3,706 results match your criteria: "Qianfoshan Hospital[Affiliation]"

A multifactorial risk scoring system for the prediction of early relapse in CMML patients with allo-HSCT: a nationwide representative multicenter study.

Bone Marrow Transplant

November 2024

Peking University People's Hospital, Peking University Institute of Hematology, National Clinical Research Center for Hematologic Disease, Beijing Key Laboratory of Hematopoietic Stem Cell Transplantation, Beijing, China.

Article Synopsis
  • Chronic myelomonocytic leukemia (CMML) is a type of blood cancer where allogeneic hematopoietic stem cell transplantation (allo-HSCT) is currently the only curative treatment, although not suitable for all patients, and relapse is a common issue.
  • A nationwide study analyzed data from 238 CMML patients who underwent allo-HSCT across 27 medical centers and 307 patients from a research database to establish a risk scoring system to predict early relapse based on certain prognostic factors.
  • Four key factors were identified that significantly increased the risk of relapse: bone marrow blasts over 10%, age greater than 60 years, low hemoglobin levels, and specific gene mutations, leading to a scoring system that categor
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Co-ablation system therapy is currently in its early stages of application in tumor treatment in China. The associated protocols for perioperative management are not yet well-developed and suffer from a lack of corresponding guidelines or consensus. This study aims to improve the quality of clinical treatment and nursing care and to standardize perioperative management for patients with liver tumors undergoing co-ablation system therapy.

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  • The study explores the effectiveness of amide proton transfer-weighted (APT) imaging combined with serum squamous cell carcinoma antigen (SCC-Ag) in determining the grading of cervical cancer in 63 patients with confirmed cervical SCC.
  • APT imaging showed strong reproducibility and indicated a significant increase in values across poorly to highly differentiated cancer groups, suggesting it might be a reliable tool for grading the cancer.
  • While SCC-Ag levels also correlated with cancer differentiation, significant differences were only found between certain groups, indicating APT imaging might be more effective for distinguishing between cancer grades.
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Temporal attention is the ability to prioritize information based on timing. While conscious perception of temporally structured information is known to generate temporal attention, whether it occurs unconsciously remains uncertain. This study used a temporal cueing paradigm with masking techniques to explore the differences between conscious and unconscious temporal attention mechanisms.

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Background: In recent years, remarkable progress has been made in the use of machine learning, especially in analyzing prognosis survival data. Traditional prediction models cannot identify interrelationships between factors, and the predictive accuracy is lower. This study aimed to construct Bayesian network models using the tree augmented naïve algorithm in comparison with the Cox proportional hazards model.

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  • * The study found that GSCs had significantly higher global lactylation levels compared to differentiated glioma cells (DGCs), with PTBP1 being a crucial hyperlactylated protein involved in RNA processing.
  • * PTBP1 lactylation promotes glioma progression by preventing its degradation and enhancing its ability to stabilize PFKFB4 mRNA, which further boosts glycolysis, creating a cycle that exacerbates tumor development.
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Pulmonary arterial hypertension (PAH) is a severe cardiopulmonary disease characterized by elevated pulmonary artery pressure and cardiac dysfunction, often leading to heart failure and even death. Despite the complexity of its mechanisms, the molecular basis of PAH remains unclear. tRNA-derived small RNAs (tsRNAs) are noncoding RNAs that play regulatory roles in various diseases.

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Design of Biocompatible Nanomaterials Using Quasi-SMILES and Recurrent Neural Networks.

ACS Appl Mater Interfaces

December 2024

Institute of Environmental Research at Greater Bay Area, Key Laboratory for Water Quality and Conservation of the Pearl River Delta, Ministry of Education, Guangzhou University, Guangzhou 510006, China.

Screening nanomaterials (NMs) with desired properties from the extensive chemical space presents significant challenges. The potential toxicity of NMs further limits their applications in biological systems. Traditional methods struggle with these complexities, but generative models offer a possible solution to producing new molecules without prior knowledge.

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Transmembrane Serine Protease 2 (TMPRSS2), known primarily for its role as a protease, has emerged as a critical receptor for microbial agents such as human coronavirus HKU1 and exotoxin TcsH. HKU1 utilizes both sialoglycan and TMPRSS2 for cellular entry, where sialoglycan primes the spike protein for TMPRSS2 binding. TMPRSS2 undergoes autocleavage to enhance its affinity for the HKU1 spike, facilitating viral membrane fusion postcleavage.

