Publications by authors named "Shan Zeng"

Background: Papillary thyroid cancer (PTC) is among the most prevalent forms of endocrine malignancy with a rapid rise in incidence rates worldwide; however, the composition and characteristics of its immune microenvironment is poorly understand. Here, this work investigated the precise function of Dipeptidyl peptidase 4 (DPP4) in tumor-infiltrated T cells within PTC by investigating its role in cytokine-mediated signaling pathways.

Methods: TCGA and GEO data as well as human PTC specimens confirmed the expression of DPP4 in PTC.

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While immunotherapy has marked significant advances in cancer treatment, resistance remains a challenge. The complexity of the tumor microenvironment, particularly the role of B cell subpopulations, is a critical factor affecting treatment efficacy. In this study, we conducted analyses of single-cell RNA sequencing data from immunotherapy patients ( = 25) to explore the biomarker of immunotherapy resistance.

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  • Gastrointestinal stromal tumors (GISTs) are the most prevalent type of sarcoma in humans, predominantly occurring in the stomach or small intestine, with over 5000 new cases diagnosed annually in the USA.
  • A study investigated the presence of bacteria within GISTs by analyzing 25 tumor samples from 24 patients using advanced genetic sequencing techniques.
  • Results showed that most samples had negligible bacterial presence, while two samples indicated normal intestinal bacteria, but only in tumors where the mucosal lining was disrupted.
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  • Glioblastoma (GBM) is a highly invasive brain tumor known for its complex characteristics, including its ability to infiltrate surrounding tissue and resist standard treatments like chemotherapy and radiation.
  • Research has revealed the hepatocellular receptor A2 (EphA2) as a promising molecular target for GBM treatment, with various compounds studied for their effectiveness.
  • This article discusses the roles of EphA2 in GBM pathogenesis and reviews clinical trials focused on EphA2-targeted therapies, highlighting the potential benefits and challenges of these treatment strategies.
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Colorectal cancer (CRC) exhibits significant heterogeneity, impacting immunotherapy efficacy, particularly in immune desert subtypes. Neuromedin U receptor 1 (NMUR1) has been reported to perform a vital function in immunity and inflammation. Through comprehensive multi-omics analyses, we have systematically characterized NMUR1 across various tumors, assessing expression patterns, genetic alterations, prognostic significance, immune infiltration, and pathway associations at both the bulk sequencing and single-cell scales.

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Background: Oliceridine is a novel G protein-biased ligand μ-opioid receptor agonist. This study aimed to assess the pharmacokinetics and safety profile of single-ascending doses of oliceridine fumarate injection in Chinese patients with chronic non-cancer pain.

Methods: Conducted as a single-center, open-label trial, this study administered single doses of 0.

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Automated identification of cardiac vortices is a formidable task due to the complex nature of blood flow within the heart chambers. This study proposes a novel approach that algorithmically characterizes the identification criteria of these cardiac vortices based on Lagrangian Averaged Vorticity Deviation (LAVD). For this purpose, the Recurrent All-Pairs Field Transforms (RAFT) is employed to assess the optical flow over the Phase Contrast Magnetic Resonance Imaging (PC-MRI), and to construct a continuous blood flow velocity field and reduce errors that arise from the integral process of LAVD.

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Background: Parkinson's disease (PD), the second most prevalent neurodegenerative condition, has a multifaceted etiology. Cathepsin-cysteine proteases situated within lysosomes participate in a range of physiological and pathological processes, including the degradation of harmful proteins. Prior research has pointed towards a potential link between cathepsins and PD; however, the precise causal relationship between the cathepsin family and PD remains unclear.

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Gallbladder cancer (GBC) is an aggressive cancer with poor prognosis. PARP inhibitors (PARPi) target PARP enzymes and have shown efficacy in patients with breast cancer gene (BRCA) mutations. Immunotherapy, especially immune checkpoint inhibitors (ICIs), has transformed cancer treatment.

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Background: The intricate interplay between dietary habits and the development of Parkinson's Disease (PD) has long been a subject of scientific inquiry. Mendelian Randomization (MR) emerges as a potent tool, harnessing genetic variants to infer causality in observational data. While evidence links diet to Parkinson's Disease (PD) etiology, a thorough MR exploration of dietary impacts on PD, particularly involving gut microbiota, is still emerging.

