872 results match your criteria: "Dongguan people's hospital[Affiliation]"

Early and accurate identification of pathogens in pulmonary infections after allogeneic hematopoietic stem cell transplantation (allo-HSCT) is critically important. The clinical usefulness of metagenomic next-generation sequencing (mNGS) in the diagnosis of pulmonary infections after allo-HSCT remains under discussion. This multicenter retrospective study was conducted to compare mNGS and conventional microbiological tests (CMTs) in identifying the pathogens of pulmonary infections in allo-HSCT recipients.

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Tumor immune microenvironment of NSCLC with EGFR exon 20 insertions may predict efficacy of first-line ICI-combined regimen.

Lung Cancer

September 2024

Guangdong Lung Cancer Institute, Guangdong Provincial People's Hospital (Guangdong Academy of Medical Sciences), Southern Medical University, Guangzhou, China. Electronic address:

Objectives: Non-small cell lung cancer (NSCLC) patients with exon 20 insertion mutations (ex20ins) of the epidermal growth factor receptor (EGFR) were resistant to monotherapy of immune checkpoint inhibitor (ICI). However, recent reports have shown that the combination of ICI and chemotherapy (ICI-combined regimen) exhibited certain efficacy for NSCLC with EGFR ex20ins. The mechanisms behind this phenomenon have not been thoroughly clarified.

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Background: Polypoidal choroidal vasculopathy (PCV) is a hemorrhagic fundus disease that can lead to permanent vision loss. Predicting the treatment response to anti-VEGF monotherapy in PCV is consistently challenging. We aimed to conduct a prospective multicenter study to explore and identify the imaging biomarkers for predicting the anti-VEGF treatment response in PCV patients, establish predictive model, and undergo multicenter validation.

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Dichloroacetate (DCA), a pyruvate dehydrogenase kinase inhibitor, is often used to treat lactic acidosis and malignant tumors. Increasing studies have shown that DCA has neuroprotective effects. Here, we explored the role and mechanism of DCA in Sepsis associated encephalopathy (SAE).

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Purpose: The majority of new diagnoses of hepatocellular carcinoma (HCC) still pertain to unresectable cases. Currently, the combination therapy of tyrosine kinase inhibitors (TKIs) and programmed cell death protein-1 (PD-1) inhibitors has become the mainstream treatment. According to multiple clinical guidelines, it is strongly advised to consider local therapy as the primary treatment choice for uHCC.

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Evaluating trophinin associated protein as a biomarker of prognosis and therapy response in renal cell carcinoma.

BMC Cancer

August 2024

Department of Oncology, Dongguan Key Laboratory of Precision Diagnosis and Treatment for Tumors, Dongguan Institute of Clinical Cancer Research, The Tenth Affiliated Hospital of Southern Medical University (Dongguan people's hospital), Dongguan, 523059, China.

Background: Trophinin Associated Protein (TROAP) has been implicated in some tumors, yet its role in renal cell carcinoma (RCC) remains underexplored. This study aims to elucidate the prognostic and therapeutic implications of TROAP in RCC, encompassing different subtypes.

Methods: Firstly, we identified the expression patterns of TROAP across various tumors within the TCGA pan-cancer cohort.

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Objective: Serum lipoprotein(a) [Lp(a)] is a risk factor of cardiovascular diseases. However, the relationship between the serum Lp(a) and clinical outcomes has been seldom studied in Chinese hospitalized patients with cardiovascular diseases.

Methods: We retrospectively collected the clinical data of hospitalized patients with cardiovascular diseases in the Cardiovascular Department of Dongguan People's Hospital from 2016 to 2021 through the electronic case system.

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Article Synopsis
  • Adhesive small bowel obstruction (ASBO) is a common issue that usually requires non-surgical treatment, but recent studies suggest that laparoscopic adhesiolysis (LA) may improve outcomes for certain patients.
  • The scoping review analyzed literature from 2000 to 2024 to identify key factors that determine the success of laparoscopic treatment for ASBO, emphasizing the importance of selecting appropriate patients and employing careful intraoperative techniques.
  • Findings indicate that successful patient characteristics include simple adhesions, minimal prior surgeries, and absence of specific complications, ultimately aiming to guide surgeons in selecting candidates for LA and enhancing patient outcomes.
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Background: Pain is a dynamic experience that varies over time, but it remains unknown whether trajectories of pain are associated with subsequent cognitive decline. The purpose of this study was to identify distinct trajectories of pain presence and activity-limiting pain and investigate their longitudinal associations with the rate of subsequent cognitive decline in older adults.

