262,599 results match your criteria: "Capital Medical University; Institute of Heart[Affiliation]"

Nutrition: A non-negligible factor in the pathogenesis and treatment of Alzheimer's disease.

Alzheimers Dement

January 2025

Innovation Center for Neurological Disorders and Department of Neurology, Xuanwu Hospital, Capital Medical University, National Clinical Research Center for Geriatric Diseases, Xicheng District, Beijing, China.

Alzheimer's disease (AD) is a degenerative disease characterized by progressive cognitive dysfunction. The strong link between nutrition and the occurrence and progression of AD pathology has been well documented. Poor nutritional status accelerates AD progress by potentially aggravating amyloid beta (Aβ) and tau deposition, exacerbating oxidative stress response, modulating the microbiota-gut-brain axis, and disrupting blood-brain barrier function.

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This study aimed to evaluate the effectiveness of direct-acting antivirals (DAAs) on hepatitis C virus (HCV) hospitalisation trends in Italy, the country with not only the highest burden of HCV-related disease but also the highest number of patients treated for chronic HCV infection in Europe. Incident hospital discharge records in Italy from 2012 to 2019 that included a liver cirrhosis diagnosis without mention of alcohol, hepatocellular carcinoma (HCC), HCV and liver cirrhosis without mention of alcohol and/or HCC, cirrhosis with mention of alcohol, as defined by the International Classification of Diseases (ICD-9-CM) were reviewed. An interrupted time series analysis compared the incidence of cirrhosis and HCC before and after the introduction of DAAs (Year 2015).

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This study aims to evaluate the bidirectional relationship between family functioning and depressive symptoms, considering life satisfaction as a potential mediator and gender, age and income as a moderator of these associations. A longitudinal study was conducted with 708 Chinese adults with diabetes and hypertension (51.6% women; mean age: 64.

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Accelerometer-measured physical activity timing with incident dementia.

Alzheimers Dement

January 2025

Innovation Center for Neurological Disorders, Department of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, China.

Introduction: Moderate to vigorous physical activity (MVPA) is linked to lower dementia risk, though the optimal timing remains unclear.

Methods: Using accelerometer-measured MVPA data from 90,329 dementia-free UK Biobank participants with at least 2 years of follow-up, we assessed associations between MVPA patterns (morning, afternoon, evening, mixed, inactive) and dementia risk via multivariable-adjusted Cox proportional hazards models.

Results: Compared to the inactive group, participants with a tendency of morning MVPA had a lower risk of all-cause dementia (hazard ratio [HR]: 0.

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A Novel Technique of "Drag-Drill" for Retrograde Chronic Total Occlusion Revascularization in Heavily Calcified Tortuous Lesions: A Case Report.

Catheter Cardiovasc Interv

January 2025

Department of Cardiology, Heart Center and Beijing Key Laboratory of Hypertension, Beijing Chaoyang Hospital, Capital Medical University, Beijing, China.

We report the case of a 73-year-old male with a history of recurrent coronary interventions who presented with progressive angina and was diagnosed with a chronic total occlusion (CTO) of a heavily calcified and tortuous right coronary artery (RCA). Standard antegrade and retrograde techniques were attempted but failed due to the complexity of the lesion. A novel "Drag-Drill" technique was employed, utilizing a retrogradely externalized RG3 guidewire as a rotational atherectomy wire, enabling successful rotational atherectomy and percutaneous coronary intervention (PCI).

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Background And Objectives: In this study we developed and validated the Internalized Caregiver Stigma Scale (ICSS) to measure internalized stigma targeting informal care for older adults (≥60 years) in Germany.

Research Design And Methods: The ICSS scale was developed in the Attitudes Towards Informal Caregivers (ATTIC) project based on stigma theories and (cognitive) pretesting with informal caregivers. Informal long-term caregivers (aged ≥40 years; n=433) of older relatives (aged ≥60 years) were quota-sampled from the online panel GapFish in December 2023 (twice as many female and middle-aged (aged 40-64 years) caregivers than male and younger (18-39 years) or older adults (65+ years) were included in the sample).

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Importance: Pituitary adenomas (PAs) present a notable economic burden on healthcare systems due to their management's reliance on multimodal, often costly interventions.

Objective: To determine total and relative healthcare costs for PAs at Ontario-based institutions.

Design: A retrospective, propensity-score-matched cohort analysis.

