4,049 results match your criteria: "First Medical Center[Affiliation]"

Multicenter study of thermal ablation versus partial thyroidectomy for paratracheal papillary thyroid microcarcinoma.

Eur Radiol

January 2025

Department of Ultrasound, The First Medical Center, Chinese PLA General Hospital, No. 28 Fuxing Road, Haidian District, Beijing, 100853, China.

Objective: To compare the clinical outcomes of patients with unifocal paratracheal papillary thyroid microcarcinoma (PTMC) after thermal ablation (TA) vs. partial thyroidectomy (PT).

Materials And Methods: This retrospective multicenter study included 436 patients with unifocal, clinical N0 paratracheal PTMC who underwent TA (210 patients) or PT (236 patients) between June 2014 and December 2020.

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Background: As a member of the tumor necrosis factor (TNF) superfamily, tumor necrosis factor superfamily member 4 (TNFSF4) is expressed on antigen-presenting cells and activated T cells by binding to its receptor TNFRSF4. However, tumorigenicity of TNFSF4 has not been studied in pan-cancer. Therefore, comprehensive bioinformatics analysis of pan-cancer was performed to determine the mechanisms through which TNFSF4 regulates tumorigenesis.

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Multidimensional Resonance Controlled by Critical Size in Printed Binary Colloidal Crystals for High-Contrast Imaging.

J Am Chem Soc

January 2025

Key Laboratory of Green Printing, CAS Research/Education Center for Excellence in Molecular Sciences, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, P. R. China.

Colloidal crystal engineering enables the precise construction of structures with remarkable properties. However, the flexible and synergistic regulation of multiple properties of colloidal crystals remains a significant challenge. Here, we inspire from Brazilian opals to self-assemble polymer nanoparticles in the gaps of a single-layer opal substrate to fabricate large-scale binary colloidal crystals (BCCs).

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Objective: To identify risk factors associated with progressive hemorrhagic injury (PHI) in patients with isolated traumatic brain injury (TBI) and to develop prognostic models for predicting patient outcomes.

Methods: A total of 137 patients with isolated TBI who underwent additional CT scans were included in the retrospective study. Single-factor analysis and multivariate logistic regression analysis were performed to identify significant risk factors associated with PHI development.

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Background: Accurate diagnosis of breast cancer is of great importance to improve the prognosis of patients. Artificial intelligence (AI)-assisted diagnostic system for breast ultrasound is gradually being applied in the identification of benign and malignant breast lesions. This study aimed to evaluate the diagnostic performance and optimal application of AIassisted ultrasonography for breast lesions in clinical setting.

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The intra-aortic balloon pump (IABP) is a widely-used mechanical circulatory support device that enhances hemodynamics in patients with heart conditions. Although the IABP is a common clinical tool, its effectiveness in enhancing outcomes for patients with acute myocardial infarction and cardiogenic shock remains disputed. This study aimed to assess the effectiveness of intra-aortic dual-balloon pump (IADBP) and its impact on aortic hemodynamics compared with an IABP.

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Purpose: The purpose of this study was to evaluate the correlation between axial length (AL) and retinal oxygen dynamic parameters in adult patients.

Methods: This was an observational cross-sectional study with 79 Chinese adults with myopia aged 18 to 37 years. All participants underwent AL measurements, cycloplegic refraction, and other ophthalmic examinations.

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Peripheral nerve injury repair has always been a research concern of scientists. At the tissue level, axonal regeneration has become a research spotlight in peripheral nerve repair. Through transplantation of autologous nerve grafts or other emerging biomaterials functional recovery after facial nerve injury is not ideal in clinical scenarios.

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Impact of SARS-CoV-2 inactivated vaccine on symptoms following omicron variant breakthrough infection.

Vaccine

January 2025

Department of Microbiology and Infectious Disease Center, School of Basic Medical Sciences, Peking University, Beijing 100191, China.. Electronic address:

The SARS-CoV-2 Omicron variant and its sublineages continue to circulate widely. Clinical outcomes with this variant differ among individuals, primarily influenced by host immunity. Previous studies have explored the relationship between immune responses and severe diseases in infected or convalescent patients.

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Background: Noise-induced hearing loss (NIHL) is a kind of acquired sensorineural hearing loss and has shown an increasing incidence in recent years. Hence, elucidating the exact pathophysiological mechanisms and proposing effective treatment and prevention methods become the top priority. Though a great number of researches have been carried out on NIHL, few of them were focused on metabolites.