Methods: A total of 5685 participants from the English Longitudinal Study of Ageing (ELSA) and 7619 participants from the Health and Retirement Study (HRS) were included.

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Injectable extracellular matrix (iECM) is a versatile biological material with beneficial properties such as good degradability, promotion of cell survival, immunomodulation, and facilitation of vascular formation. However, intravenous injection of iECM faces challenges like a short retention time in vivo and low concentration at the lesion site. To address these issues, we prepared a composite hydrogel composed of sodium alginate and iECM and administered it via intrapericardial injection, forming a structure akin to cardiac patches within the pericardium.

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Endovascular treatment effect in vertebrobasilar artery occlusion patients with posterior circulation Acute Stroke Prognosis Early CT Score (pc-ASPECTS) <6.

J Neurointerv Surg

August 2024

Department of Neurology, Centre for Leading Medicine and Advanced Technologies of IHM, The First Affiliated Hospital of USTC, Division of Life Sciences and Medicine, University of Science and Technology of China, Hefei, China

Background: Endovascular treatment (EVT) has revolutionized the standard treatment of vertebrobasilar artery occlusion (VBAO) with moderate infarct core, but its effectiveness in patients with a low posterior circulation Acute Stroke Prognosis Early CT Score (pc-ASPECTS) is unclear. This study aimed to assess EVT effects in VBAO patients with pc-ASPECTS <6.

Methods: This retrospective study enrolled patients with VBAO within 24 hours of the estimated occlusion time at 65 stroke centers in a nationwide registration in China.

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Objective: Metformin is clinically effective in treating polycystic ovary syndrome (PCOS) with insulin resistance (IR), while its efficacy varies among individuals. This study aims to develop a machine learning model to predict the efficacy of metformin in improving insulin sensitivity among women with PCOS and IR.

Methods: This is a retrospective analysis of a multicenter, randomized controlled trial involving 114 women diagnosed with PCOS and IR.

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Aggregation-Induced Emission-Active Photosensitizer-Mediated Photodynamic Therapy for Anti-Psoriasis.

Research (Wash D C)

June 2024

Dongguan People's Hospital Biobank, Affiliated Dongguan Hospital, Southern Medical University, Dongguan, Guangdong 523059, China.

Hyperproliferative keratinocytes and subcutaneous inflammation contribute to the characteristic symptoms of psoriasis, including erythema, scales, or scaly plaques on the skin. These symptoms significantly affect patients' quality of life and cause severe physical and psychological distress. However, current treatment strategies have limited therapeutic effect and may lead to adverse side effects.

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Background: The purpose of this study was to explore the job burnout of primary healthcare workers in Guangzhou during the prevention and control of COVID-19 epidemic and its influencing factors from the perspective of institutional operation and management in 2021-2022.

Methods: A cross-sectional study involved 866 primary healthcare workers from different districts of Guangzhou, China. The Chinese version of the Maslach Burnout Inventory-General Survey (MBI-GS) was utilized to assess job burnout.

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Article Synopsis
  • The study analyzed the effectiveness of befotertinib, a drug for treating non-small cell lung cancer with EGFR T790M mutation, showing positive outcomes in patients with brain metastases and a manageable safety profile.
  • Two groups of patients received different doses of the drug, and after tracking their progress for nearly four years, the overall survival rates were reported as 23.9 months and 31.5 months for the lower and higher doses, respectively.
  • The results suggest that befotertinib offers significant overall survival benefits compared to other third-generation treatments, with adverse effects mostly manageable and in line with previous findings for similar cancer types.
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A Bimetallic Electro-Sensitizer Improves ROS Therapy by Relieving Autophagy-Induced ROS Tolerance and Immune Suppression.

Small

November 2024

NMPA Key Laboratory for Research and Evaluation of Drug Metabolism & Guangdong Provincial Key Laboratory of New Drug Screening & Guangdong-Hongkong-Macao Joint Laboratory for New Drug Screening, School of Pharmaceutical Sciences, Southern Medical University, Guangzhou, 510515, China.

