4,985 results match your criteria: "the First Hospital of China Medical University[Affiliation]"

Genetics of urinary bladder paragangliomas: a multi-center study of a Chinese cohort.

J Endocrinol Invest

December 2024

Department of Urology, Xiangya Hospital, Central South University, 87 Xiangya Road, Changsha, 410008, Hunan, China.

Article Synopsis
  • The study explores the genetic characteristics of urinary bladder paragangliomas (UBPGLs) in a cohort of 70 Chinese patients, aiming to better understand their heritability and genetic variations.
  • Results show that 38 patients had pathogenic variants (PVs), mainly in cluster 1A genes like SDHB and HRAS, with UBPGLs showing higher PV rates in cluster 1A compared to non-head and neck PGLs.
  • The findings indicate a diverse genetic profile among Chinese patients with UBPGLs, emphasizing the necessity for genetic testing to identify significant pathogenic variants.
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Introduction: Thymic epithelial tumors (TETs) are rare neoplasms typically located in the anterior mediastinum. While immune checkpoint inhibitors (ICIs) show promise for advanced or refractory TETs, their clinical application is hindered by heterogeneous responses across TET subtypes, lack of reliable predictive markers, and the risk of immune-related adverse events (irAEs).

Methods: We analyzed TCGA, GEO, and GTEx databases to identify differentially expressed genes (DEGs) among three TET subtypes.

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A plain language summary of results from the CHOICE-01 trial of toripalimab plus chemotherapy for advanced non-small cell lung cancer (NSCLC).

Future Oncol

December 2024

CAMS Key Laboratory of Translational Research on Lung Cancer, State Key Laboratory of Molecular Oncology, Department of Medical Oncology, National Cancer Center, National Clinical Research Center for Cancer, Cancer Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, China.

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Introduction: The integration of artificial intelligence (AI) in pathogenic microbiology has accelerated research and innovation. This study aims to explore the evolution and trends of AI applications in this domain, providing insights into how AI is transforming research and practice in pathogenic microbiology.

Methods: We employed bibliometric analysis and topic modeling to examine 27,420 publications from the Web of Science Core Collection, covering the period from 2010 to 2024.

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Objective: This study examines the relationship between several anthropometric indices-Body Roundness Index (BRI), A Body Shape Index (ABSI), Waist-to-Weight Index (WWI), Waist Circumference (WC), and Body Mass Index (BMI)-and the prevalence of Obstructive Sleep Apnea (OSA) using data from the National Health and Nutrition Examination Survey (NHANES) spanning 2015 to 2018.

Methods: A retrospective cross-sectional analysis of 7,004 adult participants was conducted using NHANES 2015-2018 data. Multivariable-adjusted logistic regression models were employed to assess the association between BRI, ABSI, and OSA.

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Article Synopsis
  • Muscle wasting syndrome, or sarcopenia, is an age-related condition marked by loss of muscle mass, strength, and function and is categorized into primary (aging-related) and secondary (disease-related).
  • Secondary sarcopenia can result from conditions like cancer, diabetes, and cardiovascular diseases, which may exacerbate muscle loss through various mechanisms.
  • It is crucial to screen and diagnose sarcopenia in patients with cardiovascular issues, as it significantly raises the risks of complications like rehospitalization and mortality.
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Whether patients with metastatic breast cancer ( MBC) benefit from primary tumor resection (PTR) is controversial, and the efficacy of treatment of primary tumor in patients with oligometastases is uncertain. A comprehensive search was conducted for studies published from January 1, 2008 to January 1, 2024 that compared PTR with no PTR for MBC that quantified the extent of metastasis. Ten studies and 83,559 patients with MBC were included.

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Article Synopsis
  • The study investigates pyroptosis, a form of programmed cell death, in the context of status epilepticus (SE), a condition marked by prolonged seizures, and how it relates to neurodegeneration.
  • Researchers induced SE in mice using pilocarpine and found increased levels of inflammatory markers and TRPM7 expression, identifying TRPM7 as a key player in neuronal damage and hyperexcitability.
  • The findings suggest that targeting TRPM7 and NLRP3 could be a potential treatment strategy for SE, as inhibiting these pathways alleviated neuronal hyperexcitability and pyroptosis.
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Background: Glioblastoma is recognized as the most aggressive form of intracranial tumor, presenting significant challenges in treatment. Recent emphasis has been placed on the potential of traditional Chinese medicine (TCM) as an adjuvant treatment for cancer.

