Publications by authors named "Xing-Gang Guo"

Background: Liver cancer is typified by a complex inflammatory tumor microenvironment, where an array of cytokines and stromal cells orchestrate a milieu that significantly influences tumorigenesis. Interleukin-17A (IL-17A), a pivotal pro-inflammatory cytokine predominantly secreted by Th17 cells, is known to play a substantial role in the etiology and progression of liver cancer. However, the precise mechanism by which IL-17A engages with hepatic stellate cells (HSCs) to facilitate the development of hepatocellular carcinoma (HCC) remains to be fully elucidated.

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Background: The differences in short- and long-term outcome between laparoscopic liver resection (LLR) and open liver resection (OLR) for BCLC stage A large hepatocellular carcinoma (HCC) in difficult segments (I, IVa, VII, VIII) remain unclear. This PSM two-centre study aimed to compare perioperative and long-term survival outcomes of LLR with OLR for this HCC.

Methods: HCC patients with BCLC stage A who underwent OLR or LLR in two medical centres were enrolled in the study.

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Article Synopsis
  • Recurrence poses a significant risk to the postoperative survival of patients with hepatocellular carcinoma (HCC), particularly those with elevated preoperative serum γ-glutamyl transpeptidase (GGT) levels.
  • This study aimed to create a predictive tool to assess the risk of recurrence in patients with HBV-related HCC and high GGT levels following liver surgery.
  • A nomogram was developed using five key prognostic factors, achieving a C-index of 0.759, demonstrating reliability in predicting recurrence and aiding in personalized treatment strategies.
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To explore whether plasma circular RNAs (circRNAs) can diagnose hepatitis B virus (HBV)-related hepatocellular carcinoma (HCC), microarray and qPCR were used to identify plasma circRNAs that were increased in HBV-related HCC patients compared to controls (including healthy controls, chronic hepatitis B and HBV-related liver cirrhosis). A logistic regression model was constructed using a training set (n = 313) and then validated using another two independent sets (n = 306 and 526, respectively). Area under the receiver operating characteristic curve (AUC) was used to evaluate diagnostic accuracy.

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Background: With the development of RNA-seq technology, tens of thousands of circular RNAs (circRNAs), a novel class of RNAs, have been identified. However, little is known about circRNA formation and biogenesis in hepatocellular carcinoma (HCC).

Methods: We performed ribosomal-depleted RNA-seq profiling of HCC and para-carcinoma tissues and analyzed the expression of a hotspot circRNA derived from the 3'UTR of the stearoyl-CoA desaturase (SCD) gene, termed SCD-circRNA 2.

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Background & Aims: Genetic variability in the hepatitis B virus X gene (HBx) is frequently observed and is associated with hepatocellular carcinoma (HCC) progression. However, a genotype classification based on the full-length HBx sequence and the impact of genotypes on hepatitis B virus (HBV)-related HCC prognosis remain unclear. We therefore aimed to perform this genotype classification and assess its clinical impact.

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Objective: The purpose of this study was to screen for frequencies of different CYP450 genotypes in the Chinese population and explore the relationship between sorafenib toxicity and CYP450 polymorphism.

Methods: A total of 600 peripheral blood samples were obtained from two groups for this study. The first group of 300 samples were from Chinese patients with HBV/HCV-associated HCC, while the remaining 300 samples were from a healthy population of recruited subjects.

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We previously demonstrated that interleukin-17A (IL-17A) is associated with the progression of hepatocellular carcinoma (HCC). However, its role in the invasion-metastasis cascade of HCC and the efficacy of IL-17A-targeting therapeutics in HCC remain largely unknown. In this study, we found that IL-17A promoted intrahepatic and pulmonary metastasesis of HCC cells in an orthotopic implant model.

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Objective: To explore the effect and mechanism of resveratrol against human colon cancer ls174t cells in vitro and the growth of colon cancer in tumor-bearing nude mice.

Methods: MTT method was used to test the inhibiting effect of resveratrol on the growth and proliferation of ls174t cells. Transmission electron microscopy was used to observe the morphological changes of cell apoptosis, and FCM assay was performed to measure the changes of cell apoptosis rate and cell cycle.

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