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This review comprehensively evaluates China's progress in care of end-stage kidney disease (ESKD) by identifying achievements and gaps, reviewing ESKD-related policy initiatives, and proposing policy recommendations. In the past decade, China has made laudable progress in access to ESKD care with narrowed difference between the number of patients needing and receiving kidney replacement therapies (KRT). China has also experienced significant improvements in clinical quality and outcomes of ESKD care.

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Purpose: Psoriasis is a complex inflammatory skin disorder that is closely associated with metabolic syndrome (MetS). Limited information is available on skin metabolic changes in psoriasis; the effect of concurrent MetS on psoriatic skin metabolite levels is unknown. We aimed to expand this information through skin metabolomic analysis.

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Inferior vena cava diameter in patients with chronic heart failure and chronic kidney disease: a retrospective study.

Eur J Med Res

January 2025

Medical Big Data Research Center, Medical Innovation Research Division, Chinese PLA General Hospital, 28 Fuxing RD., Beijing, 100853, China.

Background: Chronic kidney disease (CKD) carries the highest population attributable risk for mortality among all comorbidities in chronic heart failure (CHF). No studies about the association between inferior vena cava (IVC) diameter and all-cause mortality in patients with the comorbidity of CKD and CHF has been published.

Methods: In this retrospective cohort study, a total of 1327 patients with CHF and CKD were included.

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Gut microbiota and their metabolites in hemodialysis patients.

Chin Med J (Engl)

January 2025

Department of Nephrology, First Medical Center of Chinese People's Liberation Army General Hospital, Nephrology Institute of the Chinese People's Liberation Army, National Key Laboratory of Kidney Diseases, National Clinical Research Center for Kidney Diseases, Beijing Key Laboratory of Kidney Disease Research, Beijing 100853, China.

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High cellular plasticity state of medulloblastoma local recurrence and distant dissemination.

Cell Rep Med

January 2025

Beijing Neurosurgical Institute, Beijing 100070, China; China National Clinical Research Center for Neurological Diseases, Beijing Tiantan Hospital, Capital Medical University, Beijing 100070, China; Department of Neurosurgery, Beijing Tiantan Hospital, Capital Medical University, Beijing 100070, China. Electronic address:

Medulloblastoma (MB), a heterogeneous pediatric brain tumor, poses challenges in the treatment of tumor recurrence and dissemination. To characterize cellular diversity and genetic features, we comprehensively analyzed single-cell/nucleus RNA sequencing (sc/snRNA-seq), single-nucleus assay for transposase-accessible chromatin sequencing (snATAC-seq), and spatial transcriptomics profiles and identified distinct cellular populations in SHH (sonic hedgehog) and Group_3 subgroups, with varying proportions in local recurrence or dissemination. Local recurrence showed higher cycling tumor cell enrichment, whereas disseminated lesions had a relatively notable presence of differentiated subsets.

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The infiltration of glioblastoma multiforme (GBM) is predominantly characterized by diffuse spread, contributing significantly to therapy resistance and recurrence of GBM. In this study, we reveal that microtubule deacetylation, mediated through the downregulation of fibronectin type III and SPRY domain-containing 1 (FSD1), plays a pivotal role in promoting GBM diffuse infiltration. FSD1 directly interacts with histone deacetylase 6 (HDAC6) at its second catalytic domain, thereby impeding its deacetylase activity on α-tubulin and preventing microtubule deacetylation and depolymerization.

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Portal vein tumor thrombus (PVTT) is a poor prognostic factor for hepatocellular carcinoma (HCC) patients, highlighting the need for an oral drug delivery system that combines convenience, simplicity, biosafety, and improved patient compliance. Leveraging the unique anatomy of the portal vein and insights from single-cell RNA sequencing of the PVTT tumor microenvironment, we developed oral pellets using CaCO@PDA nanoparticles (NPs) encapsulating both doxorubicin hydrochloride and low molecular weight heparin. These NPs target the tumor thrombus microenvironment, aiming to break down the thrombus barrier and turn the challenge of portal vein blockage into an advantage by enhancing drug delivery efficiency through oral administration.

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Specnuezhenide: Comprehensive review of pharmacology, pharmacokinetics and ethnomedicinal uses.