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Background: The differential impact of serum lipids and their targets for lipid modification on cardiometabolic disease risk is debated. This study used Mendelian randomization to investigate the causal relationships and underlying mechanisms.

Methods: Genetic variants related to lipid profiles and targets for lipid modification were sourced from the Global Lipids Genetics Consortium.

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Background: The circadian rhythm of myocardial infarction (MI) in patients with obstructive sleep apnea (OSA) remains disputable and no studies have directly evaluated the relationship between nocturnal hypoxemia and the circadian rhythm of MI. The aim of the current study was to evaluate the association of OSA and nocturnal hypoxemia with MI onset during the night.

Methods: Patients with MI in the OSA-acute coronary syndrome (ACS) project (NCT03362385) were recruited.

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Introduction: Malnutrition correlates with neuropsychiatric symptoms (NPSs) in Alzheimer's disease (AD); however, the potential mechanism underlying this association remains unclear.

Methods: Baseline and longitudinal associations of nutritional status with NPSs were analyzed in 374 patients on the AD continuum and 61 healthy controls. Serum biomarkers, behavioral tests, cerebral neurotransmitters, and differentially gene expression were evaluated in standard and malnourished diet-fed transgenic APPswe/PSEN1dE9 (APP/PS1) mice.

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Quantifying years of life lost in Australia: a multiple cause of death analysis.

Int J Epidemiol

December 2024

National Centre for Epidemiology and Population Health, Australian National University, Canberra, Australia.

Background: Deaths in Australia and other high-income countries increasingly involve multiple conditions. However, key burden of disease measures typically only use the underlying cause of death (UC). We quantified sex and cause-specific years of life lost (YLL) based on UC compared with a method integrating multiple causes of death.

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Purpose: To study the effects of breathing exercises on preventing pulmonary complications in patients undergoing coronary artery bypass graft surgery.

Methods: Observing whether preoperative breathing exercises can reduce the incidence of postoperative pulmonary complications in patients undergoing coronary artery bypass graft surgery; observing whether these exercises can improve postoperative arterial oxygen pressure, oxygen saturation, and the distance walked in a six-minute walk test after surgery; as well as reduce hospital stay duration, lower treatment costs, and improve the quality of life as measured by the Short Form-36 Health Survey (SF-36).

Design: The study population includes patients undergoing coronary artery bypass graft surgery under general anesthesia; the research center is Capital Medical University Xuanwu Hospital; the sample size is 120.

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Introduction: Glioma is the most common primary malignant brain tumor. Despite advances in surgical techniques and treatment regimens, the therapeutic effects of glioma remain unsatisfactory. Immunotherapy has brought new hope to glioma patients, but its therapeutic outcomes are limited by the immunosuppressive nature of the tumor microenvironment (TME).

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Purpose: This study aimed to assess the protective effect of a clinical dose esketamine on cerebral ischemia/reperfusion (I/R) injury and to reveal the potential mechanisms associated with microglial polarization and autophagy.

Methods: Experimental cerebral ischemia was induced by middle cerebral artery occlusion (MCAO) in adult rats and simulated by oxygen-glucose deprivation (OGD) in BV-2 microglial cells. Neurological and sensorimotor function, cerebral infarct volume, histopathological changes, mitochondrial morphological changes, and apoptosis of ischemic brain tissues were assessed in the presence or absence of esketamine and the autophagy inducer rapamycin.

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Objective: To evaluate the clinical efficacy of bladder function training combined with pelvic floor biofeedback electrical stimulation in the treatment of neurogenic bladder and its impact on urodynamics.

Methods: This was a clinical comparative study. A total of 120 patients with neurogenic bladder after spinal cord injury admitted to Beijing Rehabilitation Hospital of Capital Medical University and Beijing Shijingshan Hospital from January 2023 to December 2023 were randomly divided into two groups (n= 60/group).

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Case report: Multisystemic smooth muscle dysfunction syndrome: a rare genetic cause of infantile interstitial lung disease.

Front Pharmacol

January 2025

Respiratory Department II, National Clinical Research Center for Respiratory Diseases, Beijing Children's Hospital, Capital Medical University, National Center for Children's Health, Beijing, China.

Multisystemic smooth muscle dysfunction syndrome (MSMDS) is an autosomal dominant disorder caused by mutations in the gene, resulting in variable clinical manifestation and multi-organ dysfunction. Interstitial lung disease (ILD) is a rare phenotype of this condition. We describe a rare infant case of an 8-month-old boy who presented with progressively worsening dyspnea, along with intermittent episodes of respiratory distress and cyanosis since birth.