Reactive oxygen species (ROS)-dependent monotherapy usually demonstrates poor therapeutic outcomes, due to the accompanied activation of protective autophagy in tumor cells, which results in ROS tolerance and immune suppression. In this study, a bimetallic electro-sensitizer, Pt-Ir NPs is constructed, loaded with the autophagy inhibitor chloroquine (Pt-Ir-CQ NPs), to enhance the effectiveness of electrotherapy by inhibiting autophagy and activating anti-tumor immune responses. This novel electrotherapy platform demonstrates unique advantages, particularly in the treatment of hypoxic and immunosuppressive tumors.

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Chronic kidney disease (CKD) inevitably progresses to end-stage renal disease if intervention does not occur timely. However, there are limitations in predicting the progression of CKD by solely relying on changes in renal function. A biomarker with high sensitivity and specificity that can predict CKD progression early is required.

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Background: The prevalence of dementia around the world is increasing, and these patients are more likely to have cognitive impairments, mood and anxiety disorders (depression, anxiety, and panic disorder), and attention deficit disorders over their lifetime. Previous studies have proven that melatonin could improve memory loss, but its specific mechanism is still confused.

Methods: In this study, we used in vivo and in vitro models to examine the neuroprotective effect of melatonin on scopolamine (SCOP)-induced cognitive dysfunction.

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KM04416 suppressed lung adenocarcinoma progression by promoting immune infiltration.

J Cardiothorac Surg

July 2024

Department of Pulmonary and Critical Care Medicine, Respiratory Medicine Center of Fujian Province, The Second Affiliated Hospital of Fujian Medical University, Quanzhou, China.

Objectives: Lung adenocarcinoma (LUAD) is a malignant tumor originating from the bronchial mucosa or glands of the lung, with the fastest increasing morbidity and mortality. Therefore, the prognosis of lung cancer remains poor. Glycerol-3-phosphate dehydrogenase 2 (GPD2) is a widely existing protein pattern sequence in biology and is closely related to tumor progression.

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Carrier-Free Photodynamic Bioregulators Inhibiting Lactic Acid Efflux Combined with Immune Checkpoint Blockade for Triple-Negative Breast Cancer Immunotherapy.

ACS Nano

July 2024

Department of Laboratory Medicine, Dongguan Institute of Clinical Cancer Research, The Tenth Affiliated Hospital (Dongguan People's Hospital), Southern Medical University, Guangdong 523058, China.

Abnormal tumor metabolism creates a complex tumor immune microenvironment that plays a dominant role in the metastasis of triple-negative breast cancer (TNBC). TNBC is insensitive to immune checkpoint blockade (ICB) therapy because of insufficient cytotoxic T lymphocyte (CTL) infiltration and a hyper-lactic acid-suppressive immune microenvironment caused by abnormal glycolysis. Herein, we propose an amplified strategy based on lactic acid regulation to reprogram the immunosuppressive tumor microenvironment (ITM) and combine it with ICB therapy to achieve enhanced antitumor immunotherapy effects.

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Triterpenoids-templated self-assembly nanosystem for biomimetic delivery of CRISPR/Cas9 based on the synergy of TLR-2 and ICB to enhance HCC immunotherapy.

Acta Pharm Sin B

July 2024

Fujian Provincial Key Laboratory of Cancer Metastasis Chemoprevention and Chemotherapy, College of Chemistry, Fuzhou University, Fuzhou 350116, China.

Combination immunotherapy has shown promising potential for enhancing the objective response rate compared to immune checkpoint blockade (ICB) monotherapy. However, combination therapy with multi-drugs is limited by the different properties of the agents and inconsistent synergistic targeted delivery. Herein, based on a universal triterpene template and the anticancer active agent ursolic acid (UA), a cytomembrane-coated biomimetic delivery nanoplatform (UR@M) prepared by the self-assembly of a targeted CRISPR/Cas9 system and UA was designed for hepatocellular carcinoma (HCC) treatment.

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Association of long-term exposure to PM and its chemical components with the reduced quality of sleep.

Sleep Med

September 2024

Peking University Center for Public Health and Epidemic Preparedness & Response, Peking, China; Key Laboratory of Epidemiology of Major Diseases (Peking University), Ministry of Education, China. Electronic address:

Poor sleep quality is a widespread concern. While the influence of particle exposure on sleep disturbances has received considerable attention, research exploring other dimensions of sleep quality and the chemical components of the particles remains limited. We employed a marginal structural model to explore the association of long-term exposure to PM and its chemical components with poor sleep quality.

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