharide (LPS).
  • FTS works by inhibiting the binding of the NF-κB protein to the DNA that promotes iNOS transcription, suggesting its potential for treating inflammation disorders.
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Neuromedin S (NMS), a peptide structurally related to NMU, has been identified in the mammalian heart tissues. However to date, any role of NMS in cardiomyocytes and the relevant mechanisms still remain unknown. In this study, we identified a novel functional role of NMS in modulating L-type Ca(2+) channels in adult rat ventricular myocytes, in which NMU type 2 receptors (NMUR2), but not NMUR1, are endogenously expressed.

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