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In vitro tumor models are essential for understanding tumor behavior and evaluating tumor biological properties. Hydrogels that can mimic the tumor extracellular matrix have become popular for creating 3D in vitro tumor models. However, designing biocompatible hydrogels with appropriate chemical and physical properties for constructing tumor models is still a challenge.

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Significant developments in cancer treatment have been made since the advent of immune therapies. However, there are still some patients with malignant tumors who do not benefit from immunotherapy. Tumors without immunogenicity are called "cold" tumors which are unresponsive to immunotherapy, and the opposite are "hot" tumors.

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  • The study examined how baking alters zinc-binding proteins and their bioavailability.
  • Results showed that baking causes zinc-binding proteins to release zinc from their interiors to the surface, leading to a crystalline structure, but does not impact zinc's availability.
  • The zinc from these proteins was more effectively digested and absorbed by intestinal cells compared to traditional zinc sources like ZnSO and CHOZn.
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Background: Epilepsy is a chronic neurological disorder that is more likely to be diagnosed in children. The main treatment involves long-term use of anti-epileptic drugs and above all, home care is of great importance. As there has not been a widely accepted home care protocols, simulating a home care environment is necessary for caregivers to develop skills of proper home care.

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  • Rheumatoid arthritis (RA) is an autoimmune disease where fibroblast-like synoviocytes (FLSs) contribute to joint destruction by exhibiting tumor-like properties and secreting inflammatory factors.
  • This study investigates the effects of wogonin, a natural flavonoid known for its anti-inflammatory properties, on the behavior of FLSs in RA, employing various laboratory techniques and animal models.
  • The findings reveal that wogonin not only inhibits cell migration and invasion and reduces pro-inflammatory cytokines but also impacts key signaling pathways, resulting in improved joint health in a mouse model of arthritis.
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  • Tumor microenvironment (TME) diversity in hepatocellular carcinoma (HCC) affects patient survival and treatment response, presenting challenges in utilizing existing molecular subtypes for clinical applications.
  • Researchers analyzed three single-cell datasets to uncover six cell subclusters linked to patient prognosis and created five transcriptomic subtypes with distinct clinical features, immune profiles, and treatment responses.
  • Findings revealed that certain subtypes responded better to specific treatments, emphasizing the importance of personalized medicine strategies for HCC patients based on their unique TME characteristics.
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This study explores the potential mechanisms of obstructive sleep apnoea (OSA) complicates type 2 diabetes mellitus (T2DM) by which chronic intermittent hypoxia (CIH) induces insulin resistance and cell apoptosis in the pancreas through oxidative stress. Four- and eight-week CIH rat models were established, and Tempol (100 mg/kg/d), was used as an oxidative stress inhibitor. This study included five groups: 4-week CIH, 4-week CIH-Tempol, 8-week CIH, 8-week CIH-Tempol and normal control (NC) groups.

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Centromere protein I (CENPI) is an important member of centromeric proteins family, which is crucial to chromosome alignment and segregation. Nevertheless, the interrelation between CENPI expression and tumor progression is in the shadows. In this reserch, we carried out a panoramic bioinformatic analysis about CENPI with TCGA, Timer 2.

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Background: MET and AXL dysregulations are implicated in acquired resistance to EGFR-TKIs in NSCLC. But consensus on the optimal definition for MET/AXL dysregulations in EGFR-mutant NSCLC is lacking. Here, we investigated the efficacy and tolerability of ningetinib (a MET/AXL inhibitor) plus gefitinib in EGFR-mutant NSCLC, and evaluated the clinical relevance of MET/AXL dysregulations by different definitions.

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Objective: We aimed to examine trends in overall mortality rates for liver cancer and those within subgroups according to sex, age, aetiological factors and modifiable risk factors in China from 1990 to 2019.

Design: The design of this study involved analysing liver cancer mortality rates in China from 1990 to 2019 using joinpoint regression analysis to identify significant changes in mortality rates. Annual percentage changes (APCs) and 95% CIs were used to quantify the magnitude of changes in mortality rates.

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