Publications by authors named "Ren Jianlin"

Background: JianPiTongLuo Recipe (JPTL Recipe) is a traditional Chinese medicine formula commonly used in the clinical treatment of colorectal cancer. Clinical studies have found that it can significantly improve the prognosis of patients with colorectal cancer. However, its mechanisms of action are not well understood, which has limited its further clinical application.

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The tumor microenvironment (TME) has a significant impact on tumor growth and immunotherapy efficacies. However, the precise cellular interactions and spatial organizations within the TME that drive these effects remain elusive. Using advanced multiplex imaging techniques, we have discovered that regulatory T cells (Tregs) accumulate around lymphatic vessels in the peripheral tumor stroma.

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  • Esophageal cancer (EC) is a severe disease with no effective early detection methods; researchers developed a blood test called "IEsohunter" that targets specific DNA methylation markers for noninvasive detection of EC.
  • In a study involving 1,116 participants, the IEsohunter test demonstrated a strong diagnostic accuracy, achieving high sensitivity (87.4%) and specificity (93.3%) for detecting EC, particularly effective for various stages of the disease.
  • The test also showed a complete negative status after surgical removal of EC, suggesting its potential use for early detection and ongoing monitoring of the condition.
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Fecal microbiota transplantation (FMT) can induce clinical remission in ulcerative colitis (UC) patients. Enemas, nasoduodenal tubes, and colonoscopies are the most common routes for FMT administration. However, there is a lack of definitive evidence regarding the effectiveness of capsulized FMT treatment in UC patients.

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To control the spread and transmission of airborne particles (especially SARS-CoV-2 coronavirus, recently) in the indoor environment, many control strategies have been employed. Comparisons of these strategies enable a reasonable choice for indoor environment control and cost-effectiveness. In this study, a series of experiments were conducted in a full-scale chamber to simulate a conference room.

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  • Cholangiocarcinoma (CCA) is a rare primary liver cancer with poor survival rates and few effective treatment options, and its epidemiology varies globally.* -
  • A study of 62 CCA patients revealed that pCCA (perihilar CCA) was commonly linked to metabolic disorders and had distinct clinical characteristics compared to other subtypes, iCCA and dCCA.* -
  • Post-surgery survival in pCCA patients was notably influenced by the presence of jaundice and cholelithiasis, highlighting the importance of biliary drainage for improving outcomes.*
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Apolipoprotein H (APOH) is involved in lipid metabolism and functions as an acute-phase protein during hepatitis B virus (HBV) infection. Herein, we explored whether APOH acts on the development of fatty liver upon chronic HBV infection. Serum APOH level was significantly lower in cirrhosis patients than in healthy controls or patients with chronic infection.

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Background: Colorectal cancer (CRC) is an insidious malignancy and the occurrence of chemotherapy resistance and toxicity seriously limits its clinical efficacy. Insect Compound Particle [Chong Yao Fu Fang (CYFF)] is a traditional Chinese medicine (TCM) compound based on the concepts of "invigorating spleen for strengthening vital qi" and "collateral disease theory". In long-term clinical application, it can reduce the toxicity of CRC chemotherapy and improve the anti-tumor effect.

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In the production process of biomass energy with crop straw as the raw material, the indoor dust environment created by smashed plant fiber can affect the health of workers and lead to the risk of fire and explosions. The physical properties of biomass vary with the ambient air conditions, resulting in different deposition processes for airborne biomass particles. In this study, the deposition of biomass particles in different environments in an experimental chamber was examined by independently controlling the internal temperature and relative humidity.

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Objectives: This study aims to develop and validate a radiomics nomogram based on dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) to noninvasively predict axillary lymph node (ALN) metastasis in breast cancer.

Methods: This retrospective study included 263 patients with histologically proven invasive breast cancer and who underwent DCE-MRI examination before surgery in two hospitals. All patients had a defined ALN status based on pathological examination results.

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Objective: Fecal microbiota transplantation (FMT) is a novel microbial treatment for patients with ulcerative colitis (UC). In this study, we performed a clinical trial of capsulized FMT in UC patients to determine the association between the gut fungal community and capsulized FMT outcomes.

Design: This study recruited patients with active UC (N = 22) and healthy individuals (donor, N = 9) according to the criteria.

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To characterize the gut bacteriome, mycobiome and serum metabolome profiles in polycystic ovary syndrome (PCOS) patients with normal/overweight individuals and evaluate a potential microbiota-related diagnostic method development for PCOS, 16S rRNA and ITS2 gene sequencing using 88 fecal samples and 87 metabolome analysis from serum samples are conducted and PCOS classifiers based on multiomics markers are constructed. There are significant bacterial, fungal community and metabolite differences among PCOS patients and healthy volunteers with normal/overweight individuals. Healthy individuals with overweight/obesity display less abnormal metabolism than PCOS patients and uniquely higher abundance of the fungal genus Mortierella.

