Publications by authors named "Xunbin Yu"

SH3 domain-binding glutamic acid-rich protein-like 3 (SH3BGRL3) is involved in several human cancers. However, its relationship with gastric cancer (GC) remains elusive. Multiple online bioinformatic tools were used to evaluate the messenger (m)RNA expression levels of SH3BGRL3 in GC using data from The Cancer Genome Atlas and Gene Expression Omnibus databases.

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  • The study investigates the expression of insulinoma-associated protein 1 (INSM1) in gastrointestinal and pancreatic mixed neuroendocrine-non-neuroendocrine neoplasms (MiNENs), comparing it with traditional markers like synaptophysin (SYP), chromogranin A (CHGA), and CD56.
  • A total of 46 MiNEN cases were analyzed through immunohistochemical staining, revealing that all neuroendocrine components were carcinomas, with a majority classified as large cell neuroendocrine carcinomas.
  • INSM1 showed an overall sensitivity of 80.4% and specificity of 91.3%, indicating that it is a promising diagnostic marker, especially
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Background: Gastric epithelial neoplasm of the fundic-gland mucosa lineages (GEN-FGMLs) are rare forms of gastric tumors that encompass oxyntic gland adenoma (OGA), gastric adenocarcinoma of the fundic-gland type (GA-FG), and gastric adenocarcinoma of the fundic-gland mucosa type (GA-FGM). There is no consensus on the cause, classification, and clinicopathological features of GEN-FGMLs, and misdiagnosis is common because of similarities in symptoms.

Methods: 37 cases diagnosed with GEN-FGMLs were included in this study.

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  • Conventional wound dressings often lack versatility and can only perform singular functions, which limits their effectiveness in diverse healing scenarios.
  • Dual-network multifunctional hydrogels (PSA/CS-GA) have been developed with excellent properties, such as antifouling, antibacterial effects, and rapid hemostatic capabilities.
  • In a rat model, these hydrogels achieved over 95% wound healing by day 10 and also helped reduce inflammation while promoting blood vessel growth and collagen deposition, showcasing their potential as a superior wound healing solution.
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  • The study investigates the factors leading to missed presurgical diagnoses of paragangliomas of the urinary bladder (UBPGLs), rare neuroendocrine tumors that pose diagnostic challenges.
  • Out of 124 patients analyzed from multiple regions, only about 47.6% were diagnosed before surgery, with those diagnosed earlier being younger and having larger tumors.
  • Key symptoms like micturition spells, hypertension, and sweating were found to significantly increase the likelihood of early biochemical testing, suggesting they could help establish timely diagnoses.
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Lung carcinoma with p40/TTF1 coexpression (LC-PTC) is a very rare tumor with poor prognosis, and few cases have been reported to date. To better understand biological behavior and prognosis of LC-PTC. We collected 9 examples of LC-PTC and compared them with 36 lung adenosquamous carcinomas during the same period in clinicopathologic characteristics, biologic behaviour, and prognosis.

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Nonalcoholic fatty liver disease is rapidly becoming one of the most common causes of chronic liver disease worldwide and is the leading cause of liver-related morbidity and mortality. A quantitative assessment of the degree of steatosis would be more advantageous for diagnostic evaluation and exploring the patterns of disease progression. Here, multiphoton microscopy, based on the second harmonic generation and 2-photon excited fluorescence, was used to label-free image the samples of nonalcoholic fatty liver.

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Collagen fibers play an important role in the progression of liver diseases. The formation and progression of liver fibrosis is a dynamic pathological process accompanied by morphological changes in collagen fibers. In this study, we used multiphoton microscopy for label-free imaging of liver tissues, allowing direct detection of various components including collagen fibers, tumors, blood vessels, and lymphocytes.

