Publications by authors named "Lingyu Xu"

Ethnopharmacological Relevance: The root of Valeriana fauriei Briq. (VF) is a folk medicine registered in the Japanese Pharmacopeia 18th Edition. Valeriana plants have been utilized as sedatives and antidepressants in Europe, but only a few pharmacological reports have focused on VF.

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Background: Acute kidney injury (AKI) and acute kidney disease (AKD) are prevalent among pediatric patients, both linked to increased mortality and extended hospital stays. Early detection of kidney injury is crucial for improving outcomes. This study presents a machine learning-based risk prediction model for AKI and AKD in pediatric patients, enabling personalized risk predictions.

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The locomotive action involves diverse coordination, necessitating the integration of multiple motor neural circuits. However, the precise circuitry mechanism governing emotion-driven accelerated locomotion remains predominantly elusive. Here we dissect projections from the tuberomammillary nucleus (TMN) to subiculum (SUB) which promote alert-driven accelerated locomotion.

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Objectives: To investigate tailored approaches, techniques, and outcomes of catheter ablation in patients with persistent left superior vena cava (PLSVC) undergoing atrial fibrillation (AF) ablation.

Background: PLSVC presents unique challenges for AF ablation due to its potential as an arrhythmogenic source and the complex anatomical variations it introduces.

Methods: The retrospective cohort included 16 patients with PLSVC that underwent 21 AF ablation procedures between August 1, 2008, and February 14, 2024, at the Hospital of the University of Pennsylvania.

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Article Synopsis
  • Hemoperfusion is a key treatment for chronic kidney disease (CKD) and works by filtering toxins from the blood, making the efficiency of adsorbents used crucial for effective therapy.
  • This study focuses on using carbonized and activated areca nut shells, a common waste material, to create porous adsorbents that are tested for their ability to remove toxins from blood.
  • Results indicate that these new adsorbents are more effective than traditional ones, significantly reducing uremic toxins in both simulated and actual blood samples from CKD patients and animal models, showcasing their potential for enhancing treatment outcomes in progressive CKD.
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  • The study investigates the role of lipomatous metaplasia (LM) as a critical anatomical feature in the pathways that lead to ventricular tachycardia (VT) in patients with nonischemic cardiomyopathy (NICM).
  • Researchers analyzed cardiac MRI and electroanatomical maps from 49 patients, revealing that VT corridors had significantly higher volumes of LM.
  • The findings suggest that these VT corridors not only contain more LM but also show lower variability in current amplitude, indicating that LM may help stabilize electrical signaling during VT episodes.
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  • Atrial conduction velocity (CV) is important in understanding heart conditions like atrial fibrillation, and it can be influenced by the body's autonomic nervous system.
  • This study investigated how CV in the right atrium changes with sympathetic stimulation, either through medication (isoproterenol) or direct electrical stimulation of the vertebral vein.
  • Results showed that both methods significantly increased CV and reduced CV variability compared to baseline sinus rhythm, indicating that sympathetic stimulation improves heart conduction efficiency.
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Background: Acute kidney injury (AKI) is a common adverse outcome following nephrectomy. The progression from AKI to acute kidney disease (AKD) and subsequently to chronic kidney disease (CKD) remains a concern; yet, the predictive mechanisms for these transitions are not fully understood. Interpretable machine learning (ML) models offer insights into how clinical features influence long-term renal function outcomes after nephrectomy, providing a more precise framework for identifying patients at risk and supporting improved clinical decision-making processes.

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The article by Shin et al. provides valuable insights into the correlation between the gastric mucosa-associated gastric microbiome (MAM) and metachronous recurrence. However, the use of the Cox proportional hazards model in their analysis presents several limitations.

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Introduction: Acute kidney injury (AKI) is a prevalent complication in older people, elevating the risks of acute kidney disease (AKD) and mortality. AKD reflects the adverse events developing after AKI. We aimed to develop and validate machine learning models for predicting the occurrence of AKD, AKI and mortality in older patients.

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Recent research has indicated that formononetin demonstrates a potent anti-inflammatory effect in various diseases. However, its impact on sterile inflammation kidney injury, specifically acute kidney injury (AKI), remains unclear. In this study, we utilized an ischemia/reperfusion-induced AKI (IRI-AKI) mouse model and bone marrow-derived macrophages (BMDMs) to investigate the effects of formononetin on sterile inflammation of AKI and to explore the underlying mechanism.

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Importance: Noninvasive localization of the compact atrioventricular node and the proximal specialized conduction system (AVCS) would enhance planning for transcatheter aortic valve and complex or congenital heart disease surgical procedures.

Objective: To test the hypothesis that preprocedure contrast-enhanced cardiac computed tomography (CECT) can accurately localize the AVCS by identification of the fat that insulates the conductive myocardium.

Design, Setting, And Participants: This was a prospective cohort study that took place at an academic tertiary care center.

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Background: Research into the acute kidney disease (AKD) after acute ischemic stroke (AIS) is rare, and how clinical features influence its prognosis remain unknown. We aim to employ interpretable machine learning (ML) models to study AIS and clarify its decision-making process in identifying the risk of mortality.

Methods: We conducted a retrospective cohort study involving AIS patients from January 2020 to June 2021.

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The therapy of the clear cell renal cell carcinoma (ccRCC) is crucial for the human healthcare due to its easy metastasis and recurrence, as well as resistance to radiotherapy and chemotherapy. In this work, we propose the synthesis of MoS@red phosphorus (MoS@RP) heterojunction to induce synergistic photodynamic and photothermal therapy (PDT/PTT) of ccRCC. The MoS@RP heterojunction exhibits enhanced spectra absorption in the NIR range and produce local heat-increasing under the NIR laser irradiation compared with pure MoS and RP.

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Background: Autism classification work on fNIRS data using dynamic graph networks. Explore the impact of the dynamic connection relationship between brain channels on ASD, and compare the brain channel connection diagrams of ASD and TD to explore potential factors that influence the development of autism.

Method: Using dynamic graph construction to mine the dynamic relationships of fNIRS data, obtain spatio-temporal correlations through dynamic feature extraction, and improve the information extraction capabilities of the network through spatio-temporal graph pooling to achieve classification of ASD.

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