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MITIGATING OVER-SATURATED FLUORESCENCE IMAGES THROUGH A SEMI-SUPERVISED GENERATIVE ADVERSARIAL NETWORK.

Proc IEEE Int Symp Biomed Imaging

May 2024

Department of Electrical and Computer Engineering, Nashville, TN, USA.

Multiplex immunofluorescence (MxIF) imaging is a critical tool in biomedical research, offering detailed insights into cell composition and spatial context. As an example, DAPI staining identifies cell nuclei, while CD20 staining helps segment cell membranes in MxIF. However, a persistent challenge in MxIF is saturation artifacts, which hinder single-cell level analysis in areas with over-saturated pixels.

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Mechanisms of Cancer-Induced Bone Pain.

J Pain Res

January 2025

Department of Anesthesiology, Beijing Friendship Hospital, Capital Medical University, Beijing, People's Republic of China.

Bone is a common site of advanced cancer metastasis, second only to the lungs and liver. Cancer-induced bone pain (CIBP) is a persistent and intense pain that is caused by a combination of inflammatory and neuropathic factors. As CIBP progresses, the degree of pain intensifies.

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Missing values arise routinely in real-world sequential (string) datasets due to: (1) imprecise data measurements; (2) flexible sequence modeling, such as binding profiles of molecular sequences; or (3) the existence of confidential information in a dataset which has been deleted deliberately for privacy protection. In order to analyze such datasets, it is often important to replace each missing value, with one or more letters, in an efficient and effective way. Here we formalize this task as a combinatorial optimization problem: the set of constraints includes the of the missing value (i.

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Background: Community-acquired pneumonia (CAP) poses a significant health threat to the elderly population, leading to high morbidity and mortality rates. Serum ferritin, a critical indicator of iron metabolism, plays a pivotal role in inflammation and immune regulation. Nevertheless, its specific prognostic relevance in elderly patients with CAP remains unclear.

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Clinical characteristics and the role of IL-6 in acute-on-chronic liver failure patients with or without COVID-19: a multicenter paired cohort study.

Front Cell Infect Microbiol

January 2025

Department of Gastroenterology, Third Hospital of Shanxi Medical University, Shanxi Bethune Hospital, Shanxi Academy of Medical Sciences, Tongji Shanxi Hospital, Taiyuan, China.

Background And Aims: The impact of coronavirus disease 2019 (COVID-19) on patients with acute-on-chronic liver failure (ACLF) remains unclear. To investigate the clinical characteristics of patients with ACLF complicated with COVID-19 in order to provide evidence for the precise treatment of this patient population.

Methods: A total of 34 ACLF patients with COVID-19 admitted to these three hospitals from December 2022 to August 2023 were included as the ACLF+COVID-19 group.

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Background: The prognosis is extremely troubling in advanced hepatocellular carcinoma (HCC). Prognostic scores have been developed. Yet, the positive predictive values might appear inadequate.

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Background: Climate change poses significant threats to the health and safety of communities worldwide. Extreme weather events can disrupt critical infrastructure and overwhelm emergency medical services (EMS) systems. As the frequency and intensity of these climate-related disasters continue to increase, it is essential that EMS organizations develop robust strategies to enhance their resilience.

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Vertical flow immunoassay for multiplex mycotoxins based on photonic nitrocellulose and SERS nanotags.

Food Chem X

January 2025

State Key Laboratory of Digital Medical Engineering, School of Biological Science and Medical Engineering, Southeast University, Nanjing 210096, China.

Here, we report a SERS based VFA using PNC as a sensing substrate for highly sensitive multiplex mycotoxins detection. The PNC was fabricated by filtration-based self-assembled monodisperse SiO NPs on a filter membrane as a template, and the obtained PNC had an ordered complementary inverse opal structure. In parallel, three kinds of Raman dyes encoding Au@Ag, Au@Ag and Au@Ag SERS nanotags were synthesized for the detection of OTA, AFB1 and ZON.

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Background: The relationship between diabetes and heart failure significantly impacts public health. This study assessed the prognostic nutritional index (PNI) as a predictor of heart failure risk in adult diabetic patients.

Methods: An analysis was performed on 1823 diabetic adults using data collected from the National Health and Nutrition Examination Survey (NHANES) between 1999 and 2016.

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