3,046 results match your criteria: "Guangdong Provincial Hospital[Affiliation]"

HIF-1α Mediated Regulation of Glioblastoma Malignant Phenotypes through CD47 Protein: Understanding Functions and Mechanisms.

J Cancer

January 2025

Neurosurgery Center, The National Key Clinical Specialty, The Engineering Technology Research Center of Education Ministry of China on Diagnosis and Treatment of Cerebrovascular Disease, Guangdong Provincial Key Laboratory on Brain Function Repair and Regeneration, The Neurosurgery Institute of Guangdong Province, Zhujiang Hospital, Southern Medical University, Guangzhou 510282, China.

Glioblastoma (GBM) is a highly invasive and malignant primary intracranial tumor originating from glial cells, and it is associated with an extremely poor clinical prognosis. The hypoxic conditions within GBM promote various tumor cell processes such as angiogenesis, proliferation, migration, invasion, and drug resistance. A key aspect of tumor adaptation to the hypoxic environment and the promotion of malignant behaviors is the regulation of HIF-1α signaling pathways.

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Objective: Evidence-based smoking cessation treatments are underutilized by young adult smokers. This study explored young smokers' experiences with a mobile-based smoking cessation program that included a Quit & Win contest at a university in Zhuhai, China, aiming to identify key engagement and cessation mechanisms.

Methods: Twenty participants (aged 18-25 years) were selected through purposive sampling.

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The skin serves as a crucial barrier against microbial invasion, but breaches in this barrier can lead to infectious skin diseases (ISD). ISD, including bacterial (BSD), fungal (FSD) and viral Skin Disease (VSD), pose significant global health challenges. Age-standardized and age specific incidence, prevalence, and lived with disability (YLDs) data for ISD were sourced from the Global Burden of Disease Study 2021 (GBD 2021) and demographic data from the United Nations.

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Risk factors for brain metastasis in lung cancer: an umbrella review of systematic reviews and meta-analyses.

BMJ Open

January 2025

Clinical and Basic Research Team of TCM Prevention and Treatment of NSCLC, Department of Oncology, The Second Clinical College of Guangzhou University of Chinese Medicine, Guangdong Provincial Hospital of Chinese Medicine, Chinese Medicine Guangdong Laboratory, Guangdong Provincial Key Laboratory of Clinical Research on Traditional Chinese Medicine Syndrome, State Key Laboratory of Dampness Syndrome of Chinese Medicine, Guangzhou University of Chinese Medicine, Guangzhou, Guangdong, China

Objectives: To conduct an umbrella review to extensively evaluate and summarise the evidence regarding the relationship between risk factors and the occurrence of brain metastasis in lung cancer.

Design: Umbrella review of systematic reviews and meta-analyses.

Data Sources: Four databases (PubMed, EMBASE, Web of Science and Cochrane Library) were searched from inception to 10 November 2024.

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Psoriasis is a chronic inflammatory polygenic disease with significant impacts on skin and joints, leading to substantial treatment challenges and healthcare costs. The quest for novel therapeutic avenues has recently highlighted extracellular vesicles (EVs) due to their potential as biomarkers and therapeutic agents in autoimmune diseases, including psoriasis. EVs are nano-sized, lipid membrane-bound particles secreted by cells that have emerged as promising tools for targeted drug delivery, owing to their unique structure.

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O-Arm Navigation-Guided Unilateral Biportal Endoscopic Decompression of Far-Out Syndrome.

Neurospine

December 2024

Department of Neurosurgery, Spine Center, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea.

The main aim of this video article is to demonstrate the combined use of O-arm navigation and unilateral biportal endoscopy (UBE) to manage far-out syndrome (FOS). In FOS there is entrapment and compression of the fifth lumbar nerve beyond the foramen and between L5 transverse process and the sacral ala at the lumbosacral junction. Conventional microscopic decompression using a paraspinal approach had been the gold standard for its management.

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This video provides a step-by-step guide for performing the hybrid endoscopic thoracic discectomy using navigation and robotic arm for addressing high migrated calcified disc herniation. With the development of techniques, endoscopic spine surgery has emerged as a reliable treatment for thoracic myelopathy. This approach offers high-resolution, off-axis visualization of the surgical field.

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Background: Previous microbiological investigations have demonstrated a significant correlation between complex (CKC) infection and mastitis. Recent studies have confirmed the existence of the CKC, with () identified as the primary infectious agent. Examining the incidence of CKC in cases of severe non-lactational mastitis, alongside the clinical characteristics of infected patients, as well as evaluating the drug sensitivity testing protocols for CKC, can provide a more robust foundation for the diagnosis and treatment of CKC infections.