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Introduction: A rapid, accurate, and specific ultrafiltration with ultra-performance liquid chromatographic-tandem mass spectrometry method was validated for the simultaneous determination of the protein binding rate of atorvastatin in uremic patients. Methods: The plasma samples were centrifuged at 6,000 r/min for 15 min at 37°C and the ultrafiltrate was collected. An ACQUITY UPLC® BEH C18 Column with gradient elution of water (0.

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Recombinant collagen holds immense potential in the development of medical functional materials, yet its widespread application remains hindered by the absence of a suitable self-assembly strategy. In this article, we report the discovery that the bacterial-derived collagen-like (CL) protein Scl2 can rapidly self-gelation (∼1 min at pH ∼7) due to properties enabled by metal coordination crosslinking. This was achieved by fusing metal ion chelating peptides to both termini of the protein.

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Identification of copper metabolism-related markers in Parkinson's disease.

Ann Med

December 2024

Department of Neurology, Liaocheng People's Hospital, Shandong University, Jinan, P.R. China.

Objectives: This study aimed to identify key genes related to copper metabolism in Parkinson's disease (PD), providing insight into their roles in disease progression.

Methods: Using bioinformatic analyses, the study identified hub genes related to copper metabolism in PD patients. Differentially expressed genes (DEGs) were identified using the limma package, and copper-metabolism-related genes (CMRGs) were sourced from the Genecard database.

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BCDPi: An interpretable multitask deep neural network model for predicting chemical bioconcentration in fish.

Environ Res

January 2025

Shandong Engineering and Technology Research Center for Pediatric Drug Development, Shandong Medicine and Health Key Laboratory of Clinical Pharmacy, Department of Clinical Pharmacy, The First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital, Jinan, 250014, China. Electronic address:

Article Synopsis
  • A new multitask deep learning model was developed to predict the bioconcentration potential of chemical compounds, categorizing them into non-bioconcentrative, weakly bioconcentrative, and strongly bioconcentrative groups.
  • The model performed well, achieving over 90% accuracy in binary classification and 91.11% accuracy overall for ternary classification.
  • It also provides an online tool (BCdpi-predictor) for users to predict bioconcentration potential and has implications for environmental risk assessment and regulatory frameworks like REACH.
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  • The study investigates how chronic cerebral hypoperfusion (reduced blood flow) due to middle cerebral artery (MCA) issues affects iron metabolism in certain brain regions, particularly in patients with unilateral MCA stenosis or occlusion.
  • They analyzed 61 patients by measuring blood flow patterns and comparing iron levels in specific gray matter regions, categorizing them into three groups based on the extent of hypoperfusion: extensive, regional, and normal.
  • Results showed that higher magnetic susceptibility (indicating iron accumulation) in specific brain regions correlates with worse stroke outcomes, suggesting that abnormal iron metabolism could contribute to neurological deficits following strokes.
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Therapeutic potential of natural coumarins in autoimmune diseases with underlying mechanisms.

Front Immunol

November 2024

Department of Neurology, The First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital, Shandong Institute of Neuroimmunology, Shandong Provincial Key Medical and Health Laboratory of Neuroimmunology, Jinan, China.

Autoimmune diseases encompass a wide range of disorders characterized by disturbed immunoregulation leading to the development of specific autoantibodies, which cause inflammation and multiple organ involvement. However, its pathogenesis remains unelucidated. Furthermore, the cumulative medical and economic burden of autoimmune diseases is on the rise, making these diseases a ubiquitous global phenomenon that is predicted to further increase in the coming decades.

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Importance: Patients with extensive-stage small cell lung cancer (ES-SCLC) have poor prognoses and unmet medical needs.

Objective: To evaluate the efficacy and safety of toripalimab plus etoposide and platinum-based chemotherapy (EP) vs placebo plus EP as a first-line treatment for patients with ES-SCLC.

Design, Setting, And Participants: This multicenter, double-blind, placebo-controlled phase 3 randomized clinical trial (EXTENTORCH study) enrolled patients from September 26, 2019, to May 20, 2021, and was conducted at 49 sites in China.

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Combining chemo/photodynamic therapy (CDT/PDT) to generate highly harmful reactive oxygen species and cause mitochondria dysfunction is considered a potential strategy to improve the efficiency of anticancer treatment. However, within tumor, the relatively deficient concentration of HO, hypoxic microenvironment, and overexpressed reduced glutathione (GSH) seriously suppress the efficacy of dynamic therapy. Herein, a multi-functional cascade nanoreactor, bovine serum albumin modified ZnO@CeO-ICG, is reported for remodeling tumor microenvironment (TME) to boost dynamic therapy and realize mitochondria dysfunction via reactive oxygen species (ROS) storm/Zn ions overload.