Methods: We employed a series of assays-including CCK8, EdU, Transwell, and neurosphere formation-to evaluate the impact of ginsenoside RK3 on the phenotype of GBM.

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Enhancing radiotherapy in triple-negative breast cancer with hesperetin-induced ferroptosis via AURKA targeting nanocomposites.

J Nanobiotechnology

November 2024

Department of Breast Surgery, The First Hospital of China Medical University, No.155 Nanjingbei Street, Heping District, Shenyang, Liaoning Province, 110001, China.

Triple-negative breast cancer (TNBC) is an aggressive cancer type that lacks targeted treatment options. Ferroptosis, a novel therapeutic strategy, induces cell death by disrupting the oxidative-reductive balance. Hesperetin, a potential TNBC therapeutic drug, has unidentified regulatory targets.

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In this study we evaluated the interaction of cinchonine (Cin) and immunoglobulin G (IgG). Then, Cin-IgG nanoparticles (NPs) were synthesized and characterized. Finally, the anticancer effects of free Cin and Cin-IgG NPs on MCF-7 breast cancer (BC) cells were evaluated.

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Article Synopsis
  • The study aimed to compare the effectiveness of weekly nab-paclitaxel versus the standard treatment of docetaxel plus carboplatin, both combined with trastuzumab and pertuzumab, for patients with HER2-positive early-stage breast cancer.
  • HELEN-006 was a phase 3 trial conducted across six hospitals in China, enrolling 689 patients with untreated, confirmed stage II-III HER2-positive breast cancer, who were randomly assigned to one of the two treatment groups.
  • The trial's final analysis focused on the primary endpoint of pathological complete response, with ongoing follow-up for the adjuvant phase, and the trial is registered under ClinicalTrials.gov (NCT04547907).
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Objective: Little is known about the changing risk profile of death and conditional survival in patients with operable thyroid cancer. This study aimed to investigate the annual hazard rate of cancer death, actuarial disease-specific survival (DSS), and conditional DSS in patients with thyroid cancer and explore the effects of tumor differentiation.

Methods: Patients diagnosed with thyroid cancer (N = 132,354) between 2004 and 2019 were identified from the Surveillance, Epidemiology, and End Results database.

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Rationale And Objectives: To develop and validate multiple machine learning predictive models incorporating clinical features and pretreatment multiparametric magnetic resonance imaging (MRI) radiomic features for predicting treatment response to transarterial chemoembolization combined with molecular targeted therapy plus immunotherapy in unresectable hepatocellular carcinoma (HCC).

Materials And Methods: This retrospective study involved 276 patients with unresectable HCC who received combination therapy from 4 medical centers. Patients were divided into one training cohort and two independent external validation cohorts.

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Article Synopsis
  • A phase 3 study showed that combining camrelizumab with chemotherapy significantly improved progression-free survival in patients with advanced non-squamous non-small-cell lung cancer compared to chemotherapy alone.
  • After 5 years, overall survival rates were 31.2% for those receiving camrelizumab and chemotherapy versus 19.3% for those on chemotherapy alone, indicating a substantial benefit.
  • Patients who completed two years of treatment with camrelizumab had an impressive 5-year overall survival rate of 84.3%, reinforcing its effectiveness and safety as a first-line therapy for this cancer type.
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Background: Most studies have focused on the effects of individual environmental risk factors on cognitive function; however, none have evaluated the association between residential environmental quality and cognitive impairment.

Methods: Data from the China Health and Retirement Longitudinal Study (CHARLS) were used to include 12,801 participants in a cross-sectional study and 8781 participants in a cohort study. Residential environmental quality was assessed using indicators such as particulate matter, types of household fuel, water sources, indoor temperature, and building types.