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The COVID-19 pandemic has made significant impacts on public health, including human exposure to airborne pathogens. In healthcare facilities, the locations of return air vents in ventilation systems may have important effects on lowering airborne SARS-CoV-2 transmission. This study conducted experiments to examine the influence of different return air vents' heights (0.

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Background: Alcohol-related liver disease (ALD) is a major chronic liver ailment caused by alcohol overconsumption and abuse. Apolipoprotein H (APOH) participates in lipid metabolism and might have a potential regulatory role in ALD. Therefore, this study aimed to explore the effects of ApoH on alcohol-induced liver injury and gut microbiota dysbiosis.

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  • Inflammatory bowel disease (IBD) is becoming increasingly common worldwide, creating a need for effective treatments, and glycerol monolaurate (GML) shows promise due to its antibacterial and anti-inflammatory properties.
  • In a study, mice with DSS-induced colitis treated with GML showed improvement in symptoms, decreased expression of pro-inflammatory factors, and enhanced expression of anti-inflammatory factors, indicating a reduction in inflammation.
  • GML treatment was linked to the inhibition of specific signaling pathways and improved gut health by altering the abundance of beneficial gut bacteria, suggesting a potential therapeutic role for GML in managing IBD.
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Background And Aims: Endoscopy is increasingly performed for evaluating patients with ulcerative colitis (UC). However, its diagnostic accuracy is largely affected by the subjectivity of endoscopists' experience and scoring methods, and scoring of selected endoscopic images cannot reflect the inflammation of the entire intestine. We aimed to develop an automatic scoring system using deep-learning technology for consistent and objective scoring of endoscopic images and full-length endoscopic videos of patients with UC.

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Non-alcoholic fatty liver disease (NAFLD) is one of the primary causes of cirrhosis and a major risk factor for hepatocellular carcinoma and liver-related death. It has been correlated with changes in the gut microbiota, which promote its development by regulating insulin resistance, bile acid and choline metabolism, and inflammation. Recent studies suggested a controversial role of the stimulator of interferon genes (STING) in the development of NAFLD.

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The intestine is a potential location for berberine (BBR) to exert its therapeutic effects, but the understanding of the influences of BBR on the gut microbiota is limited. Through fermentation of human intestinal microbiota, we investigated the effects of BBR on microbiota composition and metabolism. The result indicated that BBR reduced the production of acetic acid and propionic acid and had no effect on the content of butyric acid.

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This study aimed to investigate whether serum indicators related to iron stores in the body are associated with clinical and endoscopic disease severity. Eighty-four patients with Crohn's disease (CD) and twenty-four healthy volunteers were included. The indicators related to iron stores were detected within one week after endoscopic and CT enterography examinations.

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Walking-induced fluctuations have a significant influence on indoor airflow and pollutant dispersion. This study developed a method to quantify the robustness of ventilation systems in the control of walking-induced fluctuation control. Experiments were conducted in a full-scale chamber with four different kinds of ventilation systems: ceiling supply and side return (CS), ceiling supply and ceiling return (CC), side supply and ceiling return (SC), and side supply and side return (SS).

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  • - The study investigated the use of specific bacteria found in feces as potential early diagnostic markers for gastric cancer (GCa), focusing on samples from 1043 patients in China.
  • - Significant findings included the detection of two bacteria, Streptococcus anginosus and Streptococcus constellatus, which showed higher levels in both gastric cancer tissues and fecal samples, making them reliable indicators for both early and advanced GCa.
  • - The fecal bacterial signature exhibited high sensitivity and specificity in distinguishing early GCa from more advanced stages, suggesting it could serve as a noninvasive method for early cancer detection.
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  • The COVID-19 pandemic highlights clothing's role in transporting bioaerosols and other particles.
  • A study developed a method to measure how particles deposit on and resuspend from clothing, finding that electrical tape effectively collects these particles.
  • Results showed that particle movement to clothing varied significantly based on activities and flooring types, with an average 46.8% of particles resuspending from clothing during light walking.
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Insulin, as a growth factor, can increase the risk of certain types of cancer. The present study showed that insulin promoted the proliferation of hepatocellular carcinoma cells in vitro and in vivo through pyruvate kinase M2 (PKM2), which is a rate-limiting enzyme in the process of glycolysis. Moreover, the expression of PKM2 was up-regulated by insulin at the posttranslational level in a nuclear orphan receptor TR3-dependent manner.

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