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  • Resistance to gemcitabine, a chemotherapy drug, significantly reduces its effectiveness in treating pancreatic ductal adenocarcinoma (PDAC), leading researchers to create 17 patient-derived xenograft models to identify which tumors respond best.
  • Through single-cell RNA sequencing, the study found that gemcitabine not only helped certain resistant tumor subclones to thrive but also attracted macrophages that contribute to tumor growth and spread.
  • The researchers developed a gemcitabine sensitivity gene panel (GSGP) that can categorize PDAC patients based on their likelihood of responding to the drug, providing valuable insights for personalized treatment strategies.
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Background: The aim was to investigate the value of concomitant use of fecal KRAS-APC-p53-BRAF mutation test and a fecal immunochemical test (FIT) for colorectal cancer (CRC) screening.

Methods: Stool samples of 279 subjects were collected from the Fujian provincial hospital and divided into five groups: CRC (n = 82); advanced adenoma (AA, n = 76); non-advanced adenoma (NAA, n = 24); healthy control (n = 85); and interference group (n = 12). All stool samples were tested using a fecal multigene mutation (KRAS-APC-p53-BRAF) Kit and FIT.

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Forkhead box M1 (FOXM1) is a proliferative transcription factor and plays a vital role in many cancers. However, the function and molecular mechanism of FOXM1 in esophageal squamous cell carcinoma (ESCC) remain poorly understood. Hence, we aim to clarify the molecular basis of FOXM1-mediated ESCC progression.

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To investigate the clinicopathologic and molecular genetic characteristics, diagnosis, differential diagnosis, treatment and prognosis of histiocyte-rich rhabdomyoblastic tumor (HRRMT). The clinical data of two cases of HRRMT diagnosed in Fujian Provincial Hospital and Fujian University of Traditional Chinese Medicine Affiliated People's Hospital from 2020 to 2021 were collected. Histopathology and immunohistochemical (IHC) staining were used to assess morphological changes; the genetic changes were analyzed with next-generation sequencing.

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Extraosseous Ewing's sarcoma (EES) is a malignant tumor that is classified as a rare disease. EES is common in children and adolescents, with a rarer incidence being present in the elderly. ES of the primary intestine is rare, with only a few reports described in the literature.

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  • The study investigated the role of VISTA, an immune checkpoint protein, in pancreatic cancer (PDAC) to assess its impact on patient survival and its potential as a therapy.
  • Researchers used immunohistochemistry on tumor samples from 223 patients to analyze VISTA expression and its correlation with overall survival and immune cell presence.
  • Results showed that high VISTA expression in tumor cells was linked to better survival rates, and treatment with anti-VISTA antibodies reduced liver metastases in mouse models, indicating its promise as a therapeutic target.
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Radiofrequency ablation (RFA) is an effective local therapy approach for treating solitary tumor of many types of malignancy. The impact of RFA on the tumor immune microenvironment on distant tumors after RFA treatment is still unclear. In this study, by using syngeneic tumor models and single-cell RNA and T-cell receptor sequencing, we have investigated the alterations of tumor-infiltrating immune cells in distant non-RFA tumors.

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Rhabdomyosarcoma (RMS) is a primitive embryonal mesenchymal neoplasm demonstrating skeletal muscle differentiation. Diagnosis of RMS remains difficult due to the diversity of clinical features, pathological forms, and lesion's locations. Immunohistochemistry and Fluorescence in Situ Hybridization are common methods used to aid RMS diagnosis.

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Precision medicine requires accurate multi-gene clinical diagnostics. In current clinical practice, the minimum confidence threshold for variant calling of targeted next-generation sequencing (NGS) on surgical specimens is set to 2%-5%. However, few studies have been conducted to identify a wide range of actionable variants using capture-based ultra-deep targeted sequencing, which has limit of detection (LOD) of 1%.

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Background: Human pancreatic ductal adenocarcinoma (PDAC) responds poorly to immune checkpoint inhibitor (ICPi). While the mechanism is not completely clear, it has been recognized that tumor microenvironment (TME) plays key roles. We investigated if targeting CD47 with a monoclonal antibody could enhance the response of PDAC to ICPi by altering the TME.

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