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The TyG index serves as a valuable tool for evaluating insulin resistance. An elevated TyG has shown a strong association with the occurrence of acute kidney injury (AKI). Nevertheless, existing literature does not address the relationship between the TyG index and acute kidney injury in patients with sepsis.

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The anti-PD-1 mAb may be further considered along with PGD2 or active molecules that can promote PGD2 synthesis to enhance the anti-tumor immune response.

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Patients with microsatellite stable (MSS) metastatic colorectal cancer (mCRC) who fail first- and second-line treatments face significant challenges in third-line therapy, where monotherapies often yield poor outcomes and limited survival benefits. The prognosis is particularly poor for mCRC with the unique molecular subtype of BRAF V600E mutation. This report describes sustained benefits from a third-line treatment regimen (SFS) combining tegafur/gimeracil/oteracil (S-1), fruquintinib, and sintilimab in a patient with BRAF V600E-mutated MSS mCRC.

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Targeting PGAM5 attenuates airway inflammation in asthma by inhibiting HMGB1 release in bronchial epithelial.

Free Radic Biol Med

January 2025

Chronic Airways Diseases Laboratory, Department of Respiratory and Critical Care Medicine, Nanfang Hospital, Southern Medical University, Guangzhou, 510515, China. Electronic address:

Article Synopsis
  • Previous studies linked high HMGB1 levels to the development of steroid-insensitive asthma caused by toluene diisocyanate (TDI), highlighting mitochondrial dysfunction in bronchial epithelia.
  • This study aims to determine if PGAM5, a mitochondrial protein, influences HMGB1 release in TDI-induced asthma by comparing its levels in asthma patients and healthy individuals and conducting various animal and in vitro experiments.
  • Findings showed that inhibiting PGAM5 reduced airway inflammation and HMGB1 release in TDI-exposed mice, illustrating a potential regulatory mechanism involving mitochondrial apoptosis-related processes.
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Berberine (BBR) has been proved to inhibit the malignant progression of non-small cell lung cancer (NSCLC), but the underlying molecular mechanism still needs to be further revealed. NSCLC cells (A549 and H1299) were treated with BBR. CCK8 assay, colony formation assay, flow cytometry, TUNEL staining and transwell assay were used to examine cell proliferation, apoptosis and invasion.

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Risk of myocardial infarction and Osteoporosis: Insights from the 2015-2018 NHANES and Mendelian randomization Studies.

Int J Cardiol Heart Vasc

December 2024

Department of Cardiovascular Surgery, Guangdong Provincial Hospital of Chinese Medicine, the Second Affiliated Hospital of Guangzhou University of Chinese Medicine, the Second Clinical College of Guangzhou University of Chinese Medicine, Guangzhou 510120, Guangdong, China.

Background: There are some common pathophysiological risk factors between myocardial infarction and osteoporosis, and the exact relationship between the two is not yet clear. Our study aims to provide evidence on the relationship between myocardial infarction and osteoporosis through the analysis of data from the National Health and Nutrition Examination Survey (NHANES) and Mendelian Randomization (MR) analysis from 2015 to 2018.

Methods: A two-sample MR study using summary statistics from genome-wide association studies (GWAS) was conducted to determine the causal relationship between myocardial infarction and osteoporosis.

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Purpose: The effects of metronomic chemotherapy plus endocrine therapy have yet to be elucidated through a randomized phase III clinical trial.

Methods: Randomized clinical trials were conducted at 12 centers in China from August 22, 2017, to September 24, 2021, and the final follow-up date was August 25, 2023. Patients with hormone receptor-positive, human epidermal growth factor receptor 2 (HER2)-negative metastatic breast cancer (MBC) who had no previous systemic therapy in the metastatic setting were enrolled.

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Background And Objectives: Metabolic disease has become a global health concern, and insulin resistance (IR) is a crucial underlying mechanism in various metabolic diseases. This study aims to compare the ability of seven anthropometric indicators in predicting IR in the Chinese population, and to find more sensitive and simple anthropometric indicator for early identification of IR.

Methods: This prospective cross-sectional study obtained participants' medical history, anthropometric indicators, and serum samples from three hospitals in China.

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Heterotopic Cornual and Tubal Ipsilateral Pregnancies Following Dual Embryo Transfer.