Fitoterapia

January 2025

The College of Traditional Chinese Medicine, Guangdong Pharmaceutical University, Guangzhou 510006, China; Department of Nephrology, First Medical Center of Chinese PLA General Hospital, State Key Laboratory of Kidney Diseases, State Clinical Research Center for Kidney Diseases, Beijing Key Laboratory of Kidney Disease Research, Key Disciplines of National Administration of Traditional Chinese Medicine(zyyzdxk-2023310), Beijing 100853, China. Electronic address:

Background: Specnuezhenide (SPN) is a bioactive iridoid terpenoid compound mainly found in Ligustri Lucidi Fructus (LLF), that has a broad spectrum of pharmacological effects, including anti-neoplastic, hepatoprotective, anti-aging, anti-inflammatory, immune-modulatory properties.

Purpose: The present review provides a comprehensive summary of natural medicinal plants, traditional Chinese medicine compounds containing SPN, and their corresponding pharmacological mechanisms.

Methods: Using several globally recognized databases such as Web of Science, Google Scholar, PubMed, ScienceDirect, Wiley, ACS, Springer, and CNKI until December 2024, A comprehensive literature search and analysis was carried out with the keywords "Specnuezhenide", " Pharmacology ", "Pharmacokinetics" and " Chinese herbal compound".

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Background And Objectives: An accurate diagnosis is crucial for the clinical management of pancreatic cystic neoplasm (PCN). EUS-guided through-the-needle biopsy (EUS-TTNB) is a novel technique for improving the accuracy of PCN diagnosis. There is insufficient evidence about the efficacy of EUS-TTNB.

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Atherosclerosis, a slowly progressing inflammatory disease, is characterized by the presence of monocyte-derived macrophages. Interventions targeting the inflammatory characteristics of atherosclerosis hold promising potential. Although interleukin (IL)-10 is widely acknowledged for its anti-inflammatory effects, systemic administration of IL-10 has limitations due to its short half-life and significant systemic side effects.

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Personalized theta-burst stimulation enhances social skills in young minimally verbal children with autism: a double-blind randomized controlled trial.

Biol Psychiatry

January 2025

Sichuan Provincial Center for Mental Health, Sichuan Provincial People's Hospital, School of Life Science and Technology, University of Electronic Science and Technology of China, Chengdu, 610054, PR China; MOE Key Lab for Neuro information, High-Field Magnetic Resonance Brain Imaging Key Laboratory of Sichuan Province, University of Electronic Science and Technology of China, Chengdu, 610054, PR China. Electronic address:

Background: Minimally verbal children with autism are understudied and lack effective treatment options. Personalized continuous theta-burst stimulation (cTBS) targeting the amygdala and its circuitry may be a potential therapeutic approach for this population.

Methods: In a double-blind randomized controlled trial, minimally verbal children with autism (ages 2-8 years) received 4 weeks of cTBS.

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Revolutionizing Chronic Wound Treatment: Treating Bleomycin Intralesional Injection-Related Chronic Wounds with 3D Bioprinted Skin Substitutes.

J Invest Dermatol

January 2025

Research Center for Tissue Repair and Regeneration affiliated to the Medical Innovation Research Department, PLA General Hospital and PLA Medical College; PLA Key Laboratory of Tissue Repair and Regenerative Medicine and Beijing Key Research Laboratory of Skin Injury, Repair and Regeneration; Research Unit of Trauma Care, Tissue Repair and Regeneration, Chinese Academy of Medical Sciences, 2019RU051, Beijing 100048, P. R. China. Electronic address:

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Preliminary exploration of the association of CXCR6T lymphocytes in T2D.

Int Immunopharmacol

January 2025

State Key Laboratory of Kidney Diseases, National Clinical Research Center for Kidney Diseases, Beijing Key Laboratory of Kidney Diseases Research, Beijing, China; National Clinical Research Center for Geriatric Diseases, Chinese PLA General Hospital, Beijing, China; Department of Gastroenterology, The Second Medical Center, Chinese PLA General Hospital, Beijing, China. Electronic address:

Type 2 diabetes (T2D) is a metabolic disease, in which inflammation is a key factor. It has been well established that T cells play important role in antigen-driven immune disorders or immune defense, but were less discussed in inflammatory metabolic diseases. However, accumulating evidences suggest that CD186 (also known as CXCR6)-positive tissue infiltrating T cells might play a key role in inflammatory metabolic diseases.

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Background: The mechanism underlying chronic drug-induced liver injury (DILI) remains unclear. Immune activation is a common feature of DILI progression and is closely associated with metabolism. We explored the immunometabolic profile of chronic DILI and the potential mechanism of chronic DILI progression.

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Glutathione serves as a common biomarkers in tumor diagnosis and treatment. The levels of its intracellular concentration permit detailed investigation of the tumor microenvironment. However, low polarization and weak Raman scattering cross-section make direct and indirect Raman detection challenging.

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