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Background: This study conducted a thorough assessment of vertical root fracture (VRF) resistance of endodontically treated teeth filled with various canal-filling systems and techniques through frequentist network meta-analysis (NMA).

Methods: A systematic literature search was performed to retrieve relevant publications using PubMed, Embase, ScienceDirect, Web of Science, and Cochrane Library databases. The retrieval time range was from Jan 2000 to Sep 2023.

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Activins and inhibins, members of the transforming growth factor β (TGFβ) superfamily, were initially recognized for their opposing effects on the secretion of follicle-stimulating hormone. Subsequent research has demonstrated their broader biological roles across various tissue types. Primarily, activins and inhibins function through the classical TGFβ SMAD signaling pathway, but studies suggest that they also act through other pathways, with their specific signaling being complex and context-dependent.

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Multiple third-generation recombinants formed by CRF55_01B and CRF07_BC in newly diagnosed HIV-1 infected patients in Shenzhen city, China.

Virol J

November 2024

State Key Laboratory for Diagnosis and Treatment of Infectious Diseases, National Clinical Research Center for Laboratory Medicine, The First Hospital of China Medical University, China Medical University, Shenyang, 110001, Liaoning Province, China.

Article Synopsis
  • The study focuses on CRF55_01B, a rapidly spreading HIV subtype first found in Shenzhen, China, which has resulted in new complex recombinants that create public health challenges.
  • Researchers analyzed 47 plasma samples from newly diagnosed CRF55_01B patients using advanced sequencing techniques, discovering seven new unique recombinants formed by CRF55_01B and CRF07_BC, primarily using CCR5 receptors.
  • The emergence of these new recombinants suggests a need for better monitoring and testing methods to accurately track the evolving complexity of HIV strains and prevent underestimation of new forms of the virus.
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Introduction: Patients with pulmonary metastases from differentiated thyroid carcinoma (DTC) have a significantly poorer prognosis compared to DTC patients without metastases. This study aimed to establish a nomogram combined with dynamic survival analysis to predict the survival probability of patients with pulmonary metastases from differentiated thyroid carcinoma and compensate for the underestimation of survival in patients with very poor prognosis.

Patients And Methods: Patient data were collected from the Surveillance, Epidemiological, and End Result (SEER) data resource from 2010 to 2019.

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The aim of this study was to develop a quantitative feature-based model from histopathologic images to assess the prognosis of patients with gastric cancer. Whole slide image (WSI) images of H&E-stained histologic specimens of gastric cancer patients from The Cancer Genome Atlas were included and randomly assigned to training and test groups in a 7:3 ratio. A systematic preprocessing approach was employed as well as a non-overlapping segmentation method that combined patch-level prediction with a multi-instance learning approach to integrate features across the slide images.

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Article Synopsis
  • The study investigates how dietary intake and supplementation of magnesium, iron, zinc, and selenium affect lung function in middle-aged to elderly individuals with chronic obstructive pulmonary disease (COPD).
  • Using NHANES data from 2007-2012, researchers assessed pulmonary function through various measurements and analyzed mineral intake based on dietary recalls from participants aged 50 and above.
  • Results indicated that higher intakes of magnesium and iron were linked to better lung function in men, while women showed a positive association between zinc intake and pulmonary function, emphasizing the significance of adequate mineral consumption for managing health in COPD patients.
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Circular RNAs (circRNAs) have garnered attention for their potential involvement in the regulation of cellular aging processes. Exploring the role and mechanism of circRNAs in cellular senescence may help to identify new anti-aging therapeutic targets. In the present study, we investigated the role and regulatory mechanism of hsa_circ_0127071 in renal aging.

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Article Synopsis
  • Advanced carotid atherosclerotic plaques increase the risk of ischaemic stroke, making it crucial to understand the immune cell characteristics and biomarkers linked to plaque progression.
  • Our research used single-cell RNA sequencing and advanced analysis techniques to identify a specific subcluster of monocytes that are more prevalent in advanced plaques and found effective ways to distinguish between early and advanced stages of plaque.
  • We developed a deep learning model based on gene-immune interactions that showed high accuracy in diagnosing advanced plaques, which highlights the importance of unique monocyte populations for clinical diagnostic tool development.
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