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The effectiveness and safety of posaconazole enteric-coated tablet versus oral suspension in invasive fungal infections.

Sci Rep

November 2024

Department of Clinical Pharmacy, The First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital Shandong Engineering and Technology Research Center for Pediatric Drug Development, Shandong Medicine and Health Key Laboratory of Clinical Pharmacy, Jinan, 250014, China.

Posaconazole enteric-coated tablet and oral suspension are two oral drugs in the treatment of invasive fungal infections (IFIs). This study compared the effectiveness and safety between posaconazole enteric-coated tablet and oral suspension, and provided a real world basis for the clinical practice. A retrospective cohort study was performed on IFIs patients treated with posaconazole enteric-coated tablet or oral suspension.

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Cellular mechanisms of combining innate immunity activation with PD-1/PD-L1 blockade in treatment of colorectal cancer.

Mol Cancer

November 2024

Department of Oncology, The First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital, Shandong Lung Cancer Institute, Jinan, 250014, China.

PD-1/PD-L1 blockade therapies have displayed extraordinary clinical efficacy for melanoma, renal, bladder and lung cancer; however, only a minority of colorectal cancer (CRC) patients benefit from these treatments. The efficacy of PD-1/PD-L1 blockade in CRC is limited by the complexities of tumor microenvironment. PD-1/PD-L1 blockade immunotherapy is based on T cell-centered view of tumor immunity.

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Background: Tuberculous spondylitis (TS) and brucellar spondylitis (BS) both cause major long-term morbidity and disability. Though Spondylodiscitis is sensitive to magnetic resonance images, some are difficult to differentiate. This study aims to identify specific bone changes on computed tomography (CT) images, further to differentiate TS from BS.

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Regulation of nerve cells and therapeutic potential in central nervous system injury using microglia-derived exosomes.

Neuroscience

December 2024

Department of Neurosurgery, The First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital, Jinan 250014, China; Shandong Engineering Research Center of Precision Diagnosis and Treatment Technology for Neuro-oncology, Jinan 250014, China; Laboratory of Basic and Translational Neuromedicine, The First Affiliated Hospital of Shandong First Medical University, Jinan 250014, China; Shandong Institute of Brain Science and Brain-inspired Research, Jinan 250117, China; Department of Neurosurgery, Shandong Provincial Qianfoshan Hospital, Shandong University, Jinan 250021, China; Medical Science and Technology Innovation Center, Shandong First Medical University and Shandong Academy of Medical Sciences, Jinan, Shandong 250117, China. Electronic address:

The intercellular communication within the central nervous system (CNS) is of great importance for in maintaining brain function, homeostasis, and CNS regulation. When the equilibrium of CNS is disrupted or injured, microglia are immediately activated and respond to CNS injury. Microglia-derived exosomes are capable of participating in intercellular communication within the CNS by transporting various bioactive substances, including nucleic acids, proteins, lipids, amino acids, and metabolites.

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A PRKN-independent mechanism regulating cardiac mitochondrial quality control.

Autophagy

January 2025

Vascular Biology Center, Medical College of Georgia, Augusta University, Augusta, GA, USA.

PRKN-dependent mitophagy plays a crucial role in maintaining mitochondrial health. Yet, PRKN-deficient mice do not exhibit mitochondrial and cardiac phenotypes at baseline, suggesting the existence of other mitochondrial ubiquitin (Ub) ligases. Here, we discuss our recent work identifying RNF7/RBX2 as a novel mitochondrial Ub ligase.

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: Expression Patterns, Clinical Correlates and New Target of Papillary Thyroid Carcinoma.

J Cancer

October 2024

Department of Endocrinology and Metabology, Shandong Provincial Qianfoshan Hospital, Shandong University, Jinan, Shandong, China.

Despite the generally favorable prognosis of PTC (Papillary Thyroid Carcinoma), it can still exhibit aggressive behavior and lead to patient mortality. (interaction protein for cytohesin exchange factors 1) has emerged as a critical player in cell signaling related to proliferation and migration in cancer progression. Our research aimed to determine whether is a key gene in PTC, elucidate its possible molecular mechanisms and ultimately search for new targets.

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Background: Hepatitis B virus (HBV) is an enveloped DNA virus that causes chronic hepatitis B (CHB) infection. Annexin, a Ca-activated protein, is widely expressed in various organs and tissues and has potential utility in disease diagnosis and treatment. However, the relationship between the annexin family and CHB remains unclear.

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