J Minim Invasive Gynecol

December 2024

Department of Gynecology, The Second Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangdong Provincial Hospital of Chinese Medicine, Guangzhou, China; State Key Laboratory of Traditional Chinese Medicine Syndrome,Guangzhou, China. Electronic address:

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Natural products as Nrf2 modulators for ferroptosis inhibition in renal disease therapy: Recent progress and future prospects.

Phytomedicine

December 2024

State Key Laboratory of Quality Research in Chinese Medicine, Faculty of Chinese Medicine, Macau University of Science and Technology, Macau 999078, China; State Key Laboratory of Traditional Chinese Medicine Syndrome, The Second Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510006, China; Chinese Medicine Guangdong Laboratory (Hengqin Laboratory), Guangdong-Macao In-Depth Cooperation Zone in Hengqin, 519000, China. Electronic address:

Background: The transcription factor Nrf2 (nuclear factor erythroid 2-related factor 2, NFE2L2) is a pivotal regulator of redox balance, metabolism, protein homeostasis and inflammation. Nrf2 is critically involved in both ferroptosis and renal diseases, and may serve as a significant target for many natural products in the treatment of renal diseases. However, a comprehensive overview on this topic is still lacking.

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The Conference 2024 provides a platform to promote the development of an innovative scientific research ecosystem for microbiome and One Health. The four key components - Technology, Research (Biology), Academic journals, and Social media - form a synergistic ecosystem. Advanced technologies drive biological research, which generates novel insights that are disseminated through academic journals.

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Targeted protein degradation (TPD) represents a promising therapeutic approach, encompassing several innovative strategies, including but not limited to proteolysis targeting chimeras (PROTACs), molecular glues, hydrophobic tag tethering degraders (HyTTD), and lysosome-targeted chimeras (LYTACs). Central to TPD are small molecule ligands, which play a critical role in mediating the degradation of target proteins. This review summarizes the current landscape of small molecule ligands for TPD molecules.

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Background: CT-routine MRI fusion imaging has recently become available to evaluate spinal anatomy before surgery. Due to the 3-5 mm slice thickness and non-isotropic of routine MRI sequence, the CT-routine MRI fusion imaging is not good. The MRI multiple recalled gradient echo (MERGE) sequence is potentially useful in diagnosis of lumbar degeneration disease due to the better nerve roots visualization, 1 mm slice thickness and its isotropy.

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Establishing age-group specific reference intervals of human salivary proteome and its preliminary application for epilepsy diagnosis.

Sci China Life Sci

December 2024

State Key Laboratory of Medical Proteomics, Beijing Proteome Research Center, National Center for Protein Sciences (Beijing), Beijing Institute of Lifeomics, Beijing, 102206, China.

Salivary proteins serve multifaceted roles in maintaining oral health and hold significant potential for diagnosing and monitoring diseases due to the non-invasive nature of saliva sampling. However, the clinical utility of current saliva biomarker studies is limited by the lack of reference intervals (RIs) to correctly interpret the testing result. Here, we developed a rapid and robust saliva proteome profiling workflow, obtaining coverage of >1,200 proteins from a 50-µL unstimulated salivary flow with 30 min gradients.

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HR/HER2-low breast cancer is a significant subgroup of conventional HR/HER2-negative breast cancer, and combination of CDK4/6 inhibitor and endocrine therapy is the standard first-line and second-line treatments for advanced HR/HER2-low breast cancer. Nevertheless, it remains uncertain whether HER2 signaling affects the effectiveness of CDK4/6 inhibitor administered in combination with endocrine therapy for HR/HER2-low breast cancer and suitable intervention measures. This study revealed poor efficacy for CDK4/6 inhibitor combined with endocrine therapy for HR/HER2-low breast cancer in vitro and in vivo models.

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Background: Further evidence is required regarding the influence of metal mixture exposure on mortality. Therefore, we employed diverse statistical models to evaluate the associations between eight urinary metals and the risks of all-cause and cardiovascular mortality.

Methods: We measured the levels of 8 metals in the urine of adults who participated in the National Health and Nutrition Examination Survey (NHANES) from 1999 to 2018.

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Applications and Future Prospects of Medical LLMs: A Survey Based on the M-KAT Conceptual Framework.

J Med Syst

December 2024

School of Basic Medical Sciences, Zhejiang Chinese Medical University, 548 Binwen Road, Binjiang District, Hangzhou, 310053, China.

The success of large language models (LLMs) in general areas have sparked a wave of research into their applications in the medical field. However, enhancing the medical professionalism of these models remains a major challenge. This study proposed a novel model training theoretical framework, the M-KAT framework, which integrated domain-specific training methods for LLMs with the unique characteristics of the